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authorBen Siraphob <bensiraphob@gmail.com>2021-01-15 20:21:58 +0700
committerBen Siraphob <bensiraphob@gmail.com>2021-01-16 17:58:11 +0700
commitbadf51221db8fae81bf9948c39eaf8342dfd5597 (patch)
tree34eeb35ca97f0b081da465e9ddd6c120a9d2b7df /pkgs/applications
parenta9bb54359eeedf2594fdf191de5b673fd1dd102d (diff)
treewide: stdenv.lib -> lib
Diffstat (limited to 'pkgs/applications')
-rw-r--r--pkgs/applications/accessibility/mousetweaks/default.nix2
-rw-r--r--pkgs/applications/audio/AMB-plugins/default.nix8
-rw-r--r--pkgs/applications/audio/FIL-plugins/default.nix8
-rw-r--r--pkgs/applications/audio/MMA/default.nix8
-rw-r--r--pkgs/applications/audio/abcde/default.nix2
-rw-r--r--pkgs/applications/audio/aeolus/default.nix8
-rw-r--r--pkgs/applications/audio/airwave/default.nix2
-rw-r--r--pkgs/applications/audio/ario/default.nix8
-rw-r--r--pkgs/applications/audio/asunder/default.nix4
-rw-r--r--pkgs/applications/audio/aucatctl/default.nix4
-rw-r--r--pkgs/applications/audio/audio-recorder/default.nix2
-rw-r--r--pkgs/applications/audio/aumix/default.nix6
-rw-r--r--pkgs/applications/audio/axoloti/libusb1.nix8
-rw-r--r--pkgs/applications/audio/bambootracker/default.nix2
-rw-r--r--pkgs/applications/audio/baudline/default.nix2
-rw-r--r--pkgs/applications/audio/cadence/default.nix4
-rw-r--r--pkgs/applications/audio/caps/default.nix8
-rw-r--r--pkgs/applications/audio/carla/default.nix2
-rw-r--r--pkgs/applications/audio/caudec/default.nix4
-rw-r--r--pkgs/applications/audio/cd-discid/default.nix2
-rw-r--r--pkgs/applications/audio/cdparanoia/default.nix10
-rw-r--r--pkgs/applications/audio/clementine/default.nix8
-rw-r--r--pkgs/applications/audio/clerk/default.nix2
-rw-r--r--pkgs/applications/audio/cmus/default.nix6
-rw-r--r--pkgs/applications/audio/cmusfm/default.nix2
-rw-r--r--pkgs/applications/audio/crip/default.nix8
-rw-r--r--pkgs/applications/audio/csound/csound-manual/default.nix8
-rw-r--r--pkgs/applications/audio/csound/default.nix2
-rw-r--r--pkgs/applications/audio/deadbeef/default.nix4
-rw-r--r--pkgs/applications/audio/easytag/default.nix2
-rw-r--r--pkgs/applications/audio/ecasound/default.nix4
-rw-r--r--pkgs/applications/audio/eflite/default.nix10
-rw-r--r--pkgs/applications/audio/ekho/default.nix2
-rw-r--r--pkgs/applications/audio/eq10q/default.nix8
-rw-r--r--pkgs/applications/audio/espeak/edit.nix2
-rw-r--r--pkgs/applications/audio/faust/faust1.nix2
-rw-r--r--pkgs/applications/audio/faust/faust2.nix4
-rw-r--r--pkgs/applications/audio/fmit/default.nix4
-rw-r--r--pkgs/applications/audio/fmsynth/default.nix8
-rw-r--r--pkgs/applications/audio/freewheeling/default.nix6
-rw-r--r--pkgs/applications/audio/ft2-clone/default.nix8
-rw-r--r--pkgs/applications/audio/gmu/default.nix4
-rw-r--r--pkgs/applications/audio/goattracker/default.nix4
-rw-r--r--pkgs/applications/audio/google-musicmanager/default.nix4
-rw-r--r--pkgs/applications/audio/google-play-music-desktop-player/default.nix8
-rw-r--r--pkgs/applications/audio/gpodder/default.nix2
-rw-r--r--pkgs/applications/audio/grandorgue/default.nix6
-rw-r--r--pkgs/applications/audio/gtklick/default.nix4
-rw-r--r--pkgs/applications/audio/guitarix/default.nix2
-rw-r--r--pkgs/applications/audio/helm/default.nix2
-rw-r--r--pkgs/applications/audio/i-score/default.nix8
-rw-r--r--pkgs/applications/audio/industrializer/default.nix8
-rw-r--r--pkgs/applications/audio/jack-capture/default.nix2
-rw-r--r--pkgs/applications/audio/jack-oscrolloscope/default.nix2
-rw-r--r--pkgs/applications/audio/jack-rack/default.nix8
-rw-r--r--pkgs/applications/audio/jackmeter/default.nix8
-rw-r--r--pkgs/applications/audio/jamulus/default.nix10
-rw-r--r--pkgs/applications/audio/japa/default.nix8
-rw-r--r--pkgs/applications/audio/klick/default.nix6
-rw-r--r--pkgs/applications/audio/ladspa-sdk/default.nix8
-rw-r--r--pkgs/applications/audio/ladspa-sdk/ladspah.nix8
-rw-r--r--pkgs/applications/audio/librespot/default.nix8
-rw-r--r--pkgs/applications/audio/lingot/default.nix12
-rw-r--r--pkgs/applications/audio/linuxband/default.nix8
-rw-r--r--pkgs/applications/audio/littlegptracker/default.nix12
-rw-r--r--pkgs/applications/audio/lsp-plugins/default.nix4
-rw-r--r--pkgs/applications/audio/magnetophonDSP/CharacterCompressor/default.nix4
-rw-r--r--pkgs/applications/audio/magnetophonDSP/CompBus/default.nix4
-rw-r--r--pkgs/applications/audio/magnetophonDSP/ConstantDetuneChorus/default.nix4
-rw-r--r--pkgs/applications/audio/magnetophonDSP/LazyLimiter/default.nix4
-rw-r--r--pkgs/applications/audio/magnetophonDSP/MBdistortion/default.nix4
-rw-r--r--pkgs/applications/audio/magnetophonDSP/RhythmDelay/default.nix4
-rw-r--r--pkgs/applications/audio/magnetophonDSP/VoiceOfFaust/default.nix4
-rw-r--r--pkgs/applications/audio/magnetophonDSP/faustCompressors/default.nix4
-rw-r--r--pkgs/applications/audio/magnetophonDSP/pluginUtils/default.nix4
-rw-r--r--pkgs/applications/audio/magnetophonDSP/shelfMultiBand/default.nix4
-rw-r--r--pkgs/applications/audio/meters_lv2/default.nix4
-rw-r--r--pkgs/applications/audio/mi2ly/default.nix8
-rw-r--r--pkgs/applications/audio/midisheetmusic/default.nix4
-rw-r--r--pkgs/applications/audio/mikmod/default.nix8
-rw-r--r--pkgs/applications/audio/mimic/default.nix10
-rw-r--r--pkgs/applications/audio/mimms/default.nix4
-rw-r--r--pkgs/applications/audio/moc/default.nix4
-rw-r--r--pkgs/applications/audio/mooSpace/default.nix6
-rw-r--r--pkgs/applications/audio/mopidy/mopidy.nix2
-rw-r--r--pkgs/applications/audio/mp3blaster/default.nix4
-rw-r--r--pkgs/applications/audio/mp3info/default.nix6
-rw-r--r--pkgs/applications/audio/mp3val/default.nix8
-rw-r--r--pkgs/applications/audio/mpc/default.nix2
-rw-r--r--pkgs/applications/audio/mpc123/default.nix6
-rw-r--r--pkgs/applications/audio/mpg123/default.nix12
-rw-r--r--pkgs/applications/audio/mpg321/default.nix4
-rw-r--r--pkgs/applications/audio/munt/default.nix2
-rw-r--r--pkgs/applications/audio/musikcube/default.nix2
-rw-r--r--pkgs/applications/audio/mympd/default.nix8
-rw-r--r--pkgs/applications/audio/ncmpc/default.nix2
-rw-r--r--pkgs/applications/audio/ncmpcpp/default.nix4
-rw-r--r--pkgs/applications/audio/non/default.nix8
-rw-r--r--pkgs/applications/audio/openmpt123/default.nix4
-rw-r--r--pkgs/applications/audio/opus-tools/default.nix8
-rw-r--r--pkgs/applications/audio/patchage/default.nix8
-rw-r--r--pkgs/applications/audio/pavucontrol/default.nix2
-rw-r--r--pkgs/applications/audio/pd-plugins/cyclone/default.nix8
-rw-r--r--pkgs/applications/audio/pd-plugins/gem/default.nix8
-rw-r--r--pkgs/applications/audio/pd-plugins/helmholtz/default.nix8
-rw-r--r--pkgs/applications/audio/pd-plugins/maxlib/default.nix8
-rw-r--r--pkgs/applications/audio/pd-plugins/mrpeach/default.nix8
-rw-r--r--pkgs/applications/audio/pd-plugins/puremapping/default.nix8
-rw-r--r--pkgs/applications/audio/pd-plugins/timbreid/default.nix8
-rw-r--r--pkgs/applications/audio/pd-plugins/zexy/default.nix8
-rw-r--r--pkgs/applications/audio/picard/default.nix4
-rw-r--r--pkgs/applications/audio/praat/default.nix6
-rw-r--r--pkgs/applications/audio/pt2-clone/default.nix2
-rw-r--r--pkgs/applications/audio/pulseaudio-ctl/default.nix2
-rw-r--r--pkgs/applications/audio/pulseaudio-dlna/default.nix12
-rw-r--r--pkgs/applications/audio/pulseaudio-dlna/zeroconf.nix2
-rw-r--r--pkgs/applications/audio/pulseeffects/default.nix8
-rw-r--r--pkgs/applications/audio/qjackctl/default.nix2
-rw-r--r--pkgs/applications/audio/qmidiroute/default.nix2
-rw-r--r--pkgs/applications/audio/quodlibet/default.nix6
-rw-r--r--pkgs/applications/audio/radiotray-ng/default.nix2
-rw-r--r--pkgs/applications/audio/reaper/default.nix4
-rw-r--r--pkgs/applications/audio/redoflacs/default.nix2
-rw-r--r--pkgs/applications/audio/renoise/default.nix20
-rw-r--r--pkgs/applications/audio/rhythmbox/default.nix2
-rw-r--r--pkgs/applications/audio/schismtracker/default.nix2
-rw-r--r--pkgs/applications/audio/shntool/default.nix8
-rw-r--r--pkgs/applications/audio/snd/default.nix8
-rw-r--r--pkgs/applications/audio/sonata/default.nix8
-rw-r--r--pkgs/applications/audio/sound-juicer/default.nix2
-rw-r--r--pkgs/applications/audio/soundscape-renderer/default.nix6
-rw-r--r--pkgs/applications/audio/soundtracker/default.nix2
-rw-r--r--pkgs/applications/audio/spectrojack/default.nix8
-rw-r--r--pkgs/applications/audio/split2flac/default.nix2
-rw-r--r--pkgs/applications/audio/spotify-tui/default.nix6
-rw-r--r--pkgs/applications/audio/spotify/default.nix2
-rw-r--r--pkgs/applications/audio/spotifyd/default.nix10
-rw-r--r--pkgs/applications/audio/squeezelite/default.nix4
-rw-r--r--pkgs/applications/audio/sunvox/default.nix2
-rw-r--r--pkgs/applications/audio/tap-plugins/default.nix4
-rw-r--r--pkgs/applications/audio/timemachine/default.nix8
-rw-r--r--pkgs/applications/audio/uade123/default.nix4
-rw-r--r--pkgs/applications/audio/vcv-rack/default.nix2
-rw-r--r--pkgs/applications/audio/wavegain/default.nix8
-rw-r--r--pkgs/applications/audio/whipper/default.nix4
-rw-r--r--pkgs/applications/audio/x42-plugins/default.nix4
-rw-r--r--pkgs/applications/audio/yasr/default.nix8
-rw-r--r--pkgs/applications/audio/ympd/default.nix8
-rw-r--r--pkgs/applications/backup/areca/default.nix2
-rw-r--r--pkgs/applications/blockchains/bitcoin-abc.nix4
-rw-r--r--pkgs/applications/blockchains/bitcoin-classic.nix4
-rw-r--r--pkgs/applications/blockchains/bitcoin-gold.nix4
-rw-r--r--pkgs/applications/blockchains/bitcoin-unlimited.nix4
-rw-r--r--pkgs/applications/blockchains/bitcoin.nix4
-rw-r--r--pkgs/applications/blockchains/btcdeb/default.nix4
-rw-r--r--pkgs/applications/blockchains/clightning.nix4
-rw-r--r--pkgs/applications/blockchains/dashpay.nix4
-rw-r--r--pkgs/applications/blockchains/digibyte.nix4
-rw-r--r--pkgs/applications/blockchains/dogecoin.nix4
-rw-r--r--pkgs/applications/blockchains/go-ethereum.nix2
-rw-r--r--pkgs/applications/blockchains/litecoin.nix4
-rw-r--r--pkgs/applications/blockchains/monero-gui/default.nix4
-rw-r--r--pkgs/applications/blockchains/monero/default.nix2
-rw-r--r--pkgs/applications/blockchains/namecoin.nix4
-rw-r--r--pkgs/applications/blockchains/openethereum/default.nix6
-rw-r--r--pkgs/applications/blockchains/particl/particl-core.nix4
-rw-r--r--pkgs/applications/blockchains/pivx.nix2
-rw-r--r--pkgs/applications/blockchains/vertcoin.nix4
-rw-r--r--pkgs/applications/blockchains/wasabibackend/default.nix2
-rw-r--r--pkgs/applications/blockchains/wasabiwallet/default.nix2
-rw-r--r--pkgs/applications/blockchains/whirlpool-gui/default.nix4
-rw-r--r--pkgs/applications/blockchains/wownero.nix4
-rw-r--r--pkgs/applications/editors/aewan/default.nix6
-rw-r--r--pkgs/applications/editors/amp/default.nix2
-rw-r--r--pkgs/applications/editors/android-studio/common.nix4
-rw-r--r--pkgs/applications/editors/atom/default.nix4
-rw-r--r--pkgs/applications/editors/brackets/default.nix2
-rw-r--r--pkgs/applications/editors/code-browser/default.nix10
-rw-r--r--pkgs/applications/editors/codeblocks/default.nix6
-rw-r--r--pkgs/applications/editors/dhex/default.nix8
-rw-r--r--pkgs/applications/editors/eclipse/build-eclipse.nix8
-rw-r--r--pkgs/applications/editors/eclipse/default.nix8
-rw-r--r--pkgs/applications/editors/ed/default.nix8
-rw-r--r--pkgs/applications/editors/elvis/default.nix4
-rw-r--r--pkgs/applications/editors/emacs-modes/cedet/default.nix2
-rw-r--r--pkgs/applications/editors/emacs-modes/ess-R-object-popup/default.nix2
-rw-r--r--pkgs/applications/editors/emacs-modes/helm-words/default.nix4
-rw-r--r--pkgs/applications/editors/emacs-modes/hsc3/default.nix2
-rw-r--r--pkgs/applications/editors/emacs-modes/org-mac-link/default.nix4
-rw-r--r--pkgs/applications/editors/emacs-modes/perl-completion/default.nix2
-rw-r--r--pkgs/applications/editors/emacs-modes/prolog/default.nix2
-rw-r--r--pkgs/applications/editors/emacs-modes/railgun/default.nix2
-rw-r--r--pkgs/applications/editors/emacs-modes/rect-mark/default.nix4
-rw-r--r--pkgs/applications/editors/emacs-modes/sunrise-commander/default.nix4
-rw-r--r--pkgs/applications/editors/emacs-modes/tramp/default.nix4
-rw-r--r--pkgs/applications/editors/emacs-modes/zeitgeist/default.nix2
-rw-r--r--pkgs/applications/editors/flpsed/default.nix2
-rw-r--r--pkgs/applications/editors/gnome-builder/default.nix2
-rw-r--r--pkgs/applications/editors/gnome-latex/default.nix2
-rw-r--r--pkgs/applications/editors/gobby/default.nix2
-rw-r--r--pkgs/applications/editors/hexedit/default.nix6
-rw-r--r--pkgs/applications/editors/howl/default.nix4
-rw-r--r--pkgs/applications/editors/jed/default.nix4
-rw-r--r--pkgs/applications/editors/jetbrains/common.nix8
-rw-r--r--pkgs/applications/editors/jetbrains/default.nix26
-rw-r--r--pkgs/applications/editors/jove/default.nix4
-rw-r--r--pkgs/applications/editors/jucipp/default.nix10
-rw-r--r--pkgs/applications/editors/kakoune/default.nix4
-rw-r--r--pkgs/applications/editors/kakoune/plugins/kak-auto-pairs.nix2
-rw-r--r--pkgs/applications/editors/kakoune/plugins/kak-buffers.nix2
-rw-r--r--pkgs/applications/editors/kakoune/plugins/kak-fzf.nix4
-rw-r--r--pkgs/applications/editors/kakoune/plugins/kak-powerline.nix2
-rw-r--r--pkgs/applications/editors/kakoune/plugins/kak-prelude.nix2
-rw-r--r--pkgs/applications/editors/kakoune/plugins/kak-vertical-selection.nix2
-rw-r--r--pkgs/applications/editors/kakoune/plugins/quickscope.kak.nix2
-rw-r--r--pkgs/applications/editors/kdevelop5/kdevelop-pg-qt.nix2
-rw-r--r--pkgs/applications/editors/kodestudio/default.nix2
-rw-r--r--pkgs/applications/editors/lighttable/default.nix2
-rw-r--r--pkgs/applications/editors/manuskript/default.nix8
-rw-r--r--pkgs/applications/editors/monodevelop/default.nix2
-rw-r--r--pkgs/applications/editors/music/tuxguitar/default.nix2
-rw-r--r--pkgs/applications/editors/nano/default.nix10
-rw-r--r--pkgs/applications/editors/nano/nanorc/default.nix10
-rw-r--r--pkgs/applications/editors/nedit/default.nix2
-rw-r--r--pkgs/applications/editors/neovim/default.nix8
-rw-r--r--pkgs/applications/editors/neovim/neovim-remote.nix4
-rw-r--r--pkgs/applications/editors/neovim/wrapper.nix4
-rw-r--r--pkgs/applications/editors/netbeans/default.nix10
-rw-r--r--pkgs/applications/editors/nvi/default.nix4
-rw-r--r--pkgs/applications/editors/qxmledit/default.nix2
-rw-r--r--pkgs/applications/editors/rehex/default.nix8
-rw-r--r--pkgs/applications/editors/sublime/2/default.nix8
-rw-r--r--pkgs/applications/editors/sublime/3/common.nix14
-rw-r--r--pkgs/applications/editors/texmacs/common.nix4
-rw-r--r--pkgs/applications/editors/texmacs/darwin.nix6
-rw-r--r--pkgs/applications/editors/vbindiff/default.nix6
-rw-r--r--pkgs/applications/editors/vim/configurable.nix62
-rw-r--r--pkgs/applications/editors/vim/default.nix6
-rw-r--r--pkgs/applications/editors/vim/vimacs.nix2
-rw-r--r--pkgs/applications/editors/vis/default.nix6
-rw-r--r--pkgs/applications/editors/wxhexeditor/default.nix6
-rw-r--r--pkgs/applications/editors/zile/default.nix2
-rw-r--r--pkgs/applications/gis/grass/default.nix10
-rw-r--r--pkgs/applications/gis/openorienteering-mapper/default.nix2
-rw-r--r--pkgs/applications/gis/whitebox-tools/default.nix2
-rw-r--r--pkgs/applications/graphics/ahoviewer/default.nix2
-rw-r--r--pkgs/applications/graphics/apitrace/default.nix2
-rw-r--r--pkgs/applications/graphics/autopanosiftc/default.nix6
-rw-r--r--pkgs/applications/graphics/autotrace/default.nix2
-rw-r--r--pkgs/applications/graphics/avocode/default.nix2
-rw-r--r--pkgs/applications/graphics/c3d/default.nix2
-rw-r--r--pkgs/applications/graphics/comical/default.nix8
-rw-r--r--pkgs/applications/graphics/darktable/default.nix10
-rw-r--r--pkgs/applications/graphics/dia/default.nix6
-rw-r--r--pkgs/applications/graphics/displaycal/default.nix8
-rw-r--r--pkgs/applications/graphics/djview/default.nix4
-rw-r--r--pkgs/applications/graphics/dosage/default.nix4
-rw-r--r--pkgs/applications/graphics/exrdisplay/default.nix6
-rw-r--r--pkgs/applications/graphics/f3d/default.nix4
-rw-r--r--pkgs/applications/graphics/feh/default.nix4
-rw-r--r--pkgs/applications/graphics/fluxus/default.nix2
-rw-r--r--pkgs/applications/graphics/freepv/default.nix4
-rw-r--r--pkgs/applications/graphics/fstl/default.nix2
-rw-r--r--pkgs/applications/graphics/gcolor2/default.nix8
-rw-r--r--pkgs/applications/graphics/geeqie/default.nix2
-rw-r--r--pkgs/applications/graphics/gimp/plugins/default.nix4
-rw-r--r--pkgs/applications/graphics/gimp/wrapper.nix2
-rw-r--r--pkgs/applications/graphics/glabels/default.nix2
-rw-r--r--pkgs/applications/graphics/gnome-photos/default.nix2
-rw-r--r--pkgs/applications/graphics/gocr/default.nix6
-rw-r--r--pkgs/applications/graphics/grafx2/default.nix6
-rw-r--r--pkgs/applications/graphics/graphicsmagick/compat.nix6
-rw-r--r--pkgs/applications/graphics/graphicsmagick/default.nix8
-rw-r--r--pkgs/applications/graphics/gscan2pdf/default.nix4
-rw-r--r--pkgs/applications/graphics/gthumb/default.nix2
-rw-r--r--pkgs/applications/graphics/guetzli/default.nix8
-rw-r--r--pkgs/applications/graphics/inkscape/default.nix6
-rw-r--r--pkgs/applications/graphics/ipe/default.nix8
-rw-r--r--pkgs/applications/graphics/kodelife/default.nix4
-rw-r--r--pkgs/applications/graphics/krop/default.nix8
-rw-r--r--pkgs/applications/graphics/lazpaint/default.nix2
-rw-r--r--pkgs/applications/graphics/lightburn/default.nix6
-rw-r--r--pkgs/applications/graphics/meh/default.nix6
-rw-r--r--pkgs/applications/graphics/minidjvu/default.nix8
-rw-r--r--pkgs/applications/graphics/mozjpeg/default.nix8
-rw-r--r--pkgs/applications/graphics/mtpaint/default.nix8
-rw-r--r--pkgs/applications/graphics/nomacs/default.nix2
-rw-r--r--pkgs/applications/graphics/ocrfeeder/default.nix4
-rw-r--r--pkgs/applications/graphics/openscad/default.nix14
-rw-r--r--pkgs/applications/graphics/opentoonz/default.nix6
-rw-r--r--pkgs/applications/graphics/panotools/default.nix6
-rw-r--r--pkgs/applications/graphics/photoqt/default.nix6
-rw-r--r--pkgs/applications/graphics/pinta/default.nix10
-rw-r--r--pkgs/applications/graphics/qscreenshot/default.nix2
-rw-r--r--pkgs/applications/graphics/rapid-photo-downloader/default.nix4
-rw-r--r--pkgs/applications/graphics/rawtherapee/default.nix8
-rw-r--r--pkgs/applications/graphics/rx/default.nix4
-rw-r--r--pkgs/applications/graphics/sane/backends/brscan4/default.nix12
-rw-r--r--pkgs/applications/graphics/sane/backends/brscan4/udev_rules_type1.nix8
-rw-r--r--pkgs/applications/graphics/sane/backends/dsseries/default.nix8
-rw-r--r--pkgs/applications/graphics/sane/backends/generic.nix10
-rw-r--r--pkgs/applications/graphics/sane/config.nix4
-rw-r--r--pkgs/applications/graphics/sane/frontends.nix2
-rw-r--r--pkgs/applications/graphics/sane/xsane.nix10
-rw-r--r--pkgs/applications/graphics/scantailor/default.nix8
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-rw-r--r--pkgs/applications/version-management/git-and-tools/transcrypt/default.nix4
-rw-r--r--pkgs/applications/version-management/git-backup/default.nix2
-rw-r--r--pkgs/applications/version-management/git-crecord/default.nix4
-rw-r--r--pkgs/applications/version-management/git-repo/default.nix2
-rw-r--r--pkgs/applications/version-management/gitea/default.nix4
-rw-r--r--pkgs/applications/version-management/gitkraken/default.nix4
-rw-r--r--pkgs/applications/version-management/gitoxide/default.nix2
-rw-r--r--pkgs/applications/version-management/gogs/default.nix4
-rw-r--r--pkgs/applications/version-management/guitone/default.nix4
-rw-r--r--pkgs/applications/version-management/meld/default.nix2
-rw-r--r--pkgs/applications/version-management/mercurial/4.9.nix12
-rw-r--r--pkgs/applications/version-management/mercurial/default.nix12
-rw-r--r--pkgs/applications/version-management/monotone-viz/default.nix10
-rw-r--r--pkgs/applications/version-management/monotone-viz/graphviz-2.0.nix6
-rw-r--r--pkgs/applications/version-management/monotone/default.nix2
-rw-r--r--pkgs/applications/version-management/mr/default.nix8
-rw-r--r--pkgs/applications/version-management/nitpick/default.nix8
-rw-r--r--pkgs/applications/version-management/p4v/default.nix4
-rw-r--r--pkgs/applications/version-management/pijul/default.nix6
-rw-r--r--pkgs/applications/version-management/rapidsvn/default.nix6
-rw-r--r--pkgs/applications/version-management/rcs/default.nix12
-rw-r--r--pkgs/applications/version-management/sit/default.nix2
-rw-r--r--pkgs/applications/version-management/smartgithg/default.nix6
-rw-r--r--pkgs/applications/version-management/sourcehut/fetchNodeModules.nix4
-rw-r--r--pkgs/applications/version-management/srcml/default.nix4
-rw-r--r--pkgs/applications/version-management/sublime-merge/common.nix10
-rw-r--r--pkgs/applications/version-management/subversion/default.nix22
-rw-r--r--pkgs/applications/version-management/tkcvs/default.nix6
-rw-r--r--pkgs/applications/version-management/yadm/default.nix8
-rw-r--r--pkgs/applications/window-managers/awesome/default.nix4
-rw-r--r--pkgs/applications/window-managers/bspwm/unstable.nix6
-rw-r--r--pkgs/applications/window-managers/cage/default.nix4
-rw-r--r--pkgs/applications/window-managers/cagebreak/default.nix4
-rw-r--r--pkgs/applications/window-managers/dwm/default.nix10
-rw-r--r--pkgs/applications/window-managers/dwm/dwm-status.nix2
-rw-r--r--pkgs/applications/window-managers/dwm/git.nix2
-rw-r--r--pkgs/applications/window-managers/dzen2/default.nix6
-rw-r--r--pkgs/applications/window-managers/fluxbox/default.nix6
-rw-r--r--pkgs/applications/window-managers/fvwm/default.nix10
-rw-r--r--pkgs/applications/window-managers/herbstluftwm/default.nix12
-rw-r--r--pkgs/applications/window-managers/hikari/default.nix2
-rw-r--r--pkgs/applications/window-managers/i3/blocks-gaps.nix2
-rw-r--r--pkgs/applications/window-managers/i3/blocks.nix4
-rw-r--r--pkgs/applications/window-managers/i3/default.nix2
-rw-r--r--pkgs/applications/window-managers/i3/layout-manager.nix2
-rw-r--r--pkgs/applications/window-managers/i3/pystatus.nix2
-rw-r--r--pkgs/applications/window-managers/i3/status.nix6
-rw-r--r--pkgs/applications/window-managers/ion-3/default.nix6
-rw-r--r--pkgs/applications/window-managers/jwm/default.nix8
-rw-r--r--pkgs/applications/window-managers/kbdd/default.nix8
-rw-r--r--pkgs/applications/window-managers/larswm/default.nix6
-rw-r--r--pkgs/applications/window-managers/leftwm/default.nix2
-rw-r--r--pkgs/applications/window-managers/lemonbar/xft.nix4
-rw-r--r--pkgs/applications/window-managers/matchbox/default.nix6
-rw-r--r--pkgs/applications/window-managers/openbox/default.nix6
-rw-r--r--pkgs/applications/window-managers/oroborus/default.nix4
-rw-r--r--pkgs/applications/window-managers/smallwm/default.nix4
-rw-r--r--pkgs/applications/window-managers/stumpwm/default.nix4
-rw-r--r--pkgs/applications/window-managers/sway/contrib.nix2
-rw-r--r--pkgs/applications/window-managers/sway/lock-fancy.nix2
-rw-r--r--pkgs/applications/window-managers/tabbed/default.nix6
-rw-r--r--pkgs/applications/window-managers/taffybar/default.nix6
-rw-r--r--pkgs/applications/window-managers/tinywm/default.nix4
-rw-r--r--pkgs/applications/window-managers/weston/default.nix4
-rw-r--r--pkgs/applications/window-managers/windowlab/default.nix4
-rw-r--r--pkgs/applications/window-managers/wio/default.nix2
-rw-r--r--pkgs/applications/window-managers/wmii-hg/default.nix8
-rw-r--r--pkgs/applications/window-managers/xmonad/log-applet/default.nix6
-rw-r--r--pkgs/applications/window-managers/yeahwm/default.nix4
661 files changed, 1933 insertions, 1933 deletions
diff --git a/pkgs/applications/accessibility/mousetweaks/default.nix b/pkgs/applications/accessibility/mousetweaks/default.nix
index 769ea241de89c..e1449131f1668 100644
--- a/pkgs/applications/accessibility/mousetweaks/default.nix
+++ b/pkgs/applications/accessibility/mousetweaks/default.nix
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
   version = "3.32.0";
 
   src = fetchurl {
-   url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
+   url = "mirror://gnome/sources/${pname}/${lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
    sha256 = "005fhmvb45sa9mq17dpa23n1xnspiissx5rnpiy7hiqmy3g5rg8f";
   };
 
diff --git a/pkgs/applications/audio/AMB-plugins/default.nix b/pkgs/applications/audio/AMB-plugins/default.nix
index eac2b4c783b4f..8b03a97d12808 100644
--- a/pkgs/applications/audio/AMB-plugins/default.nix
+++ b/pkgs/applications/audio/AMB-plugins/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, ladspaH
+{ lib, stdenv, fetchurl, ladspaH
 }:
 
 stdenv.mkDerivation rec {
@@ -26,8 +26,8 @@ stdenv.mkDerivation rec {
     '';
     version = version;
     homepage = "http://kokkinizita.linuxaudio.org/linuxaudio/ladspa/index.html";
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2Plus;
+    maintainers = [ lib.maintainers.magnetophon ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/FIL-plugins/default.nix b/pkgs/applications/audio/FIL-plugins/default.nix
index 89bda1387d93b..98fc3495d8f73 100644
--- a/pkgs/applications/audio/FIL-plugins/default.nix
+++ b/pkgs/applications/audio/FIL-plugins/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, ladspaH
+{ lib, stdenv, fetchurl, ladspaH
 }:
 
 stdenv.mkDerivation rec {
@@ -30,8 +30,8 @@ stdenv.mkDerivation rec {
     '';
     version = version;
     homepage = "http://kokkinizita.linuxaudio.org/linuxaudio/ladspa/index.html";
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2Plus;
+    maintainers = [ lib.maintainers.magnetophon ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/MMA/default.nix b/pkgs/applications/audio/MMA/default.nix
index baeae7ae01f4c..ade595732c3bd 100644
--- a/pkgs/applications/audio/MMA/default.nix
+++ b/pkgs/applications/audio/MMA/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, makeWrapper, python3, alsaUtils, timidity }:
+{ lib, stdenv, fetchurl, makeWrapper, python3, alsaUtils, timidity }:
 
   stdenv.mkDerivation rec {
   version = "20.12";
@@ -62,8 +62,8 @@
   meta = {
     description = "Creates MIDI tracks for a soloist to perform over from a user supplied file containing chords";
     homepage =  "https://www.mellowood.ca/mma/index.html";
-    license = stdenv.lib.licenses.gpl2;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2;
+    maintainers = [ lib.maintainers.magnetophon ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/abcde/default.nix b/pkgs/applications/audio/abcde/default.nix
index a90051136cb97..1c5fc57181420 100644
--- a/pkgs/applications/audio/abcde/default.nix
+++ b/pkgs/applications/audio/abcde/default.nix
@@ -38,7 +38,7 @@ in
       for cmd in abcde cddb-tool abcde-musicbrainz-tool; do
         wrapProgram "$out/bin/$cmd" \
           --prefix PERL5LIB : "$PERL5LIB" \
-          --prefix PATH ":" ${stdenv.lib.makeBinPath [
+          --prefix PATH ":" ${lib.makeBinPath [
             "$out" which libcdio-paranoia cddiscid wget
             vorbis-tools id3v2 eyeD3 lame flac glyr
           ]}
diff --git a/pkgs/applications/audio/aeolus/default.nix b/pkgs/applications/audio/aeolus/default.nix
index c4982025999f5..000108b6de1fb 100644
--- a/pkgs/applications/audio/aeolus/default.nix
+++ b/pkgs/applications/audio/aeolus/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, libclthreads, zita-alsa-pcmi, alsaLib, libjack2
+{ lib, stdenv, fetchurl, libclthreads, zita-alsa-pcmi, alsaLib, libjack2
 , libclxclient, libX11, libXft, readline
 }:
 
@@ -25,8 +25,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Synthetized (not sampled) pipe organ emulator";
     homepage = "http://kokkinizita.linuxaudio.org/linuxaudio/aeolus/index.html";
-    license = stdenv.lib.licenses.lgpl3;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.nico202 ];
+    license = lib.licenses.lgpl3;
+    platforms = lib.platforms.linux;
+    maintainers = [ lib.maintainers.nico202 ];
   };
 }
diff --git a/pkgs/applications/audio/airwave/default.nix b/pkgs/applications/audio/airwave/default.nix
index d541afd2de3d7..438159201de81 100644
--- a/pkgs/applications/audio/airwave/default.nix
+++ b/pkgs/applications/audio/airwave/default.nix
@@ -22,7 +22,7 @@ let
     };
     nativeBuildInputs = [ unzip ];
     installPhase = "cp -r . $out";
-    meta.license = stdenv.lib.licenses.unfree;
+    meta.license = lib.licenses.unfree;
   };
 
   wine-wow64 = wine.override {
diff --git a/pkgs/applications/audio/ario/default.nix b/pkgs/applications/audio/ario/default.nix
index 99a09e7ee3300..c4a7829157d1b 100644
--- a/pkgs/applications/audio/ario/default.nix
+++ b/pkgs/applications/audio/ario/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, gettext, gtk3, intltool,
+{ lib, stdenv, fetchurl, pkgconfig, gettext, gtk3, intltool,
   wrapGAppsHook, libxml2, curl, mpd_clientlib, dbus-glib,
   libsoup, avahi, taglib
   }:
@@ -20,8 +20,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "GTK client for MPD (Music player daemon)";
     homepage = "http://ario-player.sourceforge.net/";
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = [ stdenv.lib.maintainers.garrison ];
-    platforms = stdenv.lib.platforms.all;
+    license = lib.licenses.gpl2Plus;
+    maintainers = [ lib.maintainers.garrison ];
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/audio/asunder/default.nix b/pkgs/applications/audio/asunder/default.nix
index 610085a137aa0..2e849912edb05 100644
--- a/pkgs/applications/audio/asunder/default.nix
+++ b/pkgs/applications/audio/asunder/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, makeWrapper, gtk2, libcddb, intltool, pkgconfig, cdparanoia
+{ lib, stdenv, fetchurl, makeWrapper, gtk2, libcddb, intltool, pkgconfig, cdparanoia
 , mp3Support ? false, lame
 , oggSupport ? true, vorbis-tools
 , flacSupport ? true, flac
@@ -9,7 +9,7 @@
 #, aacSupport ? false, TODO: neroAacEnc
 }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   version = "2.9.7";
diff --git a/pkgs/applications/audio/aucatctl/default.nix b/pkgs/applications/audio/aucatctl/default.nix
index ad9fefb68b9f5..6670e06a21dd0 100644
--- a/pkgs/applications/audio/aucatctl/default.nix
+++ b/pkgs/applications/audio/aucatctl/default.nix
@@ -10,14 +10,14 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [ sndio ]
-    ++ stdenv.lib.optional (!stdenv.isDarwin && !stdenv.targetPlatform.isBSD)
+    ++ lib.optional (!stdenv.isDarwin && !stdenv.targetPlatform.isBSD)
     libbsd;
 
   outputs = [ "out" "man" ];
 
   preBuild = ''
     makeFlagsArray+=("PREFIX=$out")
-  '' + stdenv.lib.optionalString
+  '' + lib.optionalString
     (!stdenv.isDarwin && !stdenv.targetPlatform.isBSD) ''
       makeFlagsArray+=(LDADD="-lsndio -lbsd")
 
diff --git a/pkgs/applications/audio/audio-recorder/default.nix b/pkgs/applications/audio/audio-recorder/default.nix
index a66bb50f082cc..c1701671bee08 100644
--- a/pkgs/applications/audio/audio-recorder/default.nix
+++ b/pkgs/applications/audio/audio-recorder/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
     glib dbus gtk3 librsvg libappindicator-gtk3
   ] ++ (with gst_all_1; [
     gstreamer gst-plugins-base gst-plugins-good gst-plugins-bad gst-plugins-ugly gst-libav
-  ]) ++ stdenv.lib.optional pulseaudioSupport libpulseaudio;
+  ]) ++ lib.optional pulseaudioSupport libpulseaudio;
 
   meta = with lib; {
     description = "Audio recorder for GNOME and Unity Desktops";
diff --git a/pkgs/applications/audio/aumix/default.nix b/pkgs/applications/audio/aumix/default.nix
index 5bc7f84325824..ffda8b6734d61 100644
--- a/pkgs/applications/audio/aumix/default.nix
+++ b/pkgs/applications/audio/aumix/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, gettext, ncurses
+{lib, stdenv, fetchurl, gettext, ncurses
 , gtkGUI ? false
 , pkgconfig ? null
 , gtk2 ? null}:
@@ -22,9 +22,9 @@ stdenv.mkDerivation rec {
       the command line or a script.
     '';
     homepage = "http://www.jpj.net/~trevor/aumix.html";
-    license = stdenv.lib.licenses.gpl2Plus;
+    license = lib.licenses.gpl2Plus;
 
     maintainers = [ ];
-    platforms = stdenv.lib.platforms.linux;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/axoloti/libusb1.nix b/pkgs/applications/audio/axoloti/libusb1.nix
index e95b391fc7818..f00167026b4a5 100644
--- a/pkgs/applications/audio/axoloti/libusb1.nix
+++ b/pkgs/applications/audio/axoloti/libusb1.nix
@@ -12,8 +12,8 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ pkgconfig ];
   propagatedBuildInputs =
-    stdenv.lib.optional stdenv.isLinux systemd ++
-    stdenv.lib.optionals stdenv.isDarwin [ libobjc IOKit ];
+    lib.optional stdenv.isLinux systemd ++
+    lib.optionals stdenv.isDarwin [ libobjc IOKit ];
 
   patches = [
     (fetchpatch {
@@ -23,9 +23,9 @@ stdenv.mkDerivation rec {
     })
   ];
 
-  NIX_LDFLAGS = stdenv.lib.optionalString stdenv.isLinux "-lgcc_s";
+  NIX_LDFLAGS = lib.optionalString stdenv.isLinux "-lgcc_s";
 
-  preFixup = stdenv.lib.optionalString stdenv.isLinux ''
+  preFixup = lib.optionalString stdenv.isLinux ''
     sed 's,-ludev,-L${lib.getLib systemd}/lib -ludev,' -i $out/lib/libusb-1.0.la
   '';
 
diff --git a/pkgs/applications/audio/bambootracker/default.nix b/pkgs/applications/audio/bambootracker/default.nix
index 8e9a566c172b7..592b0fb07300c 100644
--- a/pkgs/applications/audio/bambootracker/default.nix
+++ b/pkgs/applications/audio/bambootracker/default.nix
@@ -13,7 +13,7 @@
 }:
 let
 
-  inherit (stdenv.lib) optional optionals;
+  inherit (lib) optional optionals;
 
 in
 mkDerivation rec {
diff --git a/pkgs/applications/audio/baudline/default.nix b/pkgs/applications/audio/baudline/default.nix
index 2f695b6ed7b4b..29c5130f575c1 100644
--- a/pkgs/applications/audio/baudline/default.nix
+++ b/pkgs/applications/audio/baudline/default.nix
@@ -3,7 +3,7 @@
 }:
 
 let
-  rpath = stdenv.lib.makeLibraryPath
+  rpath = lib.makeLibraryPath
     [ libXmu libXt libX11 libXext libXxf86vm libjack2 ];
 in
 stdenv.mkDerivation rec {
diff --git a/pkgs/applications/audio/cadence/default.nix b/pkgs/applications/audio/cadence/default.nix
index 7230bf63287de..b94e8d2e6f2fe 100644
--- a/pkgs/applications/audio/cadence/default.nix
+++ b/pkgs/applications/audio/cadence/default.nix
@@ -98,8 +98,8 @@ mkDerivation rec {
   meta = {
     homepage = "https://github.com/falkTX/Cadence/";
     description = "Collection of tools useful for audio production";
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = with stdenv.lib.maintainers; [ worldofpeace ];
+    license = lib.licenses.gpl2Plus;
+    maintainers = with lib.maintainers; [ worldofpeace ];
     platforms = [ "x86_64-linux" ];
   };
 }
diff --git a/pkgs/applications/audio/caps/default.nix b/pkgs/applications/audio/caps/default.nix
index dc8511bf5007e..e0f71fa264619 100644
--- a/pkgs/applications/audio/caps/default.nix
+++ b/pkgs/applications/audio/caps/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl }:
+{ lib, stdenv, fetchurl }:
 stdenv.mkDerivation rec {
   pname = "caps";
   version = "0.9.26";
@@ -23,8 +23,8 @@ stdenv.mkDerivation rec {
       resource demands and meaningful control interfaces.
     '';
     homepage = "http://www.quitte.de/dsp/caps.html";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = [ stdenv.lib.maintainers.astsmtl ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl3;
+    maintainers = [ lib.maintainers.astsmtl ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/carla/default.nix b/pkgs/applications/audio/carla/default.nix
index 883daa2ddef95..3800e351fab96 100644
--- a/pkgs/applications/audio/carla/default.nix
+++ b/pkgs/applications/audio/carla/default.nix
@@ -5,7 +5,7 @@
   withGtk2 ? true, gtk2 ? null,
   withGtk3 ? true, gtk3 ? null }:
 
-with stdenv.lib;
+with lib;
 
 assert withFrontend -> python3Packages ? pyqt5;
 assert withQt -> qtbase != null;
diff --git a/pkgs/applications/audio/caudec/default.nix b/pkgs/applications/audio/caudec/default.nix
index 013cf9ef70756..0360922c81961 100644
--- a/pkgs/applications/audio/caudec/default.nix
+++ b/pkgs/applications/audio/caudec/default.nix
@@ -25,8 +25,8 @@ stdenv.mkDerivation {
 
   postFixup = ''
     for executable in $(cd $out/bin && ls); do
-	wrapProgram $out/bin/$executable \
-	  --prefix PATH : "${stdenv.lib.makeBinPath [ bc findutils sox procps opusTools lame flac ]}"
+  wrapProgram $out/bin/$executable \
+    --prefix PATH : "${lib.makeBinPath [ bc findutils sox procps opusTools lame flac ]}"
     done
   '';
 
diff --git a/pkgs/applications/audio/cd-discid/default.nix b/pkgs/applications/audio/cd-discid/default.nix
index 5dcb178dc79f7..109ce1295b480 100644
--- a/pkgs/applications/audio/cd-discid/default.nix
+++ b/pkgs/applications/audio/cd-discid/default.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
   installFlags = [ "PREFIX=$(out)" "INSTALL=install" ];
 
   buildInputs = []
-    ++ stdenv.lib.optional stdenv.isDarwin IOKit;
+    ++ lib.optional stdenv.isDarwin IOKit;
 
   meta = with lib; {
     homepage = "http://linukz.org/cd-discid.shtml";
diff --git a/pkgs/applications/audio/cdparanoia/default.nix b/pkgs/applications/audio/cdparanoia/default.nix
index 54d55d1c1b6f0..29359b097d2f9 100644
--- a/pkgs/applications/audio/cdparanoia/default.nix
+++ b/pkgs/applications/audio/cdparanoia/default.nix
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
     sha256 = "1pv4zrajm46za0f6lv162iqffih57a8ly4pc69f7y0gfyigb8p80";
   };
 
-  patches = stdenv.lib.optionals stdenv.isDarwin [
+  patches = lib.optionals stdenv.isDarwin [
     (fetchurl {
       url = "https://trac.macports.org/export/70964/trunk/dports/audio/cdparanoia/files/osx_interface.patch";
       sha256 = "1n86kzm2ssl8fdf5wlhp6ncb2bf6b9xlb5vg0mhc85r69prqzjiy";
@@ -17,19 +17,19 @@ stdenv.mkDerivation rec {
       url = "https://trac.macports.org/export/70964/trunk/dports/audio/cdparanoia/files/patch-paranoia_paranoia.c.10.4.diff";
       sha256 = "17l2qhn8sh4jy6ryy5si6ll6dndcm0r537rlmk4a6a8vkn852vad";
     })
-    ] ++ stdenv.lib.optional stdenv.hostPlatform.isMusl ./utils.patch
+    ] ++ lib.optional stdenv.hostPlatform.isMusl ./utils.patch
     ++ [./fix_private_keyword.patch];
 
-  nativeBuildInputs = stdenv.lib.optional stdenv.isAarch64 autoreconfHook;
+  nativeBuildInputs = lib.optional stdenv.isAarch64 autoreconfHook;
 
-  propagatedBuildInputs = stdenv.lib.optionals stdenv.isDarwin [
+  propagatedBuildInputs = lib.optionals stdenv.isDarwin [
     Carbon
     IOKit
   ];
 
   hardeningDisable = [ "format" ];
 
-  preConfigure = "unset CC" + stdenv.lib.optionalString stdenv.isAarch64 '';
+  preConfigure = "unset CC" + lib.optionalString stdenv.isAarch64 '';
     cp ${gnu-config}/config.sub configure.sub
     cp ${gnu-config}/config.guess configure.guess
   '';
diff --git a/pkgs/applications/audio/clementine/default.nix b/pkgs/applications/audio/clementine/default.nix
index 500fb32935660..b7b42b0aa7df8 100644
--- a/pkgs/applications/audio/clementine/default.nix
+++ b/pkgs/applications/audio/clementine/default.nix
@@ -48,10 +48,10 @@ let
     sqlite
     taglib
   ]
-  ++ stdenv.lib.optionals (withIpod) [libgpod libplist usbmuxd]
-  ++ stdenv.lib.optionals (withMTP) [libmtp]
-  ++ stdenv.lib.optionals (withCD) [libcdio]
-  ++ stdenv.lib.optionals (withCloud) [sparsehash];
+  ++ lib.optionals (withIpod) [libgpod libplist usbmuxd]
+  ++ lib.optionals (withMTP) [libmtp]
+  ++ lib.optionals (withCD) [libcdio]
+  ++ lib.optionals (withCloud) [sparsehash];
 
   postPatch = ''
     sed -i src/CMakeLists.txt \
diff --git a/pkgs/applications/audio/clerk/default.nix b/pkgs/applications/audio/clerk/default.nix
index 03c693da15a54..0724632a63e13 100644
--- a/pkgs/applications/audio/clerk/default.nix
+++ b/pkgs/applications/audio/clerk/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation {
   installPhase = ''
     DESTDIR=$out PREFIX=/ make install
     wrapProgram $out/bin/clerk \
-      --prefix PATH : "${stdenv.lib.makeBinPath [ rofi mpc_cli perl util-linux libnotify ]}"
+      --prefix PATH : "${lib.makeBinPath [ rofi mpc_cli perl util-linux libnotify ]}"
   '';
 
   meta = with lib; {
diff --git a/pkgs/applications/audio/cmus/default.nix b/pkgs/applications/audio/cmus/default.nix
index 2c8bf47cee97b..5da6c63a81e51 100644
--- a/pkgs/applications/audio/cmus/default.nix
+++ b/pkgs/applications/audio/cmus/default.nix
@@ -39,7 +39,7 @@
 #, vtxSupport ? true, libayemu ? null
 }:
 
-with stdenv.lib;
+with lib;
 
 assert samplerateSupport -> jackSupport;
 
@@ -120,8 +120,8 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ ncurses ]
-    ++ stdenv.lib.optional stdenv.cc.isClang clangGCC
-    ++ stdenv.lib.optionals stdenv.isDarwin [ libiconv CoreAudio ]
+    ++ lib.optional stdenv.cc.isClang clangGCC
+    ++ lib.optionals stdenv.isDarwin [ libiconv CoreAudio ]
     ++ flatten (concatMap (a: a.deps) opts);
 
   makeFlags = [ "LD=$(CC)" ];
diff --git a/pkgs/applications/audio/cmusfm/default.nix b/pkgs/applications/audio/cmusfm/default.nix
index c07b887192a33..307e06602e7a5 100644
--- a/pkgs/applications/audio/cmusfm/default.nix
+++ b/pkgs/applications/audio/cmusfm/default.nix
@@ -29,7 +29,7 @@ stdenv.mkDerivation {
       + Inside cmus run `:set status_display_program=cmusfm` to set up cmusfm
     '';
     homepage = "https://github.com/Arkq/cmusfm/";
-    maintainers = with stdenv.lib.maintainers; [ CharlesHD ];
+    maintainers = with lib.maintainers; [ CharlesHD ];
     license = licenses.gpl3Plus;
     platforms = platforms.linux ++ platforms.darwin;
   };
diff --git a/pkgs/applications/audio/crip/default.nix b/pkgs/applications/audio/crip/default.nix
index 0181ede26dda0..c61f838bc3a17 100644
--- a/pkgs/applications/audio/crip/default.nix
+++ b/pkgs/applications/audio/crip/default.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , fetchurl
 , makeWrapper
 
@@ -16,7 +16,7 @@
 , which
 }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   name = "crip-3.9";
@@ -60,8 +60,8 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "http://bach.dynet.com/crip/";
     description = "Terminal-based ripper/encoder/tagger tool for creating Ogg Vorbis/FLAC files";
-    license = stdenv.lib.licenses.gpl1;
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl1;
+    platforms = lib.platforms.linux;
     maintainers = [ maintainers.endgame ];
   };
 }
diff --git a/pkgs/applications/audio/csound/csound-manual/default.nix b/pkgs/applications/audio/csound/csound-manual/default.nix
index 5cc8d71383b7e..ecd6685e21712 100644
--- a/pkgs/applications/audio/csound/csound-manual/default.nix
+++ b/pkgs/applications/audio/csound/csound-manual/default.nix
@@ -1,5 +1,5 @@
 {
-  stdenv, fetchFromGitHub, docbook_xsl,
+  lib, stdenv, fetchFromGitHub, docbook_xsl,
   docbook_xml_dtd_45, python, pygments,
   libxslt
 }:
@@ -37,8 +37,8 @@ stdenv.mkDerivation {
   meta = {
     description = "The Csound Canonical Reference Manual";
     homepage = "https://github.com/csound/manual";
-    license = stdenv.lib.licenses.fdl12Plus;
-    maintainers = [ stdenv.lib.maintainers.hlolli ];
-    platforms = stdenv.lib.platforms.all;
+    license = lib.licenses.fdl12Plus;
+    maintainers = [ lib.maintainers.hlolli ];
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/audio/csound/default.nix b/pkgs/applications/audio/csound/default.nix
index 5a6a290af768d..a63f751849404 100644
--- a/pkgs/applications/audio/csound/default.nix
+++ b/pkgs/applications/audio/csound/default.nix
@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
   };
 
   cmakeFlags = [ "-DBUILD_CSOUND_AC=0" ] # fails to find Score.hpp
-    ++ stdenv.lib.optional (libjack2 != null) "-DJACK_HEADER=${libjack2}/include/jack/jack.h";
+    ++ lib.optional (libjack2 != null) "-DJACK_HEADER=${libjack2}/include/jack/jack.h";
 
   nativeBuildInputs = [ cmake flex bison gettext ];
   buildInputs = [ libsndfile libsamplerate boost ]
diff --git a/pkgs/applications/audio/deadbeef/default.nix b/pkgs/applications/audio/deadbeef/default.nix
index 0259f522d804f..800458e7925ab 100644
--- a/pkgs/applications/audio/deadbeef/default.nix
+++ b/pkgs/applications/audio/deadbeef/default.nix
@@ -68,7 +68,7 @@ stdenv.mkDerivation rec {
     sha256 = "161b0ll8v4cjgwwmk137hzvh0jidlkx56vjkpnr70f0x4jzv2nll";
   };
 
-  buildInputs = with stdenv.lib; [ jansson ]
+  buildInputs = with lib; [ jansson ]
     ++ optional gtk2Support gtk2
     ++ optionals gtk3Support [ gtk3 gsettings-desktop-schemas ]
     ++ optional vorbisSupport libvorbis
@@ -98,7 +98,7 @@ stdenv.mkDerivation rec {
     intltool
     libtool
     pkgconfig
-  ] ++ stdenv.lib.optional gtk3Support wrapGAppsHook;
+  ] ++ lib.optional gtk3Support wrapGAppsHook;
 
   enableParallelBuilding = true;
 
diff --git a/pkgs/applications/audio/easytag/default.nix b/pkgs/applications/audio/easytag/default.nix
index 5ea0871b62b0e..6f5431cf1d846 100644
--- a/pkgs/applications/audio/easytag/default.nix
+++ b/pkgs/applications/audio/easytag/default.nix
@@ -10,7 +10,7 @@ in stdenv.mkDerivation rec {
   name = "${pname}-${version}";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${name}.tar.xz";
+    url = "mirror://gnome/sources/${pname}/${lib.versions.majorMinor version}/${name}.tar.xz";
     sha256 = "1mbxnqrw1fwcgraa1bgik25vdzvf97vma5pzknbwbqq5ly9fwlgw";
   };
 
diff --git a/pkgs/applications/audio/ecasound/default.nix b/pkgs/applications/audio/ecasound/default.nix
index 505e5a604ca29..0de66b24e70e0 100644
--- a/pkgs/applications/audio/ecasound/default.nix
+++ b/pkgs/applications/audio/ecasound/default.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , fetchurl
 , pkg-config
 , alsaLib
@@ -59,7 +59,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Software package designed for multitrack audio processing";
-    license = with stdenv.lib.licenses;  [ gpl2 lgpl21 ];
+    license = with lib.licenses;  [ gpl2 lgpl21 ];
     homepage = "http://nosignal.fi/ecasound/";
   };
 }
diff --git a/pkgs/applications/audio/eflite/default.nix b/pkgs/applications/audio/eflite/default.nix
index 30a35501771be..6a974abb8aa87 100644
--- a/pkgs/applications/audio/eflite/default.nix
+++ b/pkgs/applications/audio/eflite/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, fetchpatch, flite, alsaLib, debug ? false }:
+{ lib, stdenv, fetchurl, fetchpatch, flite, alsaLib, debug ? false }:
 
 stdenv.mkDerivation rec {
   pname = "eflite";
@@ -33,7 +33,7 @@ stdenv.mkDerivation rec {
     ./format.patch
   ];
 
-  CFLAGS = stdenv.lib.optionalString debug " -DDEBUG=2";
+  CFLAGS = lib.optionalString debug " -DDEBUG=2";
 
   meta = {
     homepage = "http://eflite.sourceforge.net";
@@ -44,8 +44,8 @@ stdenv.mkDerivation rec {
       a free text-to-speech engine developed at the CMU Speech
       Center as an off-shoot of Festival.
     '';
-    license = stdenv.lib.licenses.gpl2;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = with stdenv.lib.maintainers; [ jhhuh ];
+    license = lib.licenses.gpl2;
+    platforms = lib.platforms.linux;
+    maintainers = with lib.maintainers; [ jhhuh ];
   };
 }
diff --git a/pkgs/applications/audio/ekho/default.nix b/pkgs/applications/audio/ekho/default.nix
index 86bf4faaa173d..8897abd700773 100644
--- a/pkgs/applications/audio/ekho/default.nix
+++ b/pkgs/applications/audio/ekho/default.nix
@@ -28,7 +28,7 @@ in stdenv.mkDerivation rec {
     sha256 = "0ym6lpcpsvwvsiwlzkl1509a2hljwcw7synngrmqjq1n49ww00nj";
   };
 
-  preConfigure = with stdenv.lib; ''
+  preConfigure = with lib; ''
     NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE ${optionalString stdenv.is64bit "-D_x86_64"}"
     NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE -DEKHO_DATA_PATH=\"$out/share/ekho-data\""
   '';
diff --git a/pkgs/applications/audio/eq10q/default.nix b/pkgs/applications/audio/eq10q/default.nix
index 6c627c835ae58..3531132f2fdbb 100644
--- a/pkgs/applications/audio/eq10q/default.nix
+++ b/pkgs/applications/audio/eq10q/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, fetchpatch, cmake, fftw, gtkmm2, libxcb, lv2, pkg-config
+{ lib, stdenv, fetchurl, fetchpatch, cmake, fftw, gtkmm2, libxcb, lv2, pkg-config
 , xorg }:
 stdenv.mkDerivation rec {
   pname = "eq10q";
@@ -44,8 +44,8 @@ stdenv.mkDerivation rec {
       Nice GUI with powerful metering for every plugin.
     '';
     homepage = "http://eq10q.sourceforge.net/";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl3;
+    maintainers = [ lib.maintainers.magnetophon ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/espeak/edit.nix b/pkgs/applications/audio/espeak/edit.nix
index e027bb03cfcac..c7c975ef953a5 100644
--- a/pkgs/applications/audio/espeak/edit.nix
+++ b/pkgs/applications/audio/espeak/edit.nix
@@ -38,7 +38,7 @@ stdenv.mkDerivation rec {
             -e "s|@prefix@|$out|" \
             -i "$file"
     done
-  '' + stdenv.lib.optionalString (portaudio.api_version == 19) ''
+  '' + lib.optionalString (portaudio.api_version == 19) ''
     cp src/portaudio19.h src/portaudio.h
   '';
 
diff --git a/pkgs/applications/audio/faust/faust1.nix b/pkgs/applications/audio/faust/faust1.nix
index efa97738d3c35..365055523eada 100644
--- a/pkgs/applications/audio/faust/faust1.nix
+++ b/pkgs/applications/audio/faust/faust1.nix
@@ -5,7 +5,7 @@
 , pkgconfig
 }:
 
-with stdenv.lib.strings;
+with lib.strings;
 
 let
 
diff --git a/pkgs/applications/audio/faust/faust2.nix b/pkgs/applications/audio/faust/faust2.nix
index 4c0229e8f34e2..52a291603f84b 100644
--- a/pkgs/applications/audio/faust/faust2.nix
+++ b/pkgs/applications/audio/faust/faust2.nix
@@ -16,7 +16,7 @@
 , which
 }:
 
-with stdenv.lib.strings;
+with lib.strings;
 
 let
 
@@ -173,7 +173,7 @@ let
 
       propagatedBuildInputs = [ faust ] ++ propagatedBuildInputs;
 
-      libPath = stdenv.lib.makeLibraryPath propagatedBuildInputs;
+      libPath = lib.makeLibraryPath propagatedBuildInputs;
 
       postFixup = ''
 
diff --git a/pkgs/applications/audio/fmit/default.nix b/pkgs/applications/audio/fmit/default.nix
index f173d2fe02b9b..e22067c38fc78 100644
--- a/pkgs/applications/audio/fmit/default.nix
+++ b/pkgs/applications/audio/fmit/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, mkDerivation, fetchFromGitHub, fftw, qtbase, qtmultimedia, qmake, itstool, wrapQtAppsHook
+{ lib, stdenv, mkDerivation, fetchFromGitHub, fftw, qtbase, qtmultimedia, qmake, itstool, wrapQtAppsHook
 , alsaSupport ? true, alsaLib ? null
 , jackSupport ? false, libjack2 ? null
 , portaudioSupport ? false, portaudio ? null }:
@@ -7,7 +7,7 @@ assert alsaSupport -> alsaLib != null;
 assert jackSupport -> libjack2 != null;
 assert portaudioSupport -> portaudio != null;
 
-with stdenv.lib;
+with lib;
 
 mkDerivation rec {
   pname = "fmit";
diff --git a/pkgs/applications/audio/fmsynth/default.nix b/pkgs/applications/audio/fmsynth/default.nix
index d957c7ec33d87..d8741525da5f1 100644
--- a/pkgs/applications/audio/fmsynth/default.nix
+++ b/pkgs/applications/audio/fmsynth/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, gtkmm2, lv2, lvtk, pkgconfig }:
+{ lib, stdenv, fetchFromGitHub, gtkmm2, lv2, lvtk, pkgconfig }:
 stdenv.mkDerivation {
   pname = "fmsynth-unstable";
   version = "2015-02-07";
@@ -42,8 +42,8 @@ stdenv.mkDerivation {
       - Hard real-time constraints
     '';
     homepage = "https://github.com/Themaister/libfmsynth";
-    license = stdenv.lib.licenses.mit;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.mit;
+    maintainers = [ lib.maintainers.magnetophon ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/freewheeling/default.nix b/pkgs/applications/audio/freewheeling/default.nix
index 071a4a9caab5b..f484a76e75a1c 100644
--- a/pkgs/applications/audio/freewheeling/default.nix
+++ b/pkgs/applications/audio/freewheeling/default.nix
@@ -45,8 +45,8 @@ stdenv.mkDerivation rec {
     '' ;
 
     homepage = "http://freewheeling.sourceforge.net";
-    license = stdenv.lib.licenses.gpl2;
-    maintainers = [ stdenv.lib.maintainers.sepi ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2;
+    maintainers = [ lib.maintainers.sepi ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/ft2-clone/default.nix b/pkgs/applications/audio/ft2-clone/default.nix
index b231b4a69ed21..c1b8b808a1df9 100644
--- a/pkgs/applications/audio/ft2-clone/default.nix
+++ b/pkgs/applications/audio/ft2-clone/default.nix
@@ -23,14 +23,14 @@ stdenv.mkDerivation rec {
   };
 
   # Adapt the linux-only CMakeLists to darwin (more reliable than make-macos.sh)
-  postPatch = stdenv.lib.optionalString stdenv.isDarwin ''
+  postPatch = lib.optionalString stdenv.isDarwin ''
     sed -i -e 's@__LINUX_ALSA__@__MACOSX_CORE__@' -e 's@asound@@' CMakeLists.txt
   '';
 
   nativeBuildInputs = [ cmake ];
   buildInputs = [ SDL2 ]
-    ++ stdenv.lib.optional stdenv.isLinux alsaLib
-    ++ stdenv.lib.optionals stdenv.isDarwin [
+    ++ lib.optional stdenv.isLinux alsaLib
+    ++ lib.optionals stdenv.isDarwin [
          libiconv
          CoreAudio
          CoreMIDI
@@ -38,7 +38,7 @@ stdenv.mkDerivation rec {
          Cocoa
        ];
 
-  NIX_LDFLAGS = stdenv.lib.optionalString stdenv.isDarwin [
+  NIX_LDFLAGS = lib.optionalString stdenv.isDarwin [
     "-framework CoreAudio"
     "-framework CoreMIDI"
     "-framework CoreServices"
diff --git a/pkgs/applications/audio/gmu/default.nix b/pkgs/applications/audio/gmu/default.nix
index bfe9f72d66463..3e2087162f55d 100644
--- a/pkgs/applications/audio/gmu/default.nix
+++ b/pkgs/applications/audio/gmu/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, SDL, SDL_gfx, SDL_image, tremor, flac, mpg123, libmikmod
+{lib, stdenv, fetchurl, SDL, SDL_gfx, SDL_image, tremor, flac, mpg123, libmikmod
 , speex, ncurses
 , keymap ? "default"
 , conf ? "unknown"
@@ -26,6 +26,6 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "http://wejp.k.vu/projects/gmu";
     description = "Open source music player for portable gaming consoles and handhelds";
-    license = stdenv.lib.licenses.gpl2;
+    license = lib.licenses.gpl2;
   };
 }
diff --git a/pkgs/applications/audio/goattracker/default.nix b/pkgs/applications/audio/goattracker/default.nix
index 76b5617d23c3b..30bb4099233cf 100644
--- a/pkgs/applications/audio/goattracker/default.nix
+++ b/pkgs/applications/audio/goattracker/default.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , fetchurl
 , unzip
 , copyDesktopItems
@@ -8,7 +8,7 @@
 , isStereo ? false
 }:
 
-with stdenv.lib;
+with lib;
 let
   pname = "goattracker" + optionalString isStereo "-stereo";
   desktopItem = makeDesktopItem {
diff --git a/pkgs/applications/audio/google-musicmanager/default.nix b/pkgs/applications/audio/google-musicmanager/default.nix
index a202b3ad28063..e10a961a9e64c 100644
--- a/pkgs/applications/audio/google-musicmanager/default.nix
+++ b/pkgs/applications/audio/google-musicmanager/default.nix
@@ -50,12 +50,12 @@ stdenv.mkDerivation rec {
   postFixup = ''
     patchelf \
       --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
-      --set-rpath "$(patchelf --print-rpath $out/opt/google/musicmanager/minidump_upload):${stdenv.lib.makeLibraryPath [ stdenv.cc.cc.lib ]}" \
+      --set-rpath "$(patchelf --print-rpath $out/opt/google/musicmanager/minidump_upload):${lib.makeLibraryPath [ stdenv.cc.cc.lib ]}" \
       $out/opt/google/musicmanager/minidump_upload
 
     patchelf \
       --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
-      --set-rpath "$(patchelf --print-rpath $out/opt/google/musicmanager/MusicManager):$out/lib:${stdenv.lib.makeLibraryPath [
+      --set-rpath "$(patchelf --print-rpath $out/opt/google/musicmanager/MusicManager):$out/lib:${lib.makeLibraryPath [
         flac
         expat
         libidn
diff --git a/pkgs/applications/audio/google-play-music-desktop-player/default.nix b/pkgs/applications/audio/google-play-music-desktop-player/default.nix
index 509d3ddcf751f..0be1cc45717b2 100644
--- a/pkgs/applications/audio/google-play-music-desktop-player/default.nix
+++ b/pkgs/applications/audio/google-play-music-desktop-player/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, alsaLib, atk, at-spi2-atk, cairo, cups, dbus, dpkg, expat, fontconfig, freetype
+{ lib, stdenv, alsaLib, atk, at-spi2-atk, cairo, cups, dbus, dpkg, expat, fontconfig, freetype
 , fetchurl, GConf, gdk-pixbuf, glib, gtk2, gtk3, libpulseaudio, makeWrapper, nspr
 , nss, pango, udev, xorg
 }:
@@ -69,14 +69,14 @@ stdenv.mkDerivation {
 
     wrapProgram $out/bin/google-play-music-desktop-player \
       --prefix LD_LIBRARY_PATH : "$out/share/google-play-music-desktop-player" \
-      --prefix LD_LIBRARY_PATH : "${stdenv.lib.makeLibraryPath deps}"
+      --prefix LD_LIBRARY_PATH : "${lib.makeLibraryPath deps}"
   '';
 
   meta = {
     homepage = "https://www.googleplaymusicdesktopplayer.com/";
     description = "A beautiful cross platform Desktop Player for Google Play Music";
-    license = stdenv.lib.licenses.mit;
+    license = lib.licenses.mit;
     platforms = [ "x86_64-linux" ];
-    maintainers = [ stdenv.lib.maintainers.SuprDewd ];
+    maintainers = [ lib.maintainers.SuprDewd ];
   };
 }
diff --git a/pkgs/applications/audio/gpodder/default.nix b/pkgs/applications/audio/gpodder/default.nix
index 082630269595e..dea1f5fe7bcf0 100644
--- a/pkgs/applications/audio/gpodder/default.nix
+++ b/pkgs/applications/audio/gpodder/default.nix
@@ -19,7 +19,7 @@ python3Packages.buildPythonApplication rec {
     ./disable-autoupdate.patch
   ];
 
-  postPatch = with stdenv.lib; ''
+  postPatch = with lib; ''
     sed -i -re 's,^( *gpodder_dir *= *).*,\1"'"$out"'",' bin/gpodder
   '';
 
diff --git a/pkgs/applications/audio/grandorgue/default.nix b/pkgs/applications/audio/grandorgue/default.nix
index e2ba4ee2244e5..80008080ead7c 100644
--- a/pkgs/applications/audio/grandorgue/default.nix
+++ b/pkgs/applications/audio/grandorgue/default.nix
@@ -25,8 +25,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Virtual Pipe Organ Software";
     homepage = "https://sourceforge.net/projects/ourorgan";
-    license = stdenv.lib.licenses.gpl2;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.puzzlewolf ];
+    license = lib.licenses.gpl2;
+    platforms = lib.platforms.linux;
+    maintainers = [ lib.maintainers.puzzlewolf ];
   };
 }
diff --git a/pkgs/applications/audio/gtklick/default.nix b/pkgs/applications/audio/gtklick/default.nix
index a81834c1fff79..ddd09ce44522c 100644
--- a/pkgs/applications/audio/gtklick/default.nix
+++ b/pkgs/applications/audio/gtklick/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pythonPackages, gettext, klick}:
+{ lib, stdenv, fetchurl, pythonPackages, gettext, klick}:
 
 pythonPackages.buildPythonApplication rec {
   pname = "gtklick";
@@ -29,6 +29,6 @@ pythonPackages.buildPythonApplication rec {
   meta = {
     homepage = "http://das.nasophon.de/gtklick/";
     description = "Simple metronome with an easy-to-use GTK interface";
-    license = stdenv.lib.licenses.gpl2Plus;
+    license = lib.licenses.gpl2Plus;
   };
 }
diff --git a/pkgs/applications/audio/guitarix/default.nix b/pkgs/applications/audio/guitarix/default.nix
index 41c7db959e0ba..3f95ae825288b 100644
--- a/pkgs/applications/audio/guitarix/default.nix
+++ b/pkgs/applications/audio/guitarix/default.nix
@@ -37,7 +37,7 @@
 }:
 
 let
-  inherit (stdenv.lib) optional;
+  inherit (lib) optional;
 in
 
 stdenv.mkDerivation rec {
diff --git a/pkgs/applications/audio/helm/default.nix b/pkgs/applications/audio/helm/default.nix
index d20bbb8e573d7..1bf3ba6480bdd 100644
--- a/pkgs/applications/audio/helm/default.nix
+++ b/pkgs/applications/audio/helm/default.nix
@@ -72,7 +72,7 @@
         Simple arpeggiator
         Effects: Formant filter, stutter, delay
     '';
-    license = stdenv.lib.licenses.gpl3;
+    license = lib.licenses.gpl3;
     maintainers = [ maintainers.magnetophon ];
     platforms = platforms.linux;
   };
diff --git a/pkgs/applications/audio/i-score/default.nix b/pkgs/applications/audio/i-score/default.nix
index daedb9b98206c..2592c38e1428a 100644
--- a/pkgs/applications/audio/i-score/default.nix
+++ b/pkgs/applications/audio/i-score/default.nix
@@ -22,7 +22,7 @@
   qttools,
   qtwebsockets,
   rtaudio,
-  stdenv
+  lib, stdenv
 }:
 
 stdenv.mkDerivation rec {
@@ -78,8 +78,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "An interactive sequencer for the intermedia arts";
     homepage = "http://i-score.org/";
-    license = stdenv.lib.licenses.cecill20;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.cecill20;
+    maintainers = [ lib.maintainers.magnetophon ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/industrializer/default.nix b/pkgs/applications/audio/industrializer/default.nix
index 593458506d8c4..f638eba3210ec 100644
--- a/pkgs/applications/audio/industrializer/default.nix
+++ b/pkgs/applications/audio/industrializer/default.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , fetchurl
 , alsaLib
 , audiofile
@@ -43,8 +43,8 @@ stdenv.mkDerivation rec {
       After a sound is rendered, it can be played and then saved to a .WAV file.
     '';
     homepage = "https://sourceforge.net/projects/industrializer/";
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2Plus;
+    maintainers = [ lib.maintainers.magnetophon ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/jack-capture/default.nix b/pkgs/applications/audio/jack-capture/default.nix
index 0cf21c6a8c8f7..f5134745a9cae 100644
--- a/pkgs/applications/audio/jack-capture/default.nix
+++ b/pkgs/applications/audio/jack-capture/default.nix
@@ -26,6 +26,6 @@ stdenv.mkDerivation rec {
     homepage = "http://archive.notam02.no/arkiv/src";
     license = licenses.gpl2;
     maintainers = [ maintainers.goibhniu ];
-    platforms = stdenv.lib.platforms.linux;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/jack-oscrolloscope/default.nix b/pkgs/applications/audio/jack-oscrolloscope/default.nix
index ffd9ec5cbc359..c6b971275d43d 100644
--- a/pkgs/applications/audio/jack-oscrolloscope/default.nix
+++ b/pkgs/applications/audio/jack-oscrolloscope/default.nix
@@ -22,6 +22,6 @@ stdenv.mkDerivation rec {
     homepage = "http://das.nasophon.de/jack_oscrolloscope";
     license = licenses.gpl2;
     maintainers = [ maintainers.goibhniu ];
-    platforms = stdenv.lib.platforms.linux;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/jack-rack/default.nix b/pkgs/applications/audio/jack-rack/default.nix
index d13dbcc168895..a65c8034f895d 100644
--- a/pkgs/applications/audio/jack-rack/default.nix
+++ b/pkgs/applications/audio/jack-rack/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, libjack2, ladspaH, gtk2, alsaLib, libxml2, lrdf }:
+{ lib, stdenv, fetchurl, pkgconfig, libjack2, ladspaH, gtk2, alsaLib, libxml2, lrdf }:
 stdenv.mkDerivation rec {
   name = "jack-rack-1.4.7";
   src = fetchurl {
@@ -18,8 +18,8 @@ stdenv.mkDerivation rec {
       computer into an effects box.
     '';
     homepage = "http://jack-rack.sourceforge.net/";
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = [ stdenv.lib.maintainers.astsmtl ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2Plus;
+    maintainers = [ lib.maintainers.astsmtl ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/jackmeter/default.nix b/pkgs/applications/audio/jackmeter/default.nix
index d049cf81b11d0..499badac6d276 100644
--- a/pkgs/applications/audio/jackmeter/default.nix
+++ b/pkgs/applications/audio/jackmeter/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, libjack2, pkgconfig }:
+{ lib, stdenv, fetchurl, libjack2, pkgconfig }:
 
 stdenv.mkDerivation rec {
   name = "jackmeter-0.4";
@@ -14,8 +14,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Console jack loudness meter";
     homepage = "https://www.aelius.com/njh/jackmeter/";
-    license = stdenv.lib.licenses.gpl2;
-    maintainers = [ stdenv.lib.maintainers.marcweber ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2;
+    maintainers = [ lib.maintainers.marcweber ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/jamulus/default.nix b/pkgs/applications/audio/jamulus/default.nix
index 4cc48b89f9c48..55427ccfda49d 100644
--- a/pkgs/applications/audio/jamulus/default.nix
+++ b/pkgs/applications/audio/jamulus/default.nix
@@ -1,4 +1,4 @@
-{ mkDerivation, stdenv, fetchFromGitHub, fetchpatch, pkg-config, qtscript, qmake, libjack2
+{ mkDerivation, lib, stdenv, fetchFromGitHub, fetchpatch, pkg-config, qtscript, qmake, libjack2
 }:
 
 mkDerivation rec {
@@ -7,7 +7,7 @@ mkDerivation rec {
   src = fetchFromGitHub {
     owner = "corrados";
     repo = "jamulus";
-    rev = "r${stdenv.lib.replaceStrings [ "." ] [ "_" ] version}";
+    rev = "r${lib.replaceStrings [ "." ] [ "_" ] version}";
     sha256 = "11rwgd2car7ziqa0vancb363m4ca94pj480jfxywd6d81139jl15";
   };
 
@@ -20,8 +20,8 @@ mkDerivation rec {
     description = "Enables musicians to perform real-time jam sessions over the internet";
     longDescription = "You also need to enable JACK and should enable several real-time optimizations. See project website for details";
     homepage = "https://github.com/corrados/jamulus/wiki";
-    license = stdenv.lib.licenses.gpl2; # linked in git repo, at least
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.seb314 ];
+    license = lib.licenses.gpl2; # linked in git repo, at least
+    platforms = lib.platforms.linux;
+    maintainers = [ lib.maintainers.seb314 ];
   };
 }
diff --git a/pkgs/applications/audio/japa/default.nix b/pkgs/applications/audio/japa/default.nix
index 426fea21107f4..f45395eefa685 100644
--- a/pkgs/applications/audio/japa/default.nix
+++ b/pkgs/applications/audio/japa/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl,   alsaLib, libjack2, fftwFloat, libclthreads, libclxclient, libX11,  libXft, zita-alsa-pcmi, }:
+{ lib, stdenv, fetchurl,   alsaLib, libjack2, fftwFloat, libclthreads, libclxclient, libX11,  libXft, zita-alsa-pcmi, }:
 
 stdenv.mkDerivation rec {
   version = "0.9.2";
@@ -23,8 +23,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "A 'perceptual' or 'psychoacoustic' audio spectrum analyser for JACK and ALSA";
     homepage = "http://kokkinizita.linuxaudio.org/linuxaudio/index.html";
-    license = stdenv.lib.licenses.gpl2;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2;
+    maintainers = [ lib.maintainers.magnetophon ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/klick/default.nix b/pkgs/applications/audio/klick/default.nix
index 9ff063c1c8078..05ac14eec090a 100644
--- a/pkgs/applications/audio/klick/default.nix
+++ b/pkgs/applications/audio/klick/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, sconsPackages, pkgconfig
+{ lib, stdenv, fetchurl, sconsPackages, pkgconfig
 , libsamplerate, libsndfile, liblo, libjack2, boost }:
 
 stdenv.mkDerivation rec {
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "http://das.nasophon.de/klick/";
     description = "Advanced command-line metronome for JACK";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2Plus;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/ladspa-sdk/default.nix b/pkgs/applications/audio/ladspa-sdk/default.nix
index 76acd1daba7fb..47a36ed1b5dfd 100644
--- a/pkgs/applications/audio/ladspa-sdk/default.nix
+++ b/pkgs/applications/audio/ladspa-sdk/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl }:
+{ lib, stdenv, fetchurl }:
 stdenv.mkDerivation rec {
   pname = "ladspa-sdk";
   version = "1.15";
@@ -21,8 +21,8 @@ stdenv.mkDerivation rec {
       three example programs (applyplugin, analyseplugin and listplugins).
     '';
     homepage = "http://www.ladspa.org/ladspa_sdk/overview.html";
-    license = stdenv.lib.licenses.lgpl2;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.lgpl2;
+    maintainers = [ lib.maintainers.magnetophon ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/ladspa-sdk/ladspah.nix b/pkgs/applications/audio/ladspa-sdk/ladspah.nix
index d51aa3b75e1f2..b497e91927b06 100644
--- a/pkgs/applications/audio/ladspa-sdk/ladspah.nix
+++ b/pkgs/applications/audio/ladspa-sdk/ladspah.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl }:
+{ lib, stdenv, fetchurl }:
 stdenv.mkDerivation rec {
   pname = "ladspa.h";
   version = "1.15";
@@ -19,8 +19,8 @@ stdenv.mkDerivation rec {
       For the full SDK, use the ladspa-sdk package.
     '';
     homepage = "http://www.ladspa.org/ladspa_sdk/overview.html";
-    license = stdenv.lib.licenses.lgpl2;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
-    platforms = stdenv.lib.platforms.all;
+    license = lib.licenses.lgpl2;
+    maintainers = [ lib.maintainers.magnetophon ];
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/audio/librespot/default.nix b/pkgs/applications/audio/librespot/default.nix
index 241a89caa0b5d..e8e6accefdb59 100644
--- a/pkgs/applications/audio/librespot/default.nix
+++ b/pkgs/applications/audio/librespot/default.nix
@@ -17,7 +17,7 @@ rustPlatform.buildRustPackage rec {
 
   cargoPatches = [ ./cargo-lock.patch ];
 
-  cargoBuildFlags = with stdenv.lib; [
+  cargoBuildFlags = with lib; [
     "--no-default-features"
     "--features"
     (concatStringsSep "," (filter (x: x != "") [
@@ -31,9 +31,9 @@ rustPlatform.buildRustPackage rec {
 
   nativeBuildInputs = [ pkgconfig ];
 
-  buildInputs = [ openssl ] ++ stdenv.lib.optional withALSA alsaLib
-    ++ stdenv.lib.optional withPulseAudio libpulseaudio
-    ++ stdenv.lib.optional withPortAudio portaudio;
+  buildInputs = [ openssl ] ++ lib.optional withALSA alsaLib
+    ++ lib.optional withPulseAudio libpulseaudio
+    ++ lib.optional withPortAudio portaudio;
 
   doCheck = false;
 
diff --git a/pkgs/applications/audio/lingot/default.nix b/pkgs/applications/audio/lingot/default.nix
index f229e15871e69..17a28315f1926 100644
--- a/pkgs/applications/audio/lingot/default.nix
+++ b/pkgs/applications/audio/lingot/default.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , fetchurl
 , pkg-config
 , intltool
@@ -31,15 +31,15 @@ stdenv.mkDerivation rec {
     alsaLib
     libpulseaudio
     fftw
-  ] ++ stdenv.lib.optional jackSupport libjack2;
+  ] ++ lib.optional jackSupport libjack2;
 
-  configureFlags = stdenv.lib.optional (!jackSupport) "--disable-jack";
+  configureFlags = lib.optional (!jackSupport) "--disable-jack";
 
   meta = {
     description = "Not a Guitar-Only tuner";
     homepage = "https://www.nongnu.org/lingot/";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = with stdenv.lib.platforms; linux;
-    maintainers = with stdenv.lib.maintainers; [ viric ];
+    license = lib.licenses.gpl2Plus;
+    platforms = with lib.platforms; linux;
+    maintainers = with lib.maintainers; [ viric ];
   };
 }
diff --git a/pkgs/applications/audio/linuxband/default.nix b/pkgs/applications/audio/linuxband/default.nix
index cd9ca5e267489..92933d21d1326 100644
--- a/pkgs/applications/audio/linuxband/default.nix
+++ b/pkgs/applications/audio/linuxband/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, makeWrapper, pkgconfig, MMA, libjack2, libsmf, python2Packages }:
+{ lib, stdenv, fetchurl, makeWrapper, pkgconfig, MMA, libjack2, libsmf, python2Packages }:
 
 let
   inherit (python2Packages) pyGtkGlade pygtksourceview python;
@@ -30,8 +30,8 @@ in stdenv.mkDerivation rec {
   meta = {
     description = "A GUI front-end for MMA: Type in the chords, choose the groove and it will play an accompaniment";
     homepage = "http://linuxband.org/";
-    license = stdenv.lib.licenses.gpl2;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2;
+    maintainers = [ lib.maintainers.magnetophon ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/littlegptracker/default.nix b/pkgs/applications/audio/littlegptracker/default.nix
index 9772425535f3d..638f54da5150e 100644
--- a/pkgs/applications/audio/littlegptracker/default.nix
+++ b/pkgs/applications/audio/littlegptracker/default.nix
@@ -20,8 +20,8 @@ stdenv.mkDerivation rec {
   buildInputs = [
     SDL
   ]
-  ++ stdenv.lib.optional stdenv.isDarwin Foundation
-  ++ stdenv.lib.optional stdenv.isLinux jack2;
+  ++ lib.optional stdenv.isDarwin Foundation
+  ++ lib.optional stdenv.isLinux jack2;
 
   patches = [
     # Remove outdated (pre-64bit) checks that would fail on modern platforms
@@ -32,13 +32,13 @@ stdenv.mkDerivation rec {
   preBuild = "cd projects";
 
   makeFlags = [ "CXX=${stdenv.cc.targetPrefix}c++" ]
-    ++ stdenv.lib.optionals stdenv.isLinux  [ "PLATFORM=DEB" ]
-    ++ stdenv.lib.optionals stdenv.isDarwin [ "PLATFORM=OSX" ];
+    ++ lib.optionals stdenv.isLinux  [ "PLATFORM=DEB" ]
+    ++ lib.optionals stdenv.isDarwin [ "PLATFORM=OSX" ];
 
   NIX_CFLAGS_COMPILE = [ "-fpermissive" ] ++
-    stdenv.lib.optional stdenv.hostPlatform.isAarch64 "-Wno-error=narrowing";
+    lib.optional stdenv.hostPlatform.isAarch64 "-Wno-error=narrowing";
 
-  NIX_LDFLAGS = stdenv.lib.optional stdenv.isDarwin "-framework Foundation";
+  NIX_LDFLAGS = lib.optional stdenv.isDarwin "-framework Foundation";
 
   installPhase = let extension = if stdenv.isDarwin then "app" else "deb-exe";
     in "install -Dm555 lgpt.${extension} $out/bin/lgpt";
diff --git a/pkgs/applications/audio/lsp-plugins/default.nix b/pkgs/applications/audio/lsp-plugins/default.nix
index e32b2e54f4720..f4cb5e8089083 100644
--- a/pkgs/applications/audio/lsp-plugins/default.nix
+++ b/pkgs/applications/audio/lsp-plugins/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, pkgconfig, makeWrapper
+{ lib, stdenv, fetchFromGitHub, pkgconfig, makeWrapper
 , libsndfile, jack2Full
 , libGLU, libGL, lv2, cairo
 , ladspaH, php }:
@@ -36,7 +36,7 @@ stdenv.mkDerivation rec {
 
   buildFlags = [ "release" ];
 
-  meta = with stdenv.lib;
+  meta = with lib;
     { description = "Collection of open-source audio plugins";
       longDescription = ''
         Compatible with follwing formats:
diff --git a/pkgs/applications/audio/magnetophonDSP/CharacterCompressor/default.nix b/pkgs/applications/audio/magnetophonDSP/CharacterCompressor/default.nix
index e16198696a697..d7f0a7fb20e99 100644
--- a/pkgs/applications/audio/magnetophonDSP/CharacterCompressor/default.nix
+++ b/pkgs/applications/audio/magnetophonDSP/CharacterCompressor/default.nix
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "A compressor with character. For jack and lv2";
     homepage = "https://github.com/magnetophon/CharacterCompressor";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
+    license = lib.licenses.gpl3;
+    maintainers = [ lib.maintainers.magnetophon ];
   };
 }
diff --git a/pkgs/applications/audio/magnetophonDSP/CompBus/default.nix b/pkgs/applications/audio/magnetophonDSP/CompBus/default.nix
index 1ccc9f3fcd5b1..7a917d79c57f9 100644
--- a/pkgs/applications/audio/magnetophonDSP/CompBus/default.nix
+++ b/pkgs/applications/audio/magnetophonDSP/CompBus/default.nix
@@ -37,7 +37,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "A group of compressors mixed into a bus, sidechained from that mix bus. For jack and lv2";
     homepage = "https://github.com/magnetophon/CompBus";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
+    license = lib.licenses.gpl3;
+    maintainers = [ lib.maintainers.magnetophon ];
   };
 }
diff --git a/pkgs/applications/audio/magnetophonDSP/ConstantDetuneChorus/default.nix b/pkgs/applications/audio/magnetophonDSP/ConstantDetuneChorus/default.nix
index d5ed7e85b696b..5ac711723253a 100644
--- a/pkgs/applications/audio/magnetophonDSP/ConstantDetuneChorus/default.nix
+++ b/pkgs/applications/audio/magnetophonDSP/ConstantDetuneChorus/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "A chorus algorithm that maintains constant and symmetric detuning depth (in cents), regardless of modulation rate. For jack and lv2";
     homepage = "https://github.com/magnetophon/constant-detune-chorus";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
+    license = lib.licenses.gpl3;
+    maintainers = [ lib.maintainers.magnetophon ];
   };
 }
diff --git a/pkgs/applications/audio/magnetophonDSP/LazyLimiter/default.nix b/pkgs/applications/audio/magnetophonDSP/LazyLimiter/default.nix
index 6d119394d5de8..277b186fd4ab5 100644
--- a/pkgs/applications/audio/magnetophonDSP/LazyLimiter/default.nix
+++ b/pkgs/applications/audio/magnetophonDSP/LazyLimiter/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "A fast yet clean lookahead limiter for jack and lv2";
     homepage = "https://magnetophon.github.io/LazyLimiter/";
-    license = stdenv.lib.licenses.gpl2;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
+    license = lib.licenses.gpl2;
+    maintainers = [ lib.maintainers.magnetophon ];
   };
 }
diff --git a/pkgs/applications/audio/magnetophonDSP/MBdistortion/default.nix b/pkgs/applications/audio/magnetophonDSP/MBdistortion/default.nix
index 0eb68e65eae60..de7e573cbeeef 100644
--- a/pkgs/applications/audio/magnetophonDSP/MBdistortion/default.nix
+++ b/pkgs/applications/audio/magnetophonDSP/MBdistortion/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Mid-side multiband distortion for jack and lv2";
     homepage = "https://github.com/magnetophon/MBdistortion";
-    license = stdenv.lib.licenses.gpl2;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
+    license = lib.licenses.gpl2;
+    maintainers = [ lib.maintainers.magnetophon ];
   };
 }
diff --git a/pkgs/applications/audio/magnetophonDSP/RhythmDelay/default.nix b/pkgs/applications/audio/magnetophonDSP/RhythmDelay/default.nix
index be8ad72d28dff..80c5bb89eeea1 100644
--- a/pkgs/applications/audio/magnetophonDSP/RhythmDelay/default.nix
+++ b/pkgs/applications/audio/magnetophonDSP/RhythmDelay/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Tap a rhythm into your delay! For jack and lv2";
     homepage = "https://github.com/magnetophon/RhythmDelay";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
+    license = lib.licenses.gpl3;
+    maintainers = [ lib.maintainers.magnetophon ];
   };
 }
diff --git a/pkgs/applications/audio/magnetophonDSP/VoiceOfFaust/default.nix b/pkgs/applications/audio/magnetophonDSP/VoiceOfFaust/default.nix
index dce2db4cb7708..9bd4076f130a9 100644
--- a/pkgs/applications/audio/magnetophonDSP/VoiceOfFaust/default.nix
+++ b/pkgs/applications/audio/magnetophonDSP/VoiceOfFaust/default.nix
@@ -50,7 +50,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Turn your voice into a synthesizer";
     homepage = "https://github.com/magnetophon/VoiceOfFaust";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
+    license = lib.licenses.gpl3;
+    maintainers = [ lib.maintainers.magnetophon ];
   };
 }
diff --git a/pkgs/applications/audio/magnetophonDSP/faustCompressors/default.nix b/pkgs/applications/audio/magnetophonDSP/faustCompressors/default.nix
index 172b5ed38913f..a90492f4235f9 100644
--- a/pkgs/applications/audio/magnetophonDSP/faustCompressors/default.nix
+++ b/pkgs/applications/audio/magnetophonDSP/faustCompressors/default.nix
@@ -42,7 +42,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "A collection of bread and butter compressors";
     homepage = "https://github.com/magnetophon/faustCompressors";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
+    license = lib.licenses.gpl3;
+    maintainers = [ lib.maintainers.magnetophon ];
   };
 }
diff --git a/pkgs/applications/audio/magnetophonDSP/pluginUtils/default.nix b/pkgs/applications/audio/magnetophonDSP/pluginUtils/default.nix
index 11d51d756abcd..414e350caa035 100644
--- a/pkgs/applications/audio/magnetophonDSP/pluginUtils/default.nix
+++ b/pkgs/applications/audio/magnetophonDSP/pluginUtils/default.nix
@@ -34,7 +34,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Some simple utility lv2 plugins";
     homepage = "https://github.com/magnetophon/pluginUtils";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
+    license = lib.licenses.gpl3;
+    maintainers = [ lib.maintainers.magnetophon ];
   };
 }
diff --git a/pkgs/applications/audio/magnetophonDSP/shelfMultiBand/default.nix b/pkgs/applications/audio/magnetophonDSP/shelfMultiBand/default.nix
index 360cee243c33a..7dcdf985c8249 100644
--- a/pkgs/applications/audio/magnetophonDSP/shelfMultiBand/default.nix
+++ b/pkgs/applications/audio/magnetophonDSP/shelfMultiBand/default.nix
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "A multiband compressor made from shelving filters.";
     homepage = "https://github.com/magnetophon/shelfMultiBand";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
+    license = lib.licenses.gpl3;
+    maintainers = [ lib.maintainers.magnetophon ];
   };
 }
diff --git a/pkgs/applications/audio/meters_lv2/default.nix b/pkgs/applications/audio/meters_lv2/default.nix
index cd9523d271086..86a608db4c804 100644
--- a/pkgs/applications/audio/meters_lv2/default.nix
+++ b/pkgs/applications/audio/meters_lv2/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig
+{ lib, stdenv, fetchurl, pkgconfig
 , lv2, libGLU, libGL, gtk2, cairo, pango, fftwFloat, libjack2 }:
 
 let
@@ -36,7 +36,7 @@ stdenv.mkDerivation {
   preConfigure = "makeFlagsArray=( PREFIX=$out )";
   meter_VERSION = version;
 
-  meta = with stdenv.lib;
+  meta = with lib;
     { description = "Collection of audio level meters with GUI in LV2 plugin format";
       homepage = "http://x42.github.io/meters.lv2/";
       maintainers = with maintainers; [ ehmry ];
diff --git a/pkgs/applications/audio/mi2ly/default.nix b/pkgs/applications/audio/mi2ly/default.nix
index bc74a73b6432d..b4f7668394f1f 100644
--- a/pkgs/applications/audio/mi2ly/default.nix
+++ b/pkgs/applications/audio/mi2ly/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl}:
+{lib, stdenv, fetchurl}:
 let
   s = # Generated upstream information
   rec {
@@ -33,9 +33,9 @@ stdenv.mkDerivation {
   meta = {
     inherit (s) version;
     description = "MIDI to Lilypond converter";
-    license = stdenv.lib.licenses.gpl2Plus ;
-    maintainers = [stdenv.lib.maintainers.raskin];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2Plus ;
+    maintainers = [lib.maintainers.raskin];
+    platforms = lib.platforms.linux;
     broken = true; # 2018-04-11
   };
 }
diff --git a/pkgs/applications/audio/midisheetmusic/default.nix b/pkgs/applications/audio/midisheetmusic/default.nix
index 1f408f6f62810..bff9e807b4363 100644
--- a/pkgs/applications/audio/midisheetmusic/default.nix
+++ b/pkgs/applications/audio/midisheetmusic/default.nix
@@ -47,8 +47,8 @@ in stdenv.mkDerivation {
     cp bin/Debug/MidiSheetMusic.exe $out/bin/.MidiSheetMusic.exe
 
     makeWrapper ${mono}/bin/mono $out/bin/midisheetmusic.mono.exe \
-      --prefix LD_LIBRARY_PATH : ${stdenv.lib.makeLibraryPath [ gtk2 cups ]} \
-      --prefix PATH : ${stdenv.lib.makeBinPath [ timidity ]} \
+      --prefix LD_LIBRARY_PATH : ${lib.makeLibraryPath [ gtk2 cups ]} \
+      --prefix PATH : ${lib.makeBinPath [ timidity ]} \
       --add-flags $out/bin/.MidiSheetMusic.exe
   '';
 
diff --git a/pkgs/applications/audio/mikmod/default.nix b/pkgs/applications/audio/mikmod/default.nix
index 9be303cb652ad..4d39616c99d4e 100644
--- a/pkgs/applications/audio/mikmod/default.nix
+++ b/pkgs/applications/audio/mikmod/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, libmikmod, ncurses }:
+{ lib, stdenv, fetchurl, libmikmod, ncurses }:
 
 stdenv.mkDerivation rec {
   name = "mikmod-3.2.8";
@@ -13,8 +13,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Tracker music player for the terminal";
     homepage = "http://mikmod.shlomifish.org/";
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = with stdenv.lib.maintainers; [ ];
-    platforms = with stdenv.lib.platforms; linux;
+    license = lib.licenses.gpl2Plus;
+    maintainers = with lib.maintainers; [ ];
+    platforms = with lib.platforms; linux;
   };
 }
diff --git a/pkgs/applications/audio/mimic/default.nix b/pkgs/applications/audio/mimic/default.nix
index e33e69ad78c31..52079e1f44190 100644
--- a/pkgs/applications/audio/mimic/default.nix
+++ b/pkgs/applications/audio/mimic/default.nix
@@ -1,4 +1,4 @@
-{ config, stdenv, autoreconfHook, fetchFromGitHub, pkgconfig
+{ config, lib, stdenv, autoreconfHook, fetchFromGitHub, pkgconfig
 , alsaLib, libtool, icu
 , pulseaudioSupport ? config.pulseaudio or false, libpulseaudio }:
 
@@ -22,13 +22,13 @@ stdenv.mkDerivation rec {
     alsaLib
     libtool
     icu
-  ] ++ stdenv.lib.optional pulseaudioSupport libpulseaudio;
+  ] ++ lib.optional pulseaudioSupport libpulseaudio;
 
   meta = {
     description = "Mycroft's TTS engine, based on CMU's Flite (Festival Lite)";
     homepage = "https://mimic.mycroft.ai/";
-    license = stdenv.lib.licenses.free;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.noneucat ];
+    license = lib.licenses.free;
+    platforms = lib.platforms.linux;
+    maintainers = [ lib.maintainers.noneucat ];
   };
 }
diff --git a/pkgs/applications/audio/mimms/default.nix b/pkgs/applications/audio/mimms/default.nix
index 47e9fa306dc43..793ee3d263ab4 100644
--- a/pkgs/applications/audio/mimms/default.nix
+++ b/pkgs/applications/audio/mimms/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, pythonPackages, libmms }:
+{ fetchurl, lib, stdenv, pythonPackages, libmms }:
 
 pythonPackages.buildPythonApplication rec {
   pname = "mimms";
@@ -16,7 +16,7 @@ pythonPackages.buildPythonApplication rec {
 
   meta = {
     homepage = "https://savannah.nongnu.org/projects/mimms/";
-    license = stdenv.lib.licenses.gpl3;
+    license = lib.licenses.gpl3;
     description = "An mms (e.g. mms://) stream downloader";
 
     longDescription = ''
diff --git a/pkgs/applications/audio/moc/default.nix b/pkgs/applications/audio/moc/default.nix
index 96a4ab9fdaa3f..b2621a4ef1104 100644
--- a/pkgs/applications/audio/moc/default.nix
+++ b/pkgs/applications/audio/moc/default.nix
@@ -25,7 +25,7 @@
 }:
 
 let
-  opt = stdenv.lib.optional;
+  opt = lib.optional;
   mkFlag = c: f: if c then "--with-${f}" else "--without-${f}";
 
 in stdenv.mkDerivation rec {
@@ -57,7 +57,7 @@ in stdenv.mkDerivation rec {
     ++ opt midiSupport timidity
     ++ opt modplugSupport libmodplug
     ++ opt mp3Support libmad
-    ++ stdenv.lib.optionals musepackSupport [ libmpc libmpcdec taglib ]
+    ++ lib.optionals musepackSupport [ libmpc libmpcdec taglib ]
     ++ opt vorbisSupport libvorbis
     ++ opt speexSupport speex
     ++ opt (ffmpegSupport && !withffmpeg4) ffmpeg_3
diff --git a/pkgs/applications/audio/mooSpace/default.nix b/pkgs/applications/audio/mooSpace/default.nix
index f6958c5e974a9..b7d7502d25ab9 100644
--- a/pkgs/applications/audio/mooSpace/default.nix
+++ b/pkgs/applications/audio/mooSpace/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, faust2jaqt, faust2lv2 }:
+{ lib, stdenv, fetchFromGitHub, faust2jaqt, faust2lv2 }:
 stdenv.mkDerivation rec {
   pname = "mooSpace";
   version = "unstable-2020-06-10";
@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Variable reverb audio effect, jack and lv2";
     homepage = "https://github.com/modularev/mooSpace";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
+    license = lib.licenses.gpl3;
+    maintainers = [ lib.maintainers.magnetophon ];
   };
 }
diff --git a/pkgs/applications/audio/mopidy/mopidy.nix b/pkgs/applications/audio/mopidy/mopidy.nix
index 55b7646af0753..63a28eb0f58ee 100644
--- a/pkgs/applications/audio/mopidy/mopidy.nix
+++ b/pkgs/applications/audio/mopidy/mopidy.nix
@@ -32,7 +32,7 @@ pythonPackages.buildPythonApplication rec {
       requests
       setuptools
       tornado
-    ] ++ stdenv.lib.optional (!stdenv.isDarwin) dbus-python
+    ] ++ lib.optional (!stdenv.isDarwin) dbus-python
   );
 
   # There are no tests
diff --git a/pkgs/applications/audio/mp3blaster/default.nix b/pkgs/applications/audio/mp3blaster/default.nix
index d7795524529ae..d7dd5f102dbd8 100644
--- a/pkgs/applications/audio/mp3blaster/default.nix
+++ b/pkgs/applications/audio/mp3blaster/default.nix
@@ -14,11 +14,11 @@ stdenv.mkDerivation rec {
   buildInputs = [
     ncurses
     libvorbis
-  ] ++ stdenv.lib.optional stdenv.isDarwin SDL;
+  ] ++ lib.optional stdenv.isDarwin SDL;
 
   NIX_CFLAGS_COMPILE = toString ([
     "-Wno-narrowing"
-  ] ++ stdenv.lib.optionals stdenv.cc.isClang [
+  ] ++ lib.optionals stdenv.cc.isClang [
     "-Wno-reserved-user-defined-literal"
   ]);
 
diff --git a/pkgs/applications/audio/mp3info/default.nix b/pkgs/applications/audio/mp3info/default.nix
index 69ca271d27dd9..28ea6793f0d04 100644
--- a/pkgs/applications/audio/mp3info/default.nix
+++ b/pkgs/applications/audio/mp3info/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, ncurses, pkgconfig, gtk2 }:
+{ fetchurl, lib, stdenv, ncurses, pkgconfig, gtk2 }:
 
 stdenv.mkDerivation rec {
   name = "mp3info-0.8.5a";
@@ -37,9 +37,9 @@ stdenv.mkDerivation rec {
 
     homepage = "http://www.ibiblio.org/mp3info/";
 
-    license = stdenv.lib.licenses.gpl2Plus;
+    license = lib.licenses.gpl2Plus;
 
     maintainers = [ ];
-    platforms = stdenv.lib.platforms.linux;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/mp3val/default.nix b/pkgs/applications/audio/mp3val/default.nix
index 636fb7d9b9a17..dc1a308583181 100644
--- a/pkgs/applications/audio/mp3val/default.nix
+++ b/pkgs/applications/audio/mp3val/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl }:
+{ lib, stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
   pname = "mp3val";
@@ -30,8 +30,8 @@ stdenv.mkDerivation rec {
       common types of tags (ID3v1, ID3v2, APEv2).
     '';
     homepage = "http://mp3val.sourceforge.net/index.shtml";
-    license = stdenv.lib.licenses.gpl2;
-    platforms = stdenv.lib.platforms.unix;
-    maintainers = [ stdenv.lib.maintainers.devhell ];
+    license = lib.licenses.gpl2;
+    platforms = lib.platforms.unix;
+    maintainers = [ lib.maintainers.devhell ];
   };
 }
diff --git a/pkgs/applications/audio/mpc/default.nix b/pkgs/applications/audio/mpc/default.nix
index a00ac7868b3dc..fcf438e5f0e5d 100644
--- a/pkgs/applications/audio/mpc/default.nix
+++ b/pkgs/applications/audio/mpc/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
     sha256 = "1qbi0i9cq54rj8z2kapk8x8g1jkw2jz781niwb9i7kw4xfhvy5zx";
   };
 
-  buildInputs = [ mpd_clientlib ] ++ stdenv.lib.optionals stdenv.isDarwin [ libiconv ];
+  buildInputs = [ mpd_clientlib ] ++ lib.optionals stdenv.isDarwin [ libiconv ];
 
   nativeBuildInputs = [ meson ninja pkgconfig sphinx ];
 
diff --git a/pkgs/applications/audio/mpc123/default.nix b/pkgs/applications/audio/mpc123/default.nix
index ef5cb169a2cf7..7ce8af1de23ab 100644
--- a/pkgs/applications/audio/mpc123/default.nix
+++ b/pkgs/applications/audio/mpc123/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, gettext, libmpcdec, libao }:
+{ fetchurl, lib, stdenv, gettext, libmpcdec, libao }:
 
 let version = "0.2.4"; in
 stdenv.mkDerivation rec {
@@ -25,9 +25,9 @@ stdenv.mkDerivation rec {
 
     description = "A Musepack (.mpc) audio player";
 
-    license = stdenv.lib.licenses.gpl2Plus;
+    license = lib.licenses.gpl2Plus;
 
     maintainers = [ ];
-    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux; # arbitrary choice
+    platforms = lib.platforms.gnu ++ lib.platforms.linux; # arbitrary choice
   };
 }
diff --git a/pkgs/applications/audio/mpg123/default.nix b/pkgs/applications/audio/mpg123/default.nix
index f3203566a134f..0b46cffd19c8f 100644
--- a/pkgs/applications/audio/mpg123/default.nix
+++ b/pkgs/applications/audio/mpg123/default.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , fetchurl
 , makeWrapper
 
@@ -18,9 +18,9 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ makeWrapper ];
 
-  buildInputs = [ perl ] ++ stdenv.lib.optional (!stdenv.isDarwin) alsaLib;
+  buildInputs = [ perl ] ++ lib.optional (!stdenv.isDarwin) alsaLib;
 
-  configureFlags = stdenv.lib.optional
+  configureFlags = lib.optional
     (stdenv.hostPlatform ? mpg123)
     "--with-cpu=${stdenv.hostPlatform.mpg123.cpu}";
 
@@ -41,8 +41,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Fast console MPEG Audio Player and decoder library";
     homepage = "http://mpg123.org";
-    license = stdenv.lib.licenses.lgpl21;
-    maintainers = [ stdenv.lib.maintainers.ftrvxmtrx ];
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.lgpl21;
+    maintainers = [ lib.maintainers.ftrvxmtrx ];
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/audio/mpg321/default.nix b/pkgs/applications/audio/mpg321/default.nix
index 1f98d31eb9c58..0079947438ce1 100644
--- a/pkgs/applications/audio/mpg321/default.nix
+++ b/pkgs/applications/audio/mpg321/default.nix
@@ -25,11 +25,11 @@ stdenv.mkDerivation rec {
 
   configureFlags =
     [ ("--enable-alsa=" + (if stdenv.isLinux then "yes" else "no")) ]
-    ++ (stdenv.lib.optional (defaultAudio != null)
+    ++ (lib.optional (defaultAudio != null)
          "--with-default-audio=${defaultAudio}");
 
   buildInputs = [libao libid3tag libmad zlib]
-    ++ stdenv.lib.optional stdenv.isLinux alsaLib;
+    ++ lib.optional stdenv.isLinux alsaLib;
 
   installTargets = [ "install" "install-man" ];
 
diff --git a/pkgs/applications/audio/munt/default.nix b/pkgs/applications/audio/munt/default.nix
index 8d8ab419fdb47..6d010c6cd9564 100644
--- a/pkgs/applications/audio/munt/default.nix
+++ b/pkgs/applications/audio/munt/default.nix
@@ -15,7 +15,7 @@ in mkDerivation rec {
   src = fetchFromGitHub {
     owner = pname;
     repo = pname;
-    rev = with stdenv.lib.versions; "libmt32emu_${major version}_${minor version}_${patch version}";
+    rev = with lib.versions; "libmt32emu_${major version}_${minor version}_${patch version}";
     sha256 = "0bszhkbz24hhx32f973l6h5lkyn4lxhqrckiwmv765d1sba8n5bk";
   };
 
diff --git a/pkgs/applications/audio/musikcube/default.nix b/pkgs/applications/audio/musikcube/default.nix
index fba80928b0d1f..882fbaf3477e5 100644
--- a/pkgs/applications/audio/musikcube/default.nix
+++ b/pkgs/applications/audio/musikcube/default.nix
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
     ncurses
     pulseaudio
     taglib
-  ] ++ stdenv.lib.optional systemdSupport systemd;
+  ] ++ lib.optional systemdSupport systemd;
 
   cmakeFlags = [
     "-DDISABLE_STRIP=true"
diff --git a/pkgs/applications/audio/mympd/default.nix b/pkgs/applications/audio/mympd/default.nix
index cc709822d9e58..4e069e001daca 100644
--- a/pkgs/applications/audio/mympd/default.nix
+++ b/pkgs/applications/audio/mympd/default.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , fetchFromGitHub
 , cmake
 , pkg-config
@@ -46,8 +46,8 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://jcorporation.github.io/mympd";
     description = "A standalone and mobile friendly web mpd client with a tiny footprint and advanced features";
-    maintainers = [ stdenv.lib.maintainers.doronbehar ];
-    platforms = stdenv.lib.platforms.linux;
-    license = stdenv.lib.licenses.gpl2Plus;
+    maintainers = [ lib.maintainers.doronbehar ];
+    platforms = lib.platforms.linux;
+    license = lib.licenses.gpl2Plus;
   };
 }
diff --git a/pkgs/applications/audio/ncmpc/default.nix b/pkgs/applications/audio/ncmpc/default.nix
index 2deff6162fbec..4f0449401ddba 100644
--- a/pkgs/applications/audio/ncmpc/default.nix
+++ b/pkgs/applications/audio/ncmpc/default.nix
@@ -4,7 +4,7 @@
 , pcre ? null
 }:
 
-with stdenv.lib;
+with lib;
 
 assert pcreSupport -> pcre != null;
 
diff --git a/pkgs/applications/audio/ncmpcpp/default.nix b/pkgs/applications/audio/ncmpcpp/default.nix
index 33308ebc61ab6..7f645ac798604 100644
--- a/pkgs/applications/audio/ncmpcpp/default.nix
+++ b/pkgs/applications/audio/ncmpcpp/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, boost, mpd_clientlib, ncurses, pkgconfig, readline
+{ lib, stdenv, fetchurl, boost, mpd_clientlib, ncurses, pkgconfig, readline
 , libiconv, icu, curl
 , outputsSupport ? true # outputs screen
 , visualizerSupport ? false, fftw ? null # visualizer screen
@@ -9,7 +9,7 @@
 assert visualizerSupport -> (fftw != null);
 assert taglibSupport -> (taglib != null);
 
-with stdenv.lib;
+with lib;
 stdenv.mkDerivation rec {
   pname = "ncmpcpp";
   version = "0.9.1";
diff --git a/pkgs/applications/audio/non/default.nix b/pkgs/applications/audio/non/default.nix
index 9b4b147c2304d..fbdfb78cab0fa 100644
--- a/pkgs/applications/audio/non/default.nix
+++ b/pkgs/applications/audio/non/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, pkgconfig, python2, cairo, libjpeg, ntk, libjack2
+{ lib, stdenv, fetchFromGitHub, pkgconfig, python2, cairo, libjpeg, ntk, libjack2
 , libsndfile, ladspaH, liblo, libsigcxx, lrdf, wafHook
 }:
 
@@ -20,8 +20,8 @@ stdenv.mkDerivation {
   meta = {
     description = "Lightweight and lightning fast modular Digital Audio Workstation";
     homepage = "http://non.tuxfamily.org";
-    license = stdenv.lib.licenses.lgpl21;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.nico202 ];
+    license = lib.licenses.lgpl21;
+    platforms = lib.platforms.linux;
+    maintainers = [ lib.maintainers.nico202 ];
   };
 }
diff --git a/pkgs/applications/audio/openmpt123/default.nix b/pkgs/applications/audio/openmpt123/default.nix
index 486a982751147..ff7a40d59939d 100644
--- a/pkgs/applications/audio/openmpt123/default.nix
+++ b/pkgs/applications/audio/openmpt123/default.nix
@@ -17,9 +17,9 @@ in stdenv.mkDerivation {
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ zlib mpg123 libogg libvorbis portaudio libsndfile flac ]
-  ++ stdenv.lib.optional usePulseAudio libpulseaudio;
+  ++ lib.optional usePulseAudio libpulseaudio;
 
-  configureFlags = stdenv.lib.optional (!usePulseAudio) "--without-pulseaudio";
+  configureFlags = lib.optional (!usePulseAudio) "--without-pulseaudio";
 
   meta = with lib; {
     description = "A cross-platform command-line based module file player";
diff --git a/pkgs/applications/audio/opus-tools/default.nix b/pkgs/applications/audio/opus-tools/default.nix
index b8253b078beaf..f16e8e7a02d52 100644
--- a/pkgs/applications/audio/opus-tools/default.nix
+++ b/pkgs/applications/audio/opus-tools/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, libogg, libao, pkgconfig, flac, opusfile, libopusenc}:
+{lib, stdenv, fetchurl, libogg, libao, pkgconfig, flac, opusfile, libopusenc}:
 
 stdenv.mkDerivation rec {
   name = "opus-tools-0.2";
@@ -13,8 +13,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Tools to work with opus encoded audio streams";
     homepage = "https://www.opus-codec.org/";
-    license = stdenv.lib.licenses.bsd2;
-    maintainers = with stdenv.lib.maintainers; [ ];
-    platforms = with stdenv.lib.platforms; unix;
+    license = lib.licenses.bsd2;
+    maintainers = with lib.maintainers; [ ];
+    platforms = with lib.platforms; unix;
   };
 }
diff --git a/pkgs/applications/audio/patchage/default.nix b/pkgs/applications/audio/patchage/default.nix
index ac679d6dd9499..5f62287755206 100644
--- a/pkgs/applications/audio/patchage/default.nix
+++ b/pkgs/applications/audio/patchage/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, alsaLib, boost, dbus-glib, fetchsvn, ganv, glibmm
+{ lib, stdenv, alsaLib, boost, dbus-glib, fetchsvn, ganv, glibmm
 , gtkmm2, libjack2, pkgconfig, python2, wafHook
 }:
 
@@ -19,8 +19,8 @@ stdenv.mkDerivation {
   meta = {
     description = "Modular patch bay for Jack and ALSA systems";
     homepage = "http://non.tuxfamily.org";
-    license = stdenv.lib.licenses.lgpl3;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.nico202 ];
+    license = lib.licenses.lgpl3;
+    platforms = lib.platforms.linux;
+    maintainers = [ lib.maintainers.nico202 ];
   };
 }
diff --git a/pkgs/applications/audio/pavucontrol/default.nix b/pkgs/applications/audio/pavucontrol/default.nix
index ffc56e54586cb..198fa1033ab70 100644
--- a/pkgs/applications/audio/pavucontrol/default.nix
+++ b/pkgs/applications/audio/pavucontrol/default.nix
@@ -37,7 +37,7 @@ stdenv.mkDerivation rec {
 
     homepage = "http://freedesktop.org/software/pulseaudio/pavucontrol/";
 
-    license = stdenv.lib.licenses.gpl2Plus;
+    license = lib.licenses.gpl2Plus;
 
     maintainers = with maintainers; [ abbradar globin ];
     platforms = platforms.linux;
diff --git a/pkgs/applications/audio/pd-plugins/cyclone/default.nix b/pkgs/applications/audio/pd-plugins/cyclone/default.nix
index 56f1ec518de01..03df731aef5d6 100644
--- a/pkgs/applications/audio/pd-plugins/cyclone/default.nix
+++ b/pkgs/applications/audio/pd-plugins/cyclone/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, puredata }:
+{ lib, stdenv, fetchFromGitHub, puredata }:
 
 stdenv.mkDerivation rec {
   pname = "cyclone";
@@ -26,8 +26,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "A library of PureData classes, bringing some level of compatibility between Max/MSP and Pd environments";
     homepage = "http://puredata.info/downloads/cyclone";
-    license = stdenv.lib.licenses.tcltk;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.tcltk;
+    maintainers = [ lib.maintainers.magnetophon ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/pd-plugins/gem/default.nix b/pkgs/applications/audio/pd-plugins/gem/default.nix
index a44ba689a6186..aeb58911623b4 100644
--- a/pkgs/applications/audio/pd-plugins/gem/default.nix
+++ b/pkgs/applications/audio/pd-plugins/gem/default.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , fetchFromGitHub
 , fetchpatch
 , autoreconfHook
@@ -43,8 +43,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Graphics Environment for Multimedia";
     homepage = "http://puredata.info/downloads/gem";
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = [ stdenv.lib.maintainers.raboof ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2Plus;
+    maintainers = [ lib.maintainers.raboof ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/pd-plugins/helmholtz/default.nix b/pkgs/applications/audio/pd-plugins/helmholtz/default.nix
index be5a385d3088f..9b50b40a5bb57 100644
--- a/pkgs/applications/audio/pd-plugins/helmholtz/default.nix
+++ b/pkgs/applications/audio/pd-plugins/helmholtz/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, unzip, puredata }:
+{ lib, stdenv, fetchurl, unzip, puredata }:
 
 stdenv.mkDerivation {
   name = "helmholtz";
@@ -39,8 +39,8 @@ stdenv.mkDerivation {
   meta = {
     description = "Time domain pitch tracker for Pure Data";
     homepage = "http://www.katjaas.nl/helmholtz/helmholtz.html";
-    license = stdenv.lib.licenses.bsd3;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.bsd3;
+    maintainers = [ lib.maintainers.magnetophon ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/pd-plugins/maxlib/default.nix b/pkgs/applications/audio/pd-plugins/maxlib/default.nix
index aec793c4ee8ad..1fc3475bc6ac2 100644
--- a/pkgs/applications/audio/pd-plugins/maxlib/default.nix
+++ b/pkgs/applications/audio/pd-plugins/maxlib/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, puredata }:
+{ lib, stdenv, fetchFromGitHub, puredata }:
 
 stdenv.mkDerivation rec {
   pname = "maxlib";
@@ -26,8 +26,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "A library of non-tilde externals for puredata, by Miller Puckette";
     homepage = "http://puredata.info/downloads/maxlib";
-    license = stdenv.lib.licenses.gpl2;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2;
+    maintainers = [ lib.maintainers.magnetophon ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/pd-plugins/mrpeach/default.nix b/pkgs/applications/audio/pd-plugins/mrpeach/default.nix
index cefee430ad5ff..71f5e9438e1c3 100644
--- a/pkgs/applications/audio/pd-plugins/mrpeach/default.nix
+++ b/pkgs/applications/audio/pd-plugins/mrpeach/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, puredata }:
+{ lib, stdenv, fetchurl, puredata }:
 
 stdenv.mkDerivation {
   pname = "mrpeach";
@@ -55,8 +55,8 @@ stdenv.mkDerivation {
   meta = {
     description = "A collection of Pd objectclasses for OSC-messages";
     homepage = "http://puredata.info/downloads/osc";
-    license = stdenv.lib.licenses.gpl2;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2;
+    maintainers = [ lib.maintainers.magnetophon ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/pd-plugins/puremapping/default.nix b/pkgs/applications/audio/pd-plugins/puremapping/default.nix
index 7a5014664d556..1eb6eb389317c 100644
--- a/pkgs/applications/audio/pd-plugins/puremapping/default.nix
+++ b/pkgs/applications/audio/pd-plugins/puremapping/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, unzip, puredata }:
+{ lib, stdenv, fetchurl, unzip, puredata }:
 
 stdenv.mkDerivation rec {
   pname = "puremapping";
@@ -24,8 +24,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Set of externals to facilitate the use of sensors within Pure Data and to create complex relations between input and output of a dynamic system";
     homepage = "http://www.chnry.net/ch/?090-Pure-Mapping&lang=en";
-    license = stdenv.lib.licenses.gpl1;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl1;
+    maintainers = [ lib.maintainers.magnetophon ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/pd-plugins/timbreid/default.nix b/pkgs/applications/audio/pd-plugins/timbreid/default.nix
index e68610a022691..e5e67ec44dd43 100644
--- a/pkgs/applications/audio/pd-plugins/timbreid/default.nix
+++ b/pkgs/applications/audio/pd-plugins/timbreid/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, unzip, puredata, fftw }:
+{ lib, stdenv, fetchurl, unzip, puredata, fftw }:
 
 stdenv.mkDerivation rec {
   version = "0.7.0";
@@ -38,8 +38,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "A collection of audio feature analysis externals for puredata";
     homepage = "http://williambrent.conflations.com/pages/research.html";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl3;
+    maintainers = [ lib.maintainers.magnetophon ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/pd-plugins/zexy/default.nix b/pkgs/applications/audio/pd-plugins/zexy/default.nix
index 4f82690813627..67c7cd18be8e3 100644
--- a/pkgs/applications/audio/pd-plugins/zexy/default.nix
+++ b/pkgs/applications/audio/pd-plugins/zexy/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, autoconf, automake, puredata }:
+{ lib, stdenv, fetchurl, autoconf, automake, puredata }:
 
 stdenv.mkDerivation rec {
   pname = "zexy";
@@ -29,8 +29,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "The swiss army knife for puredata";
     homepage = "http://puredata.info/downloads/zexy";
-    license = stdenv.lib.licenses.gpl2;
-    maintainers = [ stdenv.lib.maintainers.magnetophon ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2;
+    maintainers = [ lib.maintainers.magnetophon ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/picard/default.nix b/pkgs/applications/audio/picard/default.nix
index 8a7c1b322454d..733cb702c7e5a 100644
--- a/pkgs/applications/audio/picard/default.nix
+++ b/pkgs/applications/audio/picard/default.nix
@@ -22,7 +22,7 @@ in pythonPackages.buildPythonApplication rec {
   };
 
   nativeBuildInputs = [ gettext qt5.wrapQtAppsHook qt5.qtbase ]
-    ++ stdenv.lib.optionals (pyqt5.multimediaEnabled) [
+    ++ lib.optionals (pyqt5.multimediaEnabled) [
       qt5.qtmultimedia.bin
       gst_all_1.gstreamer
       gst_all_1.gst-vaapi
@@ -49,7 +49,7 @@ in pythonPackages.buildPythonApplication rec {
   preFixup = ''
     makeWrapperArgs+=("''${qtWrapperArgs[@]}")
   ''
-    + stdenv.lib.optionalString (pyqt5.multimediaEnabled) ''
+    + lib.optionalString (pyqt5.multimediaEnabled) ''
       makeWrapperArgs+=(--prefix GST_PLUGIN_SYSTEM_PATH_1_0 : "$GST_PLUGIN_SYSTEM_PATH_1_0")
     ''
   ;
diff --git a/pkgs/applications/audio/praat/default.nix b/pkgs/applications/audio/praat/default.nix
index 5abab029bc92d..b87e48768f14b 100644
--- a/pkgs/applications/audio/praat/default.nix
+++ b/pkgs/applications/audio/praat/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, alsaLib, gtk2, pkgconfig }:
+{ lib, stdenv, fetchurl, alsaLib, gtk2, pkgconfig }:
 
 stdenv.mkDerivation rec {
   pname = "praat";
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Doing phonetics by computer";
     homepage = "https://www.fon.hum.uva.nl/praat/";
-    license = stdenv.lib.licenses.gpl2Plus; # Has some 3rd-party code in it though
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2Plus; # Has some 3rd-party code in it though
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/pt2-clone/default.nix b/pkgs/applications/audio/pt2-clone/default.nix
index 011ef8d12e5cd..6a093c91daf8a 100644
--- a/pkgs/applications/audio/pt2-clone/default.nix
+++ b/pkgs/applications/audio/pt2-clone/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [ cmake ];
-  buildInputs = [ SDL2 ] ++ stdenv.lib.optional stdenv.isLinux alsaLib;
+  buildInputs = [ SDL2 ] ++ lib.optional stdenv.isLinux alsaLib;
 
   passthru.tests = {
     pt2-clone-opens = nixosTests.pt2-clone;
diff --git a/pkgs/applications/audio/pulseaudio-ctl/default.nix b/pkgs/applications/audio/pulseaudio-ctl/default.nix
index 245c58a211968..843c131ea65b2 100644
--- a/pkgs/applications/audio/pulseaudio-ctl/default.nix
+++ b/pkgs/applications/audio/pulseaudio-ctl/default.nix
@@ -2,7 +2,7 @@
 , bc, dbus, gawk, gnused, libnotify, pulseaudio }:
 
 let
-  path = stdenv.lib.makeBinPath [ bc dbus gawk gnused libnotify pulseaudio ];
+  path = lib.makeBinPath [ bc dbus gawk gnused libnotify pulseaudio ];
   pname = "pulseaudio-ctl";
 
 in stdenv.mkDerivation rec {
diff --git a/pkgs/applications/audio/pulseaudio-dlna/default.nix b/pkgs/applications/audio/pulseaudio-dlna/default.nix
index 3c80a52128614..a19a03d4bd2aa 100644
--- a/pkgs/applications/audio/pulseaudio-dlna/default.nix
+++ b/pkgs/applications/audio/pulseaudio-dlna/default.nix
@@ -32,12 +32,12 @@ pythonPackages.buildPythonApplication {
     dbus-python docopt requests setproctitle protobuf psutil futures
     chardet notify2 netifaces pyroute2 pygobject2 lxml setuptools ]
     ++ [ zeroconf ]
-    ++ stdenv.lib.optional mp3Support lame
-    ++ stdenv.lib.optional opusSupport opusTools
-    ++ stdenv.lib.optional faacSupport faac
-    ++ stdenv.lib.optional flacSupport flac
-    ++ stdenv.lib.optional soxSupport sox
-    ++ stdenv.lib.optional vorbisSupport vorbis-tools;
+    ++ lib.optional mp3Support lame
+    ++ lib.optional opusSupport opusTools
+    ++ lib.optional faacSupport faac
+    ++ lib.optional flacSupport flac
+    ++ lib.optional soxSupport sox
+    ++ lib.optional vorbisSupport vorbis-tools;
 
   # upstream has no tests
   checkPhase = ''
diff --git a/pkgs/applications/audio/pulseaudio-dlna/zeroconf.nix b/pkgs/applications/audio/pulseaudio-dlna/zeroconf.nix
index e28aabe8dab15..0e3eeac984a22 100644
--- a/pkgs/applications/audio/pulseaudio-dlna/zeroconf.nix
+++ b/pkgs/applications/audio/pulseaudio-dlna/zeroconf.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
   };
 
   propagatedBuildInputs = [ netifaces six enum-compat ifaddr ]
-    ++ stdenv.lib.optionals (pythonOlder "3.5") [ typing ];
+    ++ lib.optionals (pythonOlder "3.5") [ typing ];
 
   meta = with lib; {
     description = "A pure python implementation of multicast DNS service discovery";
diff --git a/pkgs/applications/audio/pulseeffects/default.nix b/pkgs/applications/audio/pulseeffects/default.nix
index f0f3ad60b4102..a2c6981813772 100644
--- a/pkgs/applications/audio/pulseeffects/default.nix
+++ b/pkgs/applications/audio/pulseeffects/default.nix
@@ -94,15 +94,15 @@ in stdenv.mkDerivation rec {
 
   preFixup = ''
     gappsWrapperArgs+=(
-      --set LV2_PATH "${stdenv.lib.makeSearchPath "lib/lv2" lv2Plugins}"
-      --set LADSPA_PATH "${stdenv.lib.makeSearchPath "lib/ladspa" ladspaPlugins}"
+      --set LV2_PATH "${lib.makeSearchPath "lib/lv2" lv2Plugins}"
+      --set LADSPA_PATH "${lib.makeSearchPath "lib/ladspa" ladspaPlugins}"
     )
   '';
 
   # Meson is no longer able to pick up Boost automatically.
   # https://github.com/NixOS/nixpkgs/issues/86131
-  BOOST_INCLUDEDIR = "${stdenv.lib.getDev boost}/include";
-  BOOST_LIBRARYDIR = "${stdenv.lib.getLib boost}/lib";
+  BOOST_INCLUDEDIR = "${lib.getDev boost}/include";
+  BOOST_LIBRARYDIR = "${lib.getLib boost}/lib";
 
   meta = with lib; {
     description = "Limiter, compressor, reverberation, equalizer and auto volume effects for Pulseaudio applications";
diff --git a/pkgs/applications/audio/qjackctl/default.nix b/pkgs/applications/audio/qjackctl/default.nix
index 51972e6bfebe3..719ddd28e2ad2 100644
--- a/pkgs/applications/audio/qjackctl/default.nix
+++ b/pkgs/applications/audio/qjackctl/default.nix
@@ -13,7 +13,7 @@ mkDerivation rec {
   src = fetchFromGitHub {
     owner = "rncbc";
     repo = "qjackctl";
-    rev = "${pname}_${stdenv.lib.replaceChars ["."] ["_"] version}";
+    rev = "${pname}_${lib.replaceChars ["."] ["_"] version}";
     sha256 = "044kgwk7pfywad4myza0s2kvfkl21zkqq5wgny7n3c43qlcgs3zr";
   };
 
diff --git a/pkgs/applications/audio/qmidiroute/default.nix b/pkgs/applications/audio/qmidiroute/default.nix
index ee983f7801452..30062955bb5bb 100644
--- a/pkgs/applications/audio/qmidiroute/default.nix
+++ b/pkgs/applications/audio/qmidiroute/default.nix
@@ -25,6 +25,6 @@ stdenv.mkDerivation rec {
 
     license = licenses.gpl2;
     maintainers = [ maintainers.lebastr ];
-    platforms = stdenv.lib.platforms.linux;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/audio/quodlibet/default.nix b/pkgs/applications/audio/quodlibet/default.nix
index 00da41e308a81..571097ad4786c 100644
--- a/pkgs/applications/audio/quodlibet/default.nix
+++ b/pkgs/applications/audio/quodlibet/default.nix
@@ -6,7 +6,7 @@
   webkitgtk ? null,
   keybinder3 ? null, gtksourceview ? null, libmodplug ? null, kakasi ? null, libappindicator-gtk3 ? null }:
 
-let optionals = stdenv.lib.optionals; in
+let optionals = lib.optionals; in
 python3.pkgs.buildPythonApplication rec {
   pname = "quodlibet${tag}";
   version = "4.3.0";
@@ -35,7 +35,7 @@ python3.pkgs.buildPythonApplication rec {
 
   LC_ALL = "en_US.UTF-8";
 
-  pytestFlags = stdenv.lib.optionals (xineBackend || !withGstPlugins) [
+  pytestFlags = lib.optionals (xineBackend || !withGstPlugins) [
     "--ignore=tests/plugin/test_replaygain.py"
   ] ++ [
     # requires networking
@@ -65,7 +65,7 @@ python3.pkgs.buildPythonApplication rec {
     runHook postCheck
   '';
 
-  preFixup = stdenv.lib.optionalString (kakasi != null) "gappsWrapperArgs+=(--prefix PATH : ${kakasi}/bin)";
+  preFixup = lib.optionalString (kakasi != null) "gappsWrapperArgs+=(--prefix PATH : ${kakasi}/bin)";
 
   meta = with lib; {
     description = "GTK-based audio player written in Python, using the Mutagen tagging library";
diff --git a/pkgs/applications/audio/radiotray-ng/default.nix b/pkgs/applications/audio/radiotray-ng/default.nix
index 9c5e6a931a97d..746092977db3e 100644
--- a/pkgs/applications/audio/radiotray-ng/default.nix
+++ b/pkgs/applications/audio/radiotray-ng/default.nix
@@ -84,7 +84,7 @@ stdenv.mkDerivation rec {
   doCheck = !stdenv.isAarch64; # single failure that I can't explain
 
   preFixup = ''
-    gappsWrapperArgs+=(--suffix PATH : ${stdenv.lib.makeBinPath [ dbus ]})
+    gappsWrapperArgs+=(--suffix PATH : ${lib.makeBinPath [ dbus ]})
     wrapProgram $out/bin/rt2rtng --prefix PYTHONPATH : $PYTHONPATH
   '';
 
diff --git a/pkgs/applications/audio/reaper/default.nix b/pkgs/applications/audio/reaper/default.nix
index 09f8bcfd6b68f..a58fd289e247a 100644
--- a/pkgs/applications/audio/reaper/default.nix
+++ b/pkgs/applications/audio/reaper/default.nix
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
   version = "6.19";
 
   src = fetchurl {
-    url = "https://www.reaper.fm/files/${stdenv.lib.versions.major version}.x/reaper${builtins.replaceStrings ["."] [""] version}_linux_x86_64.tar.xz";
+    url = "https://www.reaper.fm/files/${lib.versions.major version}.x/reaper${builtins.replaceStrings ["."] [""] version}_linux_x86_64.tar.xz";
     sha256 = "1cdy5ilpfidz7xyqn2i41szr24ilcmpl35aw1vbashf0b6dg48la";
   };
 
@@ -43,7 +43,7 @@ stdenv.mkDerivation rec {
     rm $out/opt/REAPER/uninstall-reaper.sh
 
     wrapProgram $out/opt/REAPER/reaper \
-      --prefix LD_LIBRARY_PATH : "${stdenv.lib.makeLibraryPath [ libpulseaudio libjack2 ]}"
+      --prefix LD_LIBRARY_PATH : "${lib.makeLibraryPath [ libpulseaudio libjack2 ]}"
 
     mkdir $out/bin
     ln -s $out/opt/REAPER/reaper $out/bin/
diff --git a/pkgs/applications/audio/redoflacs/default.nix b/pkgs/applications/audio/redoflacs/default.nix
index 879acdf3a17b2..999dc90a6e4e6 100644
--- a/pkgs/applications/audio/redoflacs/default.nix
+++ b/pkgs/applications/audio/redoflacs/default.nix
@@ -34,7 +34,7 @@ stdenv.mkDerivation rec {
 
   postFixup = ''
     wrapProgram $out/bin/redoflacs \
-      --prefix PATH : ${stdenv.lib.makeBinPath ([ flac sox ])}
+      --prefix PATH : ${lib.makeBinPath ([ flac sox ])}
   '';
 
   meta = with lib; {
diff --git a/pkgs/applications/audio/renoise/default.nix b/pkgs/applications/audio/renoise/default.nix
index 0ae65cb8c3737..2159fa630d926 100644
--- a/pkgs/applications/audio/renoise/default.nix
+++ b/pkgs/applications/audio/renoise/default.nix
@@ -1,7 +1,7 @@
-{ stdenv, fetchurl, libX11, libXext, libXcursor, libXrandr, libjack2, alsaLib
+{ lib, stdenv, fetchurl, libX11, libXext, libXcursor, libXrandr, libjack2, alsaLib
 , mpg123, releasePath ? null }:
 
-with stdenv.lib;
+with lib;
 
 # To use the full release version:
 # 1) Sign into https://backstage.renoise.com and download the release version to some stable location.
@@ -19,15 +19,15 @@ stdenv.mkDerivation rec {
   src =
     if stdenv.hostPlatform.system == "x86_64-linux" then
         if releasePath == null then
-		    fetchurl {
-		      urls = [
-		          "https://files.renoise.com/demo/Renoise_${urlVersion version}_Demo_Linux.tar.gz"
-		          "https://web.archive.org/web/https://files.renoise.com/demo/Renoise_${urlVersion version}_Demo_Linux.tar.gz"
-		      ];
-		      sha256 = "1v249kmyidx55kppk3sry7yg6hl1a91ixhnwz36h4y134fs7bkrl";
-		    }
+        fetchurl {
+          urls = [
+              "https://files.renoise.com/demo/Renoise_${urlVersion version}_Demo_Linux.tar.gz"
+              "https://web.archive.org/web/https://files.renoise.com/demo/Renoise_${urlVersion version}_Demo_Linux.tar.gz"
+          ];
+          sha256 = "1v249kmyidx55kppk3sry7yg6hl1a91ixhnwz36h4y134fs7bkrl";
+        }
         else
-        	releasePath
+          releasePath
     else throw "Platform is not supported by Renoise";
 
   buildInputs = [ alsaLib libjack2 libX11 libXcursor libXext libXrandr ];
diff --git a/pkgs/applications/audio/rhythmbox/default.nix b/pkgs/applications/audio/rhythmbox/default.nix
index c07d73530b5a9..ae45ca62eb958 100644
--- a/pkgs/applications/audio/rhythmbox/default.nix
+++ b/pkgs/applications/audio/rhythmbox/default.nix
@@ -22,7 +22,7 @@ in stdenv.mkDerivation rec {
   name = "${pname}-${version}";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${name}.tar.xz";
+    url = "mirror://gnome/sources/${pname}/${lib.versions.majorMinor version}/${name}.tar.xz";
     sha256 = "142xcvw4l19jyr5i72nbnrihs953pvrrzcbijjn9dxmxszbv03pf";
   };
 
diff --git a/pkgs/applications/audio/schismtracker/default.nix b/pkgs/applications/audio/schismtracker/default.nix
index 02c8f28da6579..3b5708529e063 100644
--- a/pkgs/applications/audio/schismtracker/default.nix
+++ b/pkgs/applications/audio/schismtracker/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ autoreconfHook python ];
 
-  buildInputs = [ SDL ] ++ stdenv.lib.optional stdenv.isLinux alsaLib;
+  buildInputs = [ SDL ] ++ lib.optional stdenv.isLinux alsaLib;
 
   meta = with lib; {
     description = "Music tracker application, free reimplementation of Impulse Tracker";
diff --git a/pkgs/applications/audio/shntool/default.nix b/pkgs/applications/audio/shntool/default.nix
index de18f3c2ce8d3..8b4f736ab1c3d 100644
--- a/pkgs/applications/audio/shntool/default.nix
+++ b/pkgs/applications/audio/shntool/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, flac }:
+{ lib, stdenv, fetchurl, flac }:
 
 stdenv.mkDerivation {
   version = "3.0.10";
@@ -14,8 +14,8 @@ stdenv.mkDerivation {
   meta = {
     description = "Multi-purpose WAVE data processing and reporting utility";
     homepage = "http://www.etree.org/shnutils/shntool/";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.all;
-    maintainers = with stdenv.lib.maintainers; [ jcumming ];
+    license = lib.licenses.gpl2Plus;
+    platforms = lib.platforms.all;
+    maintainers = with lib.maintainers; [ jcumming ];
   };
 }
diff --git a/pkgs/applications/audio/snd/default.nix b/pkgs/applications/audio/snd/default.nix
index 76ea4efeace84..bbabaffa7f381 100644
--- a/pkgs/applications/audio/snd/default.nix
+++ b/pkgs/applications/audio/snd/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig
+{ lib, stdenv, fetchurl, pkgconfig
 , gtk2, alsaLib
 , fftw, gsl
 }:
@@ -21,9 +21,9 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Sound editor";
     homepage = "http://ccrma.stanford.edu/software/snd";
-    platforms = stdenv.lib.platforms.linux;
-    license = stdenv.lib.licenses.free;
-    maintainers = with stdenv.lib.maintainers; [ ];
+    platforms = lib.platforms.linux;
+    license = lib.licenses.free;
+    maintainers = with lib.maintainers; [ ];
   };
 
 
diff --git a/pkgs/applications/audio/sonata/default.nix b/pkgs/applications/audio/sonata/default.nix
index afb0276896021..bc098cedaf405 100644
--- a/pkgs/applications/audio/sonata/default.nix
+++ b/pkgs/applications/audio/sonata/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, wrapGAppsHook, gettext
+{ lib, stdenv, fetchFromGitHub, wrapGAppsHook, gettext
 , python3Packages, gnome3, gtk3, glib, gdk-pixbuf, gsettings-desktop-schemas, gobject-introspection }:
 
 let
@@ -74,8 +74,8 @@ in buildPythonApplication rec {
        - Available in 24 languages
     '';
     homepage = "https://www.nongnu.org/sonata/";
-    license = stdenv.lib.licenses.gpl3;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.rvl ];
+    license = lib.licenses.gpl3;
+    platforms = lib.platforms.linux;
+    maintainers = [ lib.maintainers.rvl ];
   };
 }
diff --git a/pkgs/applications/audio/sound-juicer/default.nix b/pkgs/applications/audio/sound-juicer/default.nix
index e8ab895579caa..08cbef146f1a2 100644
--- a/pkgs/applications/audio/sound-juicer/default.nix
+++ b/pkgs/applications/audio/sound-juicer/default.nix
@@ -9,7 +9,7 @@ in stdenv.mkDerivation rec {
   name = "${pname}-${version}";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${name}.tar.xz";
+    url = "mirror://gnome/sources/${pname}/${lib.versions.majorMinor version}/${name}.tar.xz";
     sha256 = "19qg4xv0f9rkq34lragkmhii1llxsa87llbl28i759b0ks4f6sny";
   };
 
diff --git a/pkgs/applications/audio/soundscape-renderer/default.nix b/pkgs/applications/audio/soundscape-renderer/default.nix
index 741211bd90d7b..f849e2fe7be05 100644
--- a/pkgs/applications/audio/soundscape-renderer/default.nix
+++ b/pkgs/applications/audio/soundscape-renderer/default.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , fetchgit
 , autoreconfHook
 , help2man
@@ -47,8 +47,8 @@ stdenv.mkDerivation {
   meta = {
     homepage = "http://spatialaudio.net/ssr/";
     description = "The SoundScape Renderer (SSR) is a tool for real-time spatial audio reproduction";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = [ stdenv.lib.maintainers.fridh ];
+    license = lib.licenses.gpl3;
+    maintainers = [ lib.maintainers.fridh ];
   };
 
 }
diff --git a/pkgs/applications/audio/soundtracker/default.nix b/pkgs/applications/audio/soundtracker/default.nix
index aa78bbf3de8e3..71fc763a5c5dc 100644
--- a/pkgs/applications/audio/soundtracker/default.nix
+++ b/pkgs/applications/audio/soundtracker/default.nix
@@ -33,7 +33,7 @@ stdenv.mkDerivation rec {
     jack2
     audiofile
     goocanvas
-  ] ++ stdenv.lib.optional stdenv.isLinux alsaLib;
+  ] ++ lib.optional stdenv.isLinux alsaLib;
 
   hardeningDisable = [ "format" ];
 
diff --git a/pkgs/applications/audio/spectrojack/default.nix b/pkgs/applications/audio/spectrojack/default.nix
index 35534750d0c6c..c5e3211a646be 100644
--- a/pkgs/applications/audio/spectrojack/default.nix
+++ b/pkgs/applications/audio/spectrojack/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, libjack2, fftwFloat, gtk2 }:
+{ lib, stdenv, fetchurl, pkgconfig, libjack2, fftwFloat, gtk2 }:
 
 stdenv.mkDerivation rec {
   pname = "spectrojack";
@@ -24,8 +24,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "A little spectrogram/audiogram/sonogram/whatever for JACK";
     homepage = "http://sed.free.fr/spectrojack";
-    license = stdenv.lib.licenses.publicDomain;
-    maintainers = with stdenv.lib.maintainers; [ sleexyz ];
-    platforms = with stdenv.lib.platforms; linux;
+    license = lib.licenses.publicDomain;
+    maintainers = with lib.maintainers; [ sleexyz ];
+    platforms = with lib.platforms; linux;
   };
 }
diff --git a/pkgs/applications/audio/split2flac/default.nix b/pkgs/applications/audio/split2flac/default.nix
index 689e9e1cb24b4..92f0753fd7835 100644
--- a/pkgs/applications/audio/split2flac/default.nix
+++ b/pkgs/applications/audio/split2flac/default.nix
@@ -9,7 +9,7 @@ let
   wrapSplit2flac =  format: ''
     makeWrapper $out/bin/.split2flac-wrapped $out/bin/split2${format} \
       --set SPLIT2FLAC_FORMAT ${format} \
-      --prefix PATH : ${stdenv.lib.makeBinPath [
+      --prefix PATH : ${lib.makeBinPath [
         shntool cuetools
         flac faac mp4v2 wavpack mac
         imagemagick libiconv enca lame pythonPackages.mutagen vorbis-tools
diff --git a/pkgs/applications/audio/spotify-tui/default.nix b/pkgs/applications/audio/spotify-tui/default.nix
index 55a725e59b0a8..6f43dc3f03e1c 100644
--- a/pkgs/applications/audio/spotify-tui/default.nix
+++ b/pkgs/applications/audio/spotify-tui/default.nix
@@ -13,10 +13,10 @@ rustPlatform.buildRustPackage rec {
 
   cargoSha256 = "100c7x603qyhav3p24clwfal4ngh0258x9lqsi84kcj4wq2f3i8f";
 
-  nativeBuildInputs = [ installShellFiles ] ++ stdenv.lib.optionals stdenv.isLinux [ pkgconfig python3 ];
+  nativeBuildInputs = [ installShellFiles ] ++ lib.optionals stdenv.isLinux [ pkgconfig python3 ];
   buildInputs = [ ]
-    ++ stdenv.lib.optionals stdenv.isLinux [ openssl libxcb ]
-    ++ stdenv.lib.optionals stdenv.isDarwin [ AppKit Security ];
+    ++ lib.optionals stdenv.isLinux [ openssl libxcb ]
+    ++ lib.optionals stdenv.isDarwin [ AppKit Security ];
 
   postInstall = ''
     for shell in bash fish zsh; do
diff --git a/pkgs/applications/audio/spotify/default.nix b/pkgs/applications/audio/spotify/default.nix
index bfc8757445c9b..43ecb67d64a3b 100644
--- a/pkgs/applications/audio/spotify/default.nix
+++ b/pkgs/applications/audio/spotify/default.nix
@@ -135,7 +135,7 @@ stdenv.mkDerivation {
         --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
         --set-rpath $rpath $out/share/spotify/spotify
 
-      librarypath="${stdenv.lib.makeLibraryPath deps}:$libdir"
+      librarypath="${lib.makeLibraryPath deps}:$libdir"
       wrapProgram $out/share/spotify/spotify \
         --prefix LD_LIBRARY_PATH : "$librarypath" \
         --prefix PATH : "${gnome3.zenity}/bin"
diff --git a/pkgs/applications/audio/spotifyd/default.nix b/pkgs/applications/audio/spotifyd/default.nix
index 737b8656c6a28..4d52648a847cb 100644
--- a/pkgs/applications/audio/spotifyd/default.nix
+++ b/pkgs/applications/audio/spotifyd/default.nix
@@ -26,16 +26,16 @@ rustPackages_1_45.rustPlatform.buildRustPackage rec {
   cargoBuildFlags = [
     "--no-default-features"
     "--features"
-    "${stdenv.lib.optionalString withALSA "alsa_backend,"}${stdenv.lib.optionalString withPulseAudio "pulseaudio_backend,"}${stdenv.lib.optionalString withPortAudio "portaudio_backend,"}${stdenv.lib.optionalString withMpris "dbus_mpris,"}${stdenv.lib.optionalString withKeyring "dbus_keyring,"}"
+    "${lib.optionalString withALSA "alsa_backend,"}${lib.optionalString withPulseAudio "pulseaudio_backend,"}${lib.optionalString withPortAudio "portaudio_backend,"}${lib.optionalString withMpris "dbus_mpris,"}${lib.optionalString withKeyring "dbus_keyring,"}"
   ];
 
   nativeBuildInputs = [ pkgconfig ];
 
   buildInputs = [ openssl ]
-    ++ stdenv.lib.optional withALSA alsaLib
-    ++ stdenv.lib.optional withPulseAudio libpulseaudio
-    ++ stdenv.lib.optional withPortAudio portaudio
-    ++ stdenv.lib.optional (withMpris || withKeyring) dbus;
+    ++ lib.optional withALSA alsaLib
+    ++ lib.optional withPulseAudio libpulseaudio
+    ++ lib.optional withPortAudio portaudio
+    ++ lib.optional (withMpris || withKeyring) dbus;
 
   doCheck = false;
 
diff --git a/pkgs/applications/audio/squeezelite/default.nix b/pkgs/applications/audio/squeezelite/default.nix
index d5c84888eeb02..6bb3bef8a50c8 100644
--- a/pkgs/applications/audio/squeezelite/default.nix
+++ b/pkgs/applications/audio/squeezelite/default.nix
@@ -9,8 +9,8 @@
 }:
 
 let
-  concatStringsSep = stdenv.lib.concatStringsSep;
-  optional = stdenv.lib.optional;
+  concatStringsSep = lib.concatStringsSep;
+  optional = lib.optional;
   opts = [ "-DLINKALL" ]
     ++ optional dsdSupport "-DDSD"
     ++ optional (!faad2Support) "-DNO_FAAD"
diff --git a/pkgs/applications/audio/sunvox/default.nix b/pkgs/applications/audio/sunvox/default.nix
index 12397f2fdbffa..abc31d9f1801a 100644
--- a/pkgs/applications/audio/sunvox/default.nix
+++ b/pkgs/applications/audio/sunvox/default.nix
@@ -1,7 +1,7 @@
 { lib, stdenv, fetchurl, unzip, alsaLib, libX11, libXi, SDL2 }:
 
 let
-  libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.cc alsaLib libX11 libXi SDL2 ];
+  libPath = lib.makeLibraryPath [ stdenv.cc.cc alsaLib libX11 libXi SDL2 ];
   arch =
     if stdenv.isAarch64
     then "arm64"
diff --git a/pkgs/applications/audio/tap-plugins/default.nix b/pkgs/applications/audio/tap-plugins/default.nix
index 2b04b450deca6..c0b2c64822f4b 100644
--- a/pkgs/applications/audio/tap-plugins/default.nix
+++ b/pkgs/applications/audio/tap-plugins/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, ladspa-sdk, pkgs, ... }:
+{ lib, stdenv, fetchurl, ladspa-sdk, pkgs, ... }:
 
 stdenv.mkDerivation rec {
   pname = "tap-plugins";
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
     substituteInPlace Makefile --replace /usr/local "$out"
   '';
 
-  meta = with stdenv.lib; {
+  meta = with lib; {
     description = "Tom's Audio Processing plugins";
     longDescription = ''
       A number of LADSPA plugins including: TAP AutoPanner, TAP Chorus/Flanger, TAP DeEsser,
diff --git a/pkgs/applications/audio/timemachine/default.nix b/pkgs/applications/audio/timemachine/default.nix
index 8be43346bc04d..399c39acf08d8 100644
--- a/pkgs/applications/audio/timemachine/default.nix
+++ b/pkgs/applications/audio/timemachine/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, autoconf, automake, pkgconfig, gtk2
+{ lib, stdenv, fetchFromGitHub, autoconf, automake, pkgconfig, gtk2
 , libjack2, libsndfile
 }:
 
@@ -24,9 +24,9 @@ stdenv.mkDerivation rec {
   meta = {
     description = "JACK audio recorder";
     homepage = "http://plugin.org.uk/timemachine/";
-    license = stdenv.lib.licenses.lgpl2;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.nico202 ];
+    license = lib.licenses.lgpl2;
+    platforms = lib.platforms.linux;
+    maintainers = [ lib.maintainers.nico202 ];
   };
 }
 
diff --git a/pkgs/applications/audio/uade123/default.nix b/pkgs/applications/audio/uade123/default.nix
index 09e066dadac70..44c8b0ecfb5a3 100644
--- a/pkgs/applications/audio/uade123/default.nix
+++ b/pkgs/applications/audio/uade123/default.nix
@@ -19,7 +19,7 @@ in stdenv.mkDerivation {
     description = "Plays old Amiga tunes through UAE emulation and cloned m68k-assembler Eagleplayer API";
     homepage = "http://zakalwe.fi/uade/";
     license = licenses.gpl2;
-    maintainers = [ stdenv.lib.maintainers.gnidorah ];
-    platforms = stdenv.lib.platforms.unix;
+    maintainers = [ lib.maintainers.gnidorah ];
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/audio/vcv-rack/default.nix b/pkgs/applications/audio/vcv-rack/default.nix
index 27844841482c4..8e836417f475e 100644
--- a/pkgs/applications/audio/vcv-rack/default.nix
+++ b/pkgs/applications/audio/vcv-rack/default.nix
@@ -36,7 +36,7 @@ let
     sha256 = "17kd0lh2x3x12bxkyhq6z8sg6vxln8m9qirf0basvcsmylr6rb64";
   };
 in
-with stdenv.lib; stdenv.mkDerivation rec {
+with lib; stdenv.mkDerivation rec {
   pname = "VCV-Rack";
   version = "1.1.6";
 
diff --git a/pkgs/applications/audio/wavegain/default.nix b/pkgs/applications/audio/wavegain/default.nix
index d9b13f532735e..f4ef7f6d8a578 100644
--- a/pkgs/applications/audio/wavegain/default.nix
+++ b/pkgs/applications/audio/wavegain/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub }:
+{ lib, stdenv, fetchFromGitHub }:
 
 stdenv.mkDerivation {
   name = "wavegain-1.3.1";
@@ -17,8 +17,8 @@ stdenv.mkDerivation {
   meta = {
     description = "ReplayGain for wave files";
     homepage = "https://github.com/MestreLion/wavegain";
-    license = stdenv.lib.licenses.lgpl21;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.robbinch ];
+    license = lib.licenses.lgpl21;
+    platforms = lib.platforms.linux;
+    maintainers = [ lib.maintainers.robbinch ];
   };
 }
diff --git a/pkgs/applications/audio/whipper/default.nix b/pkgs/applications/audio/whipper/default.nix
index 227091dd58198..8a46a06efceef 100644
--- a/pkgs/applications/audio/whipper/default.nix
+++ b/pkgs/applications/audio/whipper/default.nix
@@ -3,7 +3,7 @@
 
 python3.pkgs.buildPythonApplication rec {
   pname = "whipper";
-  version = "0.9.1.dev7+g${stdenv.lib.substring 0 7 src.rev}";
+  version = "0.9.1.dev7+g${lib.substring 0 7 src.rev}";
 
   src = fetchFromGitHub {
     owner = "whipper-team";
@@ -37,7 +37,7 @@ python3.pkgs.buildPythonApplication rec {
   ];
 
   makeWrapperArgs = [
-    "--prefix" "PATH" ":" (stdenv.lib.makeBinPath [ accuraterip-checksum cdrdao util-linux flac sox ])
+    "--prefix" "PATH" ":" (lib.makeBinPath [ accuraterip-checksum cdrdao util-linux flac sox ])
   ];
 
   preBuild = ''
diff --git a/pkgs/applications/audio/x42-plugins/default.nix b/pkgs/applications/audio/x42-plugins/default.nix
index d3726eab7ffc7..485e0de1ee7cb 100644
--- a/pkgs/applications/audio/x42-plugins/default.nix
+++ b/pkgs/applications/audio/x42-plugins/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig
+{ lib, stdenv, fetchurl, pkgconfig
 , libltc, libsndfile, libsamplerate, ftgl, freefont_ttf, libjack2
 , libGLU, lv2, gtk2, cairo, pango, fftwFloat, zita-convolver }:
 
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
     sed -i 's|/usr/include/zita-convolver.h|${zita-convolver}/include/zita-convolver.h|g' ./convoLV2/Makefile
   '';
 
-  meta = with stdenv.lib;
+  meta = with lib;
     { description = "Collection of LV2 plugins by Robin Gareus";
       homepage = "https://github.com/x42/x42-plugins";
       maintainers = with maintainers; [ magnetophon ];
diff --git a/pkgs/applications/audio/yasr/default.nix b/pkgs/applications/audio/yasr/default.nix
index fed2ee0d8f753..21313b9c05930 100644
--- a/pkgs/applications/audio/yasr/default.nix
+++ b/pkgs/applications/audio/yasr/default.nix
@@ -1,4 +1,4 @@
-{stdenv,fetchurl}:
+{lib, stdenv,fetchurl}:
 
 stdenv.mkDerivation rec {
   pname = "yasr";
@@ -21,8 +21,8 @@ stdenv.mkDerivation rec {
     homepage = "http://yasr.sourceforge.net";
     description = "A general-purpose console screen reader";
     longDescription = "Yasr is a general-purpose console screen reader for GNU/Linux and other Unix-like operating systems.";
-    platforms = stdenv.lib.platforms.linux;
-    license = stdenv.lib.licenses.gpl2;
-    maintainers = with stdenv.lib.maintainers; [ jhhuh ];
+    platforms = lib.platforms.linux;
+    license = lib.licenses.gpl2;
+    maintainers = with lib.maintainers; [ jhhuh ];
   };
 }
diff --git a/pkgs/applications/audio/ympd/default.nix b/pkgs/applications/audio/ympd/default.nix
index 72c17aed52edf..c12c060864dba 100644
--- a/pkgs/applications/audio/ympd/default.nix
+++ b/pkgs/applications/audio/ympd/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, cmake, pkg-config, mpd_clientlib, openssl }:
+{ lib, stdenv, fetchFromGitHub, cmake, pkg-config, mpd_clientlib, openssl }:
 
 stdenv.mkDerivation rec {
   pname = "ympd";
@@ -17,8 +17,8 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://www.ympd.org";
     description = "Standalone MPD Web GUI written in C, utilizing Websockets and Bootstrap/JS";
-    maintainers = [ stdenv.lib.maintainers.siddharthist ];
-    platforms = stdenv.lib.platforms.unix;
-    license = stdenv.lib.licenses.gpl2;
+    maintainers = [ lib.maintainers.siddharthist ];
+    platforms = lib.platforms.unix;
+    license = lib.licenses.gpl2;
   };
 }
diff --git a/pkgs/applications/backup/areca/default.nix b/pkgs/applications/backup/areca/default.nix
index 2cf0113cb5aba..b50ebdd4a87be 100644
--- a/pkgs/applications/backup/areca/default.nix
+++ b/pkgs/applications/backup/areca/default.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation {
     substituteInPlace jni/com_myJava_file_metadata_posix_jni_wrapper_FileAccessWrapper.c --replace attr/xattr.h sys/xattr.h
 
     sed -i "s#^PROGRAM_DIR.*#PROGRAM_DIR=$out#g" bin/areca_run.sh
-    sed -i "s#^LIBRARY_PATH.*#LIBRARY_PATH=$out/lib:${stdenv.lib.makeLibraryPath [ swt acl ]}#g" bin/areca_run.sh
+    sed -i "s#^LIBRARY_PATH.*#LIBRARY_PATH=$out/lib:${lib.makeLibraryPath [ swt acl ]}#g" bin/areca_run.sh
 
     # https://sourceforge.net/p/areca/bugs/563/
     substituteInPlace bin/areca_run.sh --replace '[ "$JAVA_IMPL" = "java" ]' \
diff --git a/pkgs/applications/blockchains/bitcoin-abc.nix b/pkgs/applications/blockchains/bitcoin-abc.nix
index d2b69a32ab5a8..a0a7f728315cd 100644
--- a/pkgs/applications/blockchains/bitcoin-abc.nix
+++ b/pkgs/applications/blockchains/bitcoin-abc.nix
@@ -1,8 +1,8 @@
-{ stdenv, mkDerivation, fetchFromGitHub, pkgconfig, cmake, openssl, db53, boost
+{ lib, stdenv, mkDerivation, fetchFromGitHub, pkgconfig, cmake, openssl, db53, boost
 , zlib, miniupnpc, qtbase ? null , qttools ? null, util-linux, protobuf, qrencode, libevent
 , withGui, python3, jemalloc, zeromq4 }:
 
-with stdenv.lib;
+with lib;
 
 mkDerivation rec {
 
diff --git a/pkgs/applications/blockchains/bitcoin-classic.nix b/pkgs/applications/blockchains/bitcoin-classic.nix
index 417262f6f4d0c..a9bf3f4715b3e 100644
--- a/pkgs/applications/blockchains/bitcoin-classic.nix
+++ b/pkgs/applications/blockchains/bitcoin-classic.nix
@@ -1,8 +1,8 @@
-{ stdenv, fetchFromGitHub, pkgconfig, autoreconfHook, openssl, db48, boost
+{ lib, stdenv, fetchFromGitHub, pkgconfig, autoreconfHook, openssl, db48, boost
 , zlib, miniupnpc, qtbase ? null, qttools ? null, util-linux, protobuf, qrencode, libevent
 , withGui }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
 
diff --git a/pkgs/applications/blockchains/bitcoin-gold.nix b/pkgs/applications/blockchains/bitcoin-gold.nix
index c108304ee3783..c4b7f90cd93b5 100644
--- a/pkgs/applications/blockchains/bitcoin-gold.nix
+++ b/pkgs/applications/blockchains/bitcoin-gold.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , fetchFromGitHub
 , openssl
 , boost
@@ -16,7 +16,7 @@
 , wrapQtAppsHook ? null
 }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
 
diff --git a/pkgs/applications/blockchains/bitcoin-unlimited.nix b/pkgs/applications/blockchains/bitcoin-unlimited.nix
index 8a2b9e370f513..ac1c184180673 100644
--- a/pkgs/applications/blockchains/bitcoin-unlimited.nix
+++ b/pkgs/applications/blockchains/bitcoin-unlimited.nix
@@ -1,9 +1,9 @@
-{ stdenv, fetchFromGitHub, pkgconfig, autoreconfHook, openssl, db48, boost
+{ lib, stdenv, fetchFromGitHub, pkgconfig, autoreconfHook, openssl, db48, boost
 , zlib, miniupnpc, util-linux, protobuf, qrencode, libevent, python3
 , withGui, wrapQtAppsHook ? null, qtbase ? null, qttools ? null
 , Foundation, ApplicationServices, AppKit }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   name = "bitcoin" + (toString (optional (!withGui) "d")) + "-unlimited-" + version;
diff --git a/pkgs/applications/blockchains/bitcoin.nix b/pkgs/applications/blockchains/bitcoin.nix
index 80e935f2b1a8c..55eef089e0ed8 100644
--- a/pkgs/applications/blockchains/bitcoin.nix
+++ b/pkgs/applications/blockchains/bitcoin.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , fetchurl
 , pkgconfig
 , autoreconfHook
@@ -18,7 +18,7 @@
 , withGui
 }:
 
-with stdenv.lib;
+with lib;
 let
   version = "0.20.1";
   majorMinorVersion = versions.majorMinor version;
diff --git a/pkgs/applications/blockchains/btcdeb/default.nix b/pkgs/applications/blockchains/btcdeb/default.nix
index 39d2197626a1f..cd162a8f4b304 100644
--- a/pkgs/applications/blockchains/btcdeb/default.nix
+++ b/pkgs/applications/blockchains/btcdeb/default.nix
@@ -1,11 +1,11 @@
-{ stdenv
+{ lib, stdenv
 , fetchFromGitHub
 , autoreconfHook
 , pkgconfig
 , openssl
 }:
 
-with stdenv.lib;
+with lib;
 stdenv.mkDerivation rec {
   pname = "btcdeb-unstable";
   version = "200806";
diff --git a/pkgs/applications/blockchains/clightning.nix b/pkgs/applications/blockchains/clightning.nix
index b17876325d5ef..2f3fca79c8de8 100644
--- a/pkgs/applications/blockchains/clightning.nix
+++ b/pkgs/applications/blockchains/clightning.nix
@@ -1,7 +1,7 @@
-{ stdenv, python3, pkgconfig, which, libtool, autoconf, automake,
+{ lib, stdenv, python3, pkgconfig, which, libtool, autoconf, automake,
   autogen, sqlite, gmp, zlib, fetchurl, unzip, fetchpatch, gettext }:
 
-with stdenv.lib;
+with lib;
 stdenv.mkDerivation rec {
   pname = "clightning";
   version = "0.9.2";
diff --git a/pkgs/applications/blockchains/dashpay.nix b/pkgs/applications/blockchains/dashpay.nix
index b55dd3b5b78d7..6b122d502c38b 100644
--- a/pkgs/applications/blockchains/dashpay.nix
+++ b/pkgs/applications/blockchains/dashpay.nix
@@ -1,4 +1,4 @@
-{ fetchFromGitHub, stdenv, pkgconfig, autoreconfHook
+{ fetchFromGitHub, lib, stdenv, pkgconfig, autoreconfHook
 , openssl, db48, boost, zlib, miniupnpc
 , qrencode, glib, protobuf, yasm, libevent
 , util-linux
@@ -6,7 +6,7 @@
 , disable_Wallet ? false
 , disable_Daemon ? false }:
 
-with stdenv.lib;
+with lib;
 stdenv.mkDerivation rec {
   pname = "dashpay";
   version = "0.12.2.3";
diff --git a/pkgs/applications/blockchains/digibyte.nix b/pkgs/applications/blockchains/digibyte.nix
index 0d0fc081a118d..97bf97bb34058 100644
--- a/pkgs/applications/blockchains/digibyte.nix
+++ b/pkgs/applications/blockchains/digibyte.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , fetchFromGitHub
 , openssl
 , boost
@@ -15,7 +15,7 @@
 , wrapQtAppsHook ? null
 }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   pname = "digibyte";
diff --git a/pkgs/applications/blockchains/dogecoin.nix b/pkgs/applications/blockchains/dogecoin.nix
index 527b307042c3a..2a01288e4de06 100644
--- a/pkgs/applications/blockchains/dogecoin.nix
+++ b/pkgs/applications/blockchains/dogecoin.nix
@@ -1,10 +1,10 @@
-{ stdenv , fetchFromGitHub
+{ lib, stdenv , fetchFromGitHub
 , pkgconfig, autoreconfHook
 , db5, openssl, boost, zlib, miniupnpc, libevent
 , protobuf, util-linux, qt4, qrencode
 , withGui }:
 
-with stdenv.lib;
+with lib;
 stdenv.mkDerivation rec {
   name = "dogecoin" + (toString (optional (!withGui) "d")) + "-" + version;
   version = "1.14.2";
diff --git a/pkgs/applications/blockchains/go-ethereum.nix b/pkgs/applications/blockchains/go-ethereum.nix
index 3fc3a9109c5ae..776253ac9cddc 100644
--- a/pkgs/applications/blockchains/go-ethereum.nix
+++ b/pkgs/applications/blockchains/go-ethereum.nix
@@ -35,7 +35,7 @@ buildGoModule rec {
 
   # Fix for usb-related segmentation faults on darwin
   propagatedBuildInputs =
-    stdenv.lib.optionals stdenv.isDarwin [ libobjc IOKit ];
+    lib.optionals stdenv.isDarwin [ libobjc IOKit ];
 
   meta = with lib; {
     homepage = "https://geth.ethereum.org/";
diff --git a/pkgs/applications/blockchains/litecoin.nix b/pkgs/applications/blockchains/litecoin.nix
index 85adbec718f3b..342f14c7df6bc 100644
--- a/pkgs/applications/blockchains/litecoin.nix
+++ b/pkgs/applications/blockchains/litecoin.nix
@@ -1,4 +1,4 @@
-{ stdenv, mkDerivation, fetchFromGitHub
+{ lib, stdenv, mkDerivation, fetchFromGitHub
 , pkgconfig, autoreconfHook
 , openssl, db48, boost, zlib, miniupnpc
 , glib, protobuf, util-linux, qrencode
@@ -8,7 +8,7 @@
 , zeromq
 }:
 
-with stdenv.lib;
+with lib;
 
 mkDerivation rec {
 
diff --git a/pkgs/applications/blockchains/monero-gui/default.nix b/pkgs/applications/blockchains/monero-gui/default.nix
index a34e834d4a71b..5165c61b070be 100644
--- a/pkgs/applications/blockchains/monero-gui/default.nix
+++ b/pkgs/applications/blockchains/monero-gui/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, wrapQtAppsHook, makeDesktopItem
+{ lib, stdenv, wrapQtAppsHook, makeDesktopItem
 , fetchFromGitHub
 , cmake, qttools, pkgconfig
 , qtbase, qtdeclarative, qtgraphicaleffects
@@ -15,7 +15,7 @@
 ,   python3  ? null
 }:
 
-with stdenv.lib;
+with lib;
 
 assert trezorSupport -> all (x: x!=null) [ libusb1 protobuf python3 ];
 
diff --git a/pkgs/applications/blockchains/monero/default.nix b/pkgs/applications/blockchains/monero/default.nix
index c9134e3ec47e4..48d1952192d39 100644
--- a/pkgs/applications/blockchains/monero/default.nix
+++ b/pkgs/applications/blockchains/monero/default.nix
@@ -10,7 +10,7 @@
 ,   python3  ? null
 }:
 
-with stdenv.lib;
+with lib;
 
 assert stdenv.isDarwin -> IOKit != null;
 assert trezorSupport -> all (x: x!=null) [ libusb1 protobuf python3 ];
diff --git a/pkgs/applications/blockchains/namecoin.nix b/pkgs/applications/blockchains/namecoin.nix
index cbce17731043a..77f72f4824b86 100644
--- a/pkgs/applications/blockchains/namecoin.nix
+++ b/pkgs/applications/blockchains/namecoin.nix
@@ -1,7 +1,7 @@
-{ stdenv, fetchFromGitHub, openssl, boost, libevent, autoreconfHook, db4, miniupnpc, eject, pkgconfig, qt4, protobuf, qrencode, hexdump
+{ lib, stdenv, fetchFromGitHub, openssl, boost, libevent, autoreconfHook, db4, miniupnpc, eject, pkgconfig, qt4, protobuf, qrencode, hexdump
 , withGui }:
 
-with stdenv.lib;
+with lib;
 stdenv.mkDerivation rec {
   version = "nc0.20.1";
   name = "namecoin" + toString (optional (!withGui) "d") + "-" + version;
diff --git a/pkgs/applications/blockchains/openethereum/default.nix b/pkgs/applications/blockchains/openethereum/default.nix
index 563b2378f845c..5bb5d2951576d 100644
--- a/pkgs/applications/blockchains/openethereum/default.nix
+++ b/pkgs/applications/blockchains/openethereum/default.nix
@@ -32,8 +32,8 @@ rustPlatform.buildRustPackage rec {
   ];
 
   buildInputs = [ openssl ]
-    ++ stdenv.lib.optionals stdenv.isLinux [ systemd ]
-    ++ stdenv.lib.optionals stdenv.isDarwin [ darwin.Security ];
+    ++ lib.optionals stdenv.isLinux [ systemd ]
+    ++ lib.optionals stdenv.isDarwin [ darwin.Security ];
 
   cargoBuildFlags = [ "--features final" ];
 
@@ -45,6 +45,6 @@ rustPlatform.buildRustPackage rec {
     homepage = "http://parity.io/ethereum";
     license = licenses.gpl3;
     maintainers = with maintainers; [ akru xrelkd ];
-    platforms = stdenv.lib.platforms.unix;
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/blockchains/particl/particl-core.nix b/pkgs/applications/blockchains/particl/particl-core.nix
index f30e9a609808a..cadd64b289bcb 100644
--- a/pkgs/applications/blockchains/particl/particl-core.nix
+++ b/pkgs/applications/blockchains/particl/particl-core.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , autoreconfHook
 , boost
 , db48
@@ -13,7 +13,7 @@
 , python3
 }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   pname = "particl-core";
diff --git a/pkgs/applications/blockchains/pivx.nix b/pkgs/applications/blockchains/pivx.nix
index dc80df74a455e..92f548789bf13 100644
--- a/pkgs/applications/blockchains/pivx.nix
+++ b/pkgs/applications/blockchains/pivx.nix
@@ -7,7 +7,7 @@
 , disableDaemon ? false
 , withGui ? false }:
 
-with stdenv.lib;
+with lib;
 stdenv.mkDerivation rec {
   name = "pivx-${version}";
   version = "4.1.1";
diff --git a/pkgs/applications/blockchains/vertcoin.nix b/pkgs/applications/blockchains/vertcoin.nix
index 21104012f4d25..d56126902b6e3 100644
--- a/pkgs/applications/blockchains/vertcoin.nix
+++ b/pkgs/applications/blockchains/vertcoin.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , fetchFromGitHub
 , openssl
 , boost
@@ -15,7 +15,7 @@
 , wrapQtAppsHook ? null
 }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   pname = "vertcoin";
diff --git a/pkgs/applications/blockchains/wasabibackend/default.nix b/pkgs/applications/blockchains/wasabibackend/default.nix
index fd298debcb6f3..43deb6f3c6cd9 100644
--- a/pkgs/applications/blockchains/wasabibackend/default.nix
+++ b/pkgs/applications/blockchains/wasabibackend/default.nix
@@ -83,7 +83,7 @@ stdenv.mkDerivation rec {
     cp -r ${projectName}/bin/${projectConfiguration}/netcoreapp3.1/${projectRuntime}/publish $out/lib
     mkdir -p $out/bin
     makeWrapper $out/lib/WalletWasabi.Backend $out/bin/${pname} \
-      --prefix LD_LIBRARY_PATH : ${stdenv.lib.makeLibraryPath [ openssl zlib ]} \
+      --prefix LD_LIBRARY_PATH : ${lib.makeLibraryPath [ openssl zlib ]} \
       --run "cd $out/lib"
   '';
 
diff --git a/pkgs/applications/blockchains/wasabiwallet/default.nix b/pkgs/applications/blockchains/wasabiwallet/default.nix
index ae9c8fa3e8881..d85e7dcfebfd9 100644
--- a/pkgs/applications/blockchains/wasabiwallet/default.nix
+++ b/pkgs/applications/blockchains/wasabiwallet/default.nix
@@ -11,7 +11,7 @@
 }:
 
 let
-  libPath = stdenv.lib.makeLibraryPath [
+  libPath = lib.makeLibraryPath [
     curl
     dotnet-netcore
     fontconfig.lib
diff --git a/pkgs/applications/blockchains/whirlpool-gui/default.nix b/pkgs/applications/blockchains/whirlpool-gui/default.nix
index 3417f9b518568..c26270beef613 100644
--- a/pkgs/applications/blockchains/whirlpool-gui/default.nix
+++ b/pkgs/applications/blockchains/whirlpool-gui/default.nix
@@ -90,8 +90,8 @@ in stdenv.mkDerivation rec {
     '';
   };
 
-  passthru.prefetchYarnCache = stdenv.lib.overrideDerivation yarnCache (d: {
-    outputHash = stdenv.lib.fakeSha256;
+  passthru.prefetchYarnCache = lib.overrideDerivation yarnCache (d: {
+    outputHash = lib.fakeSha256;
   });
 
   meta = with lib; {
diff --git a/pkgs/applications/blockchains/wownero.nix b/pkgs/applications/blockchains/wownero.nix
index 8d45e1a96b574..bc020de8be497 100644
--- a/pkgs/applications/blockchains/wownero.nix
+++ b/pkgs/applications/blockchains/wownero.nix
@@ -1,8 +1,8 @@
-{ stdenv, fetchgit, cmake, boost, miniupnpc_2, openssl, unbound
+{ lib, stdenv, fetchgit, cmake, boost, miniupnpc_2, openssl, unbound
 , readline, libsodium, rapidjson, fetchurl
 }:
 
-with stdenv.lib;
+with lib;
 
 let
   randomwowVersion = "1.1.7";
diff --git a/pkgs/applications/editors/aewan/default.nix b/pkgs/applications/editors/aewan/default.nix
index 56a144bdfb8d2..b9d350cbd438d 100644
--- a/pkgs/applications/editors/aewan/default.nix
+++ b/pkgs/applications/editors/aewan/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, zlib, ncurses }:
+{ lib, stdenv, fetchurl, zlib, ncurses }:
 
 stdenv.mkDerivation rec {
   pname = "aewan";
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Ascii-art Editor Without A Name";
     homepage = "http://aewan.sourceforge.net/";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.gpl2Plus;
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/editors/amp/default.nix b/pkgs/applications/editors/amp/default.nix
index 54b3c646e2563..88f22bf9e7def 100644
--- a/pkgs/applications/editors/amp/default.nix
+++ b/pkgs/applications/editors/amp/default.nix
@@ -15,7 +15,7 @@ rustPlatform.buildRustPackage rec {
   cargoSha256 = "09v991rl2w4c4jh7ga7q1lk6wyl2vr71j5cpniij8mcvszrz78qf";
 
   nativeBuildInputs = [ cmake pkgconfig python3 ];
-  buildInputs = [ openssl xorg.libxcb libgit2 ] ++ stdenv.lib.optionals stdenv.isDarwin
+  buildInputs = [ openssl xorg.libxcb libgit2 ] ++ lib.optionals stdenv.isDarwin
     (with darwin.apple_sdk.frameworks; [ curl Security AppKit ]);
 
   # Tests need to write to the theme directory in HOME.
diff --git a/pkgs/applications/editors/android-studio/common.nix b/pkgs/applications/editors/android-studio/common.nix
index d8f2d86daee3a..0ce0a37d876fc 100644
--- a/pkgs/applications/editors/android-studio/common.nix
+++ b/pkgs/applications/editors/android-studio/common.nix
@@ -72,7 +72,7 @@ let
       cp -r . $out
       wrapProgram $out/bin/studio.sh \
         --set ANDROID_EMULATOR_USE_SYSTEM_LIBS 1 \
-        --prefix PATH : "${stdenv.lib.makeBinPath [
+        --prefix PATH : "${lib.makeBinPath [
 
           # Checked in studio.sh
           coreutils
@@ -95,7 +95,7 @@ let
           git
           ps
         ]}" \
-        --prefix LD_LIBRARY_PATH : "${stdenv.lib.makeLibraryPath [
+        --prefix LD_LIBRARY_PATH : "${lib.makeLibraryPath [
 
           # Crash at startup without these
           fontconfig
diff --git a/pkgs/applications/editors/atom/default.nix b/pkgs/applications/editors/atom/default.nix
index 9d1d8d4113ccc..7a6d5b5cd9185 100644
--- a/pkgs/applications/editors/atom/default.nix
+++ b/pkgs/applications/editors/atom/default.nix
@@ -15,7 +15,7 @@ let
   };
 
   common = pname: {version, sha256, beta ? null}:
-      let fullVersion = version + stdenv.lib.optionalString (beta != null) "-beta${toString beta}";
+      let fullVersion = version + lib.optionalString (beta != null) "-beta${toString beta}";
       name = "${pname}-${fullVersion}";
   in stdenv.mkDerivation {
     inherit name;
@@ -89,4 +89,4 @@ let
       platforms = platforms.x86_64;
     };
   };
-in stdenv.lib.mapAttrs common versions
+in lib.mapAttrs common versions
diff --git a/pkgs/applications/editors/brackets/default.nix b/pkgs/applications/editors/brackets/default.nix
index 9d5978e605ae3..95bf6f6d7aa33 100644
--- a/pkgs/applications/editors/brackets/default.nix
+++ b/pkgs/applications/editors/brackets/default.nix
@@ -1,6 +1,6 @@
 { stdenv, lib, fetchurl, gtk2, glib, gdk-pixbuf, alsaLib, nss, nspr, gconf
 , cups, libgcrypt_1_5, systemd, dbus, libXdamage, expat }:
-with stdenv.lib;
+with lib;
 
 let
   bracketsLibs = makeLibraryPath [
diff --git a/pkgs/applications/editors/code-browser/default.nix b/pkgs/applications/editors/code-browser/default.nix
index 3eecc471db940..a4ae4a811bfd1 100644
--- a/pkgs/applications/editors/code-browser/default.nix
+++ b/pkgs/applications/editors/code-browser/default.nix
@@ -28,17 +28,17 @@ stdenv.mkDerivation rec {
                         gtk3
                         pkg-config
                       ]
-  ++ stdenv.lib.optionals withQt [ wrapQtAppsHook ];
-  buildInputs = stdenv.lib.optionals withQt [ qtbase ]
-                ++ stdenv.lib.optionals withGtk [ gtk3 ];
+  ++ lib.optionals withQt [ wrapQtAppsHook ];
+  buildInputs = lib.optionals withQt [ qtbase ]
+                ++ lib.optionals withGtk [ gtk3 ];
   makeFlags = [
     "prefix=$(out)"
     "COPPER=${copper}/bin/copper-elf64"
     "with-local-libs"
     "QINC=${qtbase.dev}/include"
   ]
-  ++ stdenv.lib.optionals withQt [ "UI=qt" ]
-  ++ stdenv.lib.optionals withGtk [ "UI=gtk" ];
+  ++ lib.optionals withQt [ "UI=qt" ]
+  ++ lib.optionals withGtk [ "UI=gtk" ];
   meta = with lib; {
     description = "Folding text editor, designed to hierarchically structure any kind of text file and especially source code";
     homepage = "https://tibleiz.net/code-browser/";
diff --git a/pkgs/applications/editors/codeblocks/default.nix b/pkgs/applications/editors/codeblocks/default.nix
index 4e2ac8a50f14f..106ddb515ed2e 100644
--- a/pkgs/applications/editors/codeblocks/default.nix
+++ b/pkgs/applications/editors/codeblocks/default.nix
@@ -1,11 +1,11 @@
-{ stdenv, fetchurl, autoreconfHook, libtool, pkgconfig, file, zip, wxGTK, gtk2
+{ lib, stdenv, fetchurl, autoreconfHook, libtool, pkgconfig, file, zip, wxGTK, gtk2
 , contribPlugins ? false, hunspell, gamin, boost
 }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
-  name = "${pname}-${stdenv.lib.optionalString contribPlugins "full-"}${version}";
+  name = "${pname}-${lib.optionalString contribPlugins "full-"}${version}";
   version = "17.12";
   pname = "codeblocks";
 
diff --git a/pkgs/applications/editors/dhex/default.nix b/pkgs/applications/editors/dhex/default.nix
index c4f43e71fe630..743e55b096938 100644
--- a/pkgs/applications/editors/dhex/default.nix
+++ b/pkgs/applications/editors/dhex/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, ncurses }:
+{ lib, stdenv, fetchurl, ncurses }:
 
 stdenv.mkDerivation rec {
   pname = "dhex";
@@ -26,8 +26,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "A themeable hex editor with diff mode";
     homepage = "http://www.dettus.net/dhex/";
-    license = stdenv.lib.licenses.gpl2;
-    maintainers = with stdenv.lib.maintainers; [qknight];
-    platforms = with stdenv.lib.platforms; linux;
+    license = lib.licenses.gpl2;
+    maintainers = with lib.maintainers; [qknight];
+    platforms = with lib.platforms; linux;
   };
 }
diff --git a/pkgs/applications/editors/eclipse/build-eclipse.nix b/pkgs/applications/editors/eclipse/build-eclipse.nix
index 0282dc95f72e0..1ddb670711091 100644
--- a/pkgs/applications/editors/eclipse/build-eclipse.nix
+++ b/pkgs/applications/editors/eclipse/build-eclipse.nix
@@ -1,4 +1,4 @@
-{ stdenv, makeDesktopItem, freetype, fontconfig, libX11, libXrender
+{ lib, stdenv, makeDesktopItem, freetype, fontconfig, libX11, libXrender
 , zlib, jdk, glib, gtk, libXtst, gsettings-desktop-schemas, webkitgtk
 , makeWrapper, perl, ... }:
 
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
   buildInputs = [
     fontconfig freetype glib gsettings-desktop-schemas gtk jdk libX11
     libXrender libXtst makeWrapper zlib
-  ] ++ stdenv.lib.optional (webkitgtk != null) webkitgtk;
+  ] ++ lib.optional (webkitgtk != null) webkitgtk;
 
   buildCommand = ''
     # Unpack tarball.
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
     interpreter=$(echo ${stdenv.glibc.out}/lib/ld-linux*.so.2)
     libCairo=$out/eclipse/libcairo-swt.so
     patchelf --set-interpreter $interpreter $out/eclipse/eclipse
-    [ -f $libCairo ] && patchelf --set-rpath ${stdenv.lib.makeLibraryPath [ freetype fontconfig libX11 libXrender zlib ]} $libCairo
+    [ -f $libCairo ] && patchelf --set-rpath ${lib.makeLibraryPath [ freetype fontconfig libX11 libXrender zlib ]} $libCairo
 
     # Create wrapper script.  Pass -configuration to store
     # settings in ~/.eclipse/org.eclipse.platform_<version> rather
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
 
     makeWrapper $out/eclipse/eclipse $out/bin/eclipse \
       --prefix PATH : ${jdk}/bin \
-      --prefix LD_LIBRARY_PATH : ${stdenv.lib.makeLibraryPath ([ glib gtk libXtst ] ++ stdenv.lib.optional (webkitgtk != null) webkitgtk)} \
+      --prefix LD_LIBRARY_PATH : ${lib.makeLibraryPath ([ glib gtk libXtst ] ++ lib.optional (webkitgtk != null) webkitgtk)} \
       --prefix XDG_DATA_DIRS : "$GSETTINGS_SCHEMAS_PATH" \
       --add-flags "-configuration \$HOME/.eclipse/''${productId}_$productVersion/configuration"
 
diff --git a/pkgs/applications/editors/eclipse/default.nix b/pkgs/applications/editors/eclipse/default.nix
index 586e2343cd3ef..cff482e887d36 100644
--- a/pkgs/applications/editors/eclipse/default.nix
+++ b/pkgs/applications/editors/eclipse/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, makeDesktopItem, makeWrapper
+{ lib, stdenv, fetchurl, makeDesktopItem, makeWrapper
 , freetype, fontconfig, libX11, libXrender, zlib
 , glib, gtk3, gtk2, libXtst, jdk, jdk8, gsettings-desktop-schemas
 , webkitgtk ? null  # for internal web browser
@@ -148,7 +148,7 @@ in rec {
       pluginEnv = buildEnv {
         name = "eclipse-plugins";
         paths =
-          with stdenv.lib;
+          with lib;
             filter (x: x ? isEclipsePlugin) (closePropagation plugins);
       };
 
@@ -156,11 +156,11 @@ in rec {
       # add the property indicating the plugin directory.
       dropinPropName = "org.eclipse.equinox.p2.reconciler.dropins.directory";
       dropinProp = "-D${dropinPropName}=${pluginEnv}/eclipse/dropins";
-      jvmArgsText = stdenv.lib.concatStringsSep "\n" (jvmArgs ++ [dropinProp]);
+      jvmArgsText = lib.concatStringsSep "\n" (jvmArgs ++ [dropinProp]);
 
       # Base the derivation name on the name of the underlying
       # Eclipse.
-      name = (stdenv.lib.meta.appendToName "with-plugins" eclipse).name;
+      name = (lib.meta.appendToName "with-plugins" eclipse).name;
     in
       runCommand name { buildInputs = [ makeWrapper ]; } ''
         mkdir -p $out/bin $out/etc
diff --git a/pkgs/applications/editors/ed/default.nix b/pkgs/applications/editors/ed/default.nix
index 0fb48203b2f21..3ceb037583a2b 100644
--- a/pkgs/applications/editors/ed/default.nix
+++ b/pkgs/applications/editors/ed/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, lzip
+{ lib, stdenv, fetchurl, lzip
 }:
 
 # Note: this package is used for bootstrapping fetchurl, and thus
@@ -33,14 +33,14 @@ stdenv.mkDerivation (rec {
       full-screen editors such as GNU Emacs or GNU Moe.
     '';
 
-    license = stdenv.lib.licenses.gpl3Plus;
+    license = lib.licenses.gpl3Plus;
 
     homepage = "https://www.gnu.org/software/ed/";
 
     maintainers = [ ];
-    platforms = stdenv.lib.platforms.unix;
+    platforms = lib.platforms.unix;
   };
-} // stdenv.lib.optionalAttrs (stdenv.hostPlatform != stdenv.buildPlatform) {
+} // lib.optionalAttrs (stdenv.hostPlatform != stdenv.buildPlatform) {
   # This may be moved above during a stdenv rebuild.
   preConfigure = ''
     configureFlagsArray+=("CC=$CC")
diff --git a/pkgs/applications/editors/elvis/default.nix b/pkgs/applications/editors/elvis/default.nix
index df8f255de5e08..f63598a7c5e24 100644
--- a/pkgs/applications/editors/elvis/default.nix
+++ b/pkgs/applications/editors/elvis/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, fetchpatch, stdenv, ncurses }:
+{ fetchurl, fetchpatch, lib, stdenv, ncurses }:
 
 stdenv.mkDerivation {
   name = "elvis-2.2_0";
@@ -41,6 +41,6 @@ stdenv.mkDerivation {
   meta = {
     homepage = "http://elvis.the-little-red-haired-girl.org/";
     description = "A vi clone for Unix and other operating systems";
-    license = stdenv.lib.licenses.free;
+    license = lib.licenses.free;
   };
 }
diff --git a/pkgs/applications/editors/emacs-modes/cedet/default.nix b/pkgs/applications/editors/emacs-modes/cedet/default.nix
index 45f20fccad904..9ba9e070d08b0 100644
--- a/pkgs/applications/editors/emacs-modes/cedet/default.nix
+++ b/pkgs/applications/editors/emacs-modes/cedet/default.nix
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
       Development Environment), and COGRE (COnnected GRaph Editor).
     '';
 
-    license = stdenv.lib.licenses.gpl2Plus;
+    license = lib.licenses.gpl2Plus;
 
     homepage = "http://cedet.sourceforge.net/";
 
diff --git a/pkgs/applications/editors/emacs-modes/ess-R-object-popup/default.nix b/pkgs/applications/editors/emacs-modes/ess-R-object-popup/default.nix
index 5beaed5824071..5eb81197c8bdd 100644
--- a/pkgs/applications/editors/emacs-modes/ess-R-object-popup/default.nix
+++ b/pkgs/applications/editors/emacs-modes/ess-R-object-popup/default.nix
@@ -17,6 +17,6 @@ stdenv.mkDerivation {
   meta = {
     description = "Popup descriptions of R objects";
     homepage = "https://github.com/myuhe/ess-R-object-popup.el";
-    platforms = stdenv.lib.platforms.all;
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/editors/emacs-modes/helm-words/default.nix b/pkgs/applications/editors/emacs-modes/helm-words/default.nix
index 00879463276c9..a8a1274737a6c 100644
--- a/pkgs/applications/editors/emacs-modes/helm-words/default.nix
+++ b/pkgs/applications/editors/emacs-modes/helm-words/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation {
   meta = {
     description = "Emacs major mode for jade and stylus";
     homepage = "https://github.com/brianc/helm-words";
-    license = stdenv.lib.licenses.gpl3;
-    platforms = stdenv.lib.platforms.all;
+    license = lib.licenses.gpl3;
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/editors/emacs-modes/hsc3/default.nix b/pkgs/applications/editors/emacs-modes/hsc3/default.nix
index 6c2db85d7942e..972d3b8a6f9a7 100644
--- a/pkgs/applications/editors/emacs-modes/hsc3/default.nix
+++ b/pkgs/applications/editors/emacs-modes/hsc3/default.nix
@@ -23,6 +23,6 @@ in stdenv.mkDerivation {
   meta = {
     homepage = "http://rd.slavepianos.org/?t=hsc3";
     description = "hsc3 mode package for Emacs";
-    platforms = stdenv.lib.platforms.unix;
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/editors/emacs-modes/org-mac-link/default.nix b/pkgs/applications/editors/emacs-modes/org-mac-link/default.nix
index 93af03ce229fd..dba6e10a59080 100644
--- a/pkgs/applications/editors/emacs-modes/org-mac-link/default.nix
+++ b/pkgs/applications/editors/emacs-modes/org-mac-link/default.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation {
   meta = {
     description = "Insert org-mode links to items selected in various Mac apps";
     homepage = "https://orgmode.org/worg/org-contrib/org-mac-link.html";
-    license = stdenv.lib.licenses.gpl3;
-    platforms = stdenv.lib.platforms.all;
+    license = lib.licenses.gpl3;
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/editors/emacs-modes/perl-completion/default.nix b/pkgs/applications/editors/emacs-modes/perl-completion/default.nix
index 7f2454c811a7a..815783aabea15 100644
--- a/pkgs/applications/editors/emacs-modes/perl-completion/default.nix
+++ b/pkgs/applications/editors/emacs-modes/perl-completion/default.nix
@@ -18,6 +18,6 @@ stdenv.mkDerivation {
   meta = {
     description = "Minor mode provides useful features for editing perl codes";
     homepage = "http://emacswiki.org/emacs/PerlCompletion";
-    platforms = stdenv.lib.platforms.all;
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/editors/emacs-modes/prolog/default.nix b/pkgs/applications/editors/emacs-modes/prolog/default.nix
index 66ab983023752..7be3b1ca3c73b 100644
--- a/pkgs/applications/editors/emacs-modes/prolog/default.nix
+++ b/pkgs/applications/editors/emacs-modes/prolog/default.nix
@@ -17,6 +17,6 @@ stdenv.mkDerivation {
   meta = {
     homepage = "http://bruda.ca/emacs/prolog_mode_for_emacs/";
     description = "Prolog mode for Emacs";
-    license = stdenv.lib.licenses.gpl2Plus;
+    license = lib.licenses.gpl2Plus;
   };
 }
diff --git a/pkgs/applications/editors/emacs-modes/railgun/default.nix b/pkgs/applications/editors/emacs-modes/railgun/default.nix
index 8ca8d1feaa1e8..4cf4d18d8cca0 100644
--- a/pkgs/applications/editors/emacs-modes/railgun/default.nix
+++ b/pkgs/applications/editors/emacs-modes/railgun/default.nix
@@ -17,6 +17,6 @@ stdenv.mkDerivation {
   meta = {
     description = "Propel yourself through a rails project with the power of magnets";
     homepage = "https://github.com/mbriggs/railgun.el";
-    platforms = stdenv.lib.platforms.all;
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/editors/emacs-modes/rect-mark/default.nix b/pkgs/applications/editors/emacs-modes/rect-mark/default.nix
index 4320a88457a41..d2785ef036345 100644
--- a/pkgs/applications/editors/emacs-modes/rect-mark/default.nix
+++ b/pkgs/applications/editors/emacs-modes/rect-mark/default.nix
@@ -25,8 +25,8 @@ stdenv.mkDerivation {
   meta = {
     description = "Mark a rectangle of text with highlighting";
     homepage = "http://emacswiki.org/emacs/RectangleMark";
-    license = stdenv.lib.licenses.gpl2Plus;
+    license = lib.licenses.gpl2Plus;
 
-    platforms = stdenv.lib.platforms.all;
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/editors/emacs-modes/sunrise-commander/default.nix b/pkgs/applications/editors/emacs-modes/sunrise-commander/default.nix
index 7e611d68a0a46..710c33a96ec7f 100644
--- a/pkgs/applications/editors/emacs-modes/sunrise-commander/default.nix
+++ b/pkgs/applications/editors/emacs-modes/sunrise-commander/default.nix
@@ -23,8 +23,8 @@ stdenv.mkDerivation {
   meta = {
     description = "Two-pane file manager for Emacs based on Dired and inspired by MC";
     homepage = "http://www.emacswiki.org/emacs/Sunrise_Commander";
-    license = stdenv.lib.licenses.gpl3Plus;
+    license = lib.licenses.gpl3Plus;
 
-    platforms = stdenv.lib.platforms.all;
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/editors/emacs-modes/tramp/default.nix b/pkgs/applications/editors/emacs-modes/tramp/default.nix
index b87390d4609f8..f67efb80bf97e 100644
--- a/pkgs/applications/editors/emacs-modes/tramp/default.nix
+++ b/pkgs/applications/editors/emacs-modes/tramp/default.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Transparently access remote files from Emacs. Newer versions than built-in.";
     homepage = "https://www.gnu.org/software/tramp";
-    license = stdenv.lib.licenses.gpl3Plus;
-    platforms = stdenv.lib.platforms.all;
+    license = lib.licenses.gpl3Plus;
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/editors/emacs-modes/zeitgeist/default.nix b/pkgs/applications/editors/emacs-modes/zeitgeist/default.nix
index c771f5423a953..352c46718dd89 100644
--- a/pkgs/applications/editors/emacs-modes/zeitgeist/default.nix
+++ b/pkgs/applications/editors/emacs-modes/zeitgeist/default.nix
@@ -20,6 +20,6 @@ stdenv.mkDerivation {
   meta = {
     description = "Integreate Emacs with Zeitgeist";
     homepage = "http://zeitgeist-project.com/";
-    platforms = stdenv.lib.platforms.all;
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/editors/flpsed/default.nix b/pkgs/applications/editors/flpsed/default.nix
index 871d8489f61fc..bffa50643899d 100644
--- a/pkgs/applications/editors/flpsed/default.nix
+++ b/pkgs/applications/editors/flpsed/default.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
 
   postPatch = ''
     # replace the execvp call to ghostscript
-    sed -e '/exec_gs/ {n; s|"gs"|"${stdenv.lib.getBin ghostscript}/bin/gs"|}' \
+    sed -e '/exec_gs/ {n; s|"gs"|"${lib.getBin ghostscript}/bin/gs"|}' \
         -i src/GsWidget.cxx
   '';
 
diff --git a/pkgs/applications/editors/gnome-builder/default.nix b/pkgs/applications/editors/gnome-builder/default.nix
index 6c91595c99a8a..4c36dcfda11d2 100644
--- a/pkgs/applications/editors/gnome-builder/default.nix
+++ b/pkgs/applications/editors/gnome-builder/default.nix
@@ -43,7 +43,7 @@ stdenv.mkDerivation rec {
   version = "3.38.1";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
+    url = "mirror://gnome/sources/${pname}/${lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
     sha256 = "06wcyfrwcjyj2vcqyw0z3sy1r4qxpcdpwqq1qmpsaphpz8acycjn";
   };
 
diff --git a/pkgs/applications/editors/gnome-latex/default.nix b/pkgs/applications/editors/gnome-latex/default.nix
index 692e07e52ca97..d9e09bf0d8979 100644
--- a/pkgs/applications/editors/gnome-latex/default.nix
+++ b/pkgs/applications/editors/gnome-latex/default.nix
@@ -7,7 +7,7 @@ in stdenv.mkDerivation {
   name = "${pname}-${version}";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
+    url = "mirror://gnome/sources/${pname}/${lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
     sha256 = "0xqd49pgi82dygqnxj08i1v22b0vwwhx3zvdinhrx4jny339yam8";
   };
 
diff --git a/pkgs/applications/editors/gobby/default.nix b/pkgs/applications/editors/gobby/default.nix
index 4dc7ea33cddc4..d4710094e4f5d 100644
--- a/pkgs/applications/editors/gobby/default.nix
+++ b/pkgs/applications/editors/gobby/default.nix
@@ -21,7 +21,7 @@ in stdenv.mkDerivation {
   meta = with lib; {
     homepage = "http://gobby.0x539.de/";
     description = "A GTK-based collaborative editor supporting multiple documents in one session and a multi-user chat";
-    license = stdenv.lib.licenses.gpl2Plus;
+    license = lib.licenses.gpl2Plus;
     maintainers = [ maintainers.phreedom ];
     platforms = platforms.all;
   };
diff --git a/pkgs/applications/editors/hexedit/default.nix b/pkgs/applications/editors/hexedit/default.nix
index 916dd4a15948a..56b721842a36f 100644
--- a/pkgs/applications/editors/hexedit/default.nix
+++ b/pkgs/applications/editors/hexedit/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, ncurses }:
+{ lib, stdenv, fetchurl, ncurses }:
 
 stdenv.mkDerivation rec {
   pname = "hexedit";
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "View and edit files in hexadecimal or in ASCII";
     homepage = "http://prigaux.chez.com/hexedit.html";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.gpl2Plus;
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/editors/howl/default.nix b/pkgs/applications/editors/howl/default.nix
index 975016d55417e..f3671cc7b3a9b 100644
--- a/pkgs/applications/editors/howl/default.nix
+++ b/pkgs/applications/editors/howl/default.nix
@@ -1,6 +1,6 @@
-{ stdenv, fetchurl, makeWrapper, pkgconfig, gtk3, librsvg }:
+{ lib, stdenv, fetchurl, makeWrapper, pkgconfig, gtk3, librsvg }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   pname = "howl";
diff --git a/pkgs/applications/editors/jed/default.nix b/pkgs/applications/editors/jed/default.nix
index e3be0139abf41..7b197be0e6fa6 100644
--- a/pkgs/applications/editors/jed/default.nix
+++ b/pkgs/applications/editors/jed/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchzip
+{ lib, stdenv, fetchzip
 , pkg-config
 , gpm
 , libXext
@@ -51,7 +51,7 @@ stdenv.mkDerivation rec {
     install -D src/objs/rgrep $out/bin
   '';
 
-  meta = with stdenv.lib; {
+  meta = with lib; {
     description = "A programmable text editor written around S-Lang";
     longDescription = ''
       JED is a freely available text editor for Unix, VMS, MSDOS, OS/2, BeOS,
diff --git a/pkgs/applications/editors/jetbrains/common.nix b/pkgs/applications/editors/jetbrains/common.nix
index 43dbd137f784e..62f1178866ce2 100644
--- a/pkgs/applications/editors/jetbrains/common.nix
+++ b/pkgs/applications/editors/jetbrains/common.nix
@@ -5,7 +5,7 @@
 
 { name, product, version, src, wmClass, jdk, meta }:
 
-with stdenv.lib;
+with lib;
 
 let loName = toLower product;
     hiName = toUpper product;
@@ -71,8 +71,8 @@ with stdenv; lib.makeOverridable mkDerivation rec {
     item=${desktopItem}
 
     makeWrapper "$out/$name/bin/${loName}.sh" "$out/bin/${execName}" \
-      --prefix PATH : "$out/libexec/${name}:${lib.optionalString (stdenv.isDarwin) "${jdk}/jdk/Contents/Home/bin:"}${stdenv.lib.makeBinPath [ jdk coreutils gnugrep which git ]}" \
-      --prefix LD_LIBRARY_PATH : "${stdenv.lib.makeLibraryPath [
+      --prefix PATH : "$out/libexec/${name}:${lib.optionalString (stdenv.isDarwin) "${jdk}/jdk/Contents/Home/bin:"}${lib.makeBinPath [ jdk coreutils gnugrep which git ]}" \
+      --prefix LD_LIBRARY_PATH : "${lib.makeLibraryPath [
         # Some internals want libstdc++.so.6
         stdenv.cc.cc.lib libsecret
         libnotify
@@ -86,6 +86,6 @@ with stdenv; lib.makeOverridable mkDerivation rec {
     ln -s "$item/share/applications" $out/share
   '';
 
-} // stdenv.lib.optionalAttrs (!(meta.license.free or true)) {
+} // lib.optionalAttrs (!(meta.license.free or true)) {
   preferLocalBuild = true;
 }
diff --git a/pkgs/applications/editors/jetbrains/default.nix b/pkgs/applications/editors/jetbrains/default.nix
index d805d17964723..3c1224b91e796 100644
--- a/pkgs/applications/editors/jetbrains/default.nix
+++ b/pkgs/applications/editors/jetbrains/default.nix
@@ -5,7 +5,7 @@
 , vmopts ? null
 }:
 
-with stdenv.lib;
+with lib;
 
 let
   mkJetBrainsProduct = callPackage ./common.nix { inherit vmopts; };
@@ -271,7 +271,7 @@ in
     name = "clion-${version}";
     version = "2020.3.1"; /* updated by script */
     description  = "C/C++ IDE. New. Intelligent. Cross-platform";
-    license = stdenv.lib.licenses.unfree;
+    license = lib.licenses.unfree;
     src = fetchurl {
       url = "https://download.jetbrains.com/cpp/CLion-${version}.tar.gz";
       sha256 = "1jfvwir79s0kcqmlx6bbkmc42bplgl7814mnqfcsdzni1qv62pws"; /* updated by script */
@@ -284,7 +284,7 @@ in
     name = "datagrip-${version}";
     version = "2020.3.1"; /* updated by script */
     description = "Your Swiss Army Knife for Databases and SQL";
-    license = stdenv.lib.licenses.unfree;
+    license = lib.licenses.unfree;
     src = fetchurl {
       url = "https://download.jetbrains.com/datagrip/${name}.tar.gz";
       sha256 = "0jk7ywxk983ld5x71a59dh1hvlnli3sbvg7fbicahas5ml8clxfv"; /* updated by script */
@@ -297,7 +297,7 @@ in
     name = "goland-${version}";
     version = "2020.3.1"; /* updated by script */
     description = "Up and Coming Go IDE";
-    license = stdenv.lib.licenses.unfree;
+    license = lib.licenses.unfree;
     src = fetchurl {
       url = "https://download.jetbrains.com/go/${name}.tar.gz";
       sha256 = "12gi1a2bmafmy7qgqwv3a7b5b46dlhw4ahmkm5pkq6pmxl4y6dmk"; /* updated by script */
@@ -310,7 +310,7 @@ in
     name = "idea-community-${version}";
     version = "2020.3.1"; /* updated by script */
     description = "Integrated Development Environment (IDE) by Jetbrains, community edition";
-    license = stdenv.lib.licenses.asl20;
+    license = lib.licenses.asl20;
     src = fetchurl {
       url = "https://download.jetbrains.com/idea/ideaIC-${version}.tar.gz";
       sha256 = "0am4h8w1dmjl08iphqy78ivb91vkrvskg95dgm24zcj0n8rwmaq6"; /* updated by script */
@@ -323,7 +323,7 @@ in
     name = "idea-ultimate-${version}";
     version = "2020.3.1"; /* updated by script */
     description = "Integrated Development Environment (IDE) by Jetbrains, requires paid license";
-    license = stdenv.lib.licenses.unfree;
+    license = lib.licenses.unfree;
     src = fetchurl {
       url = "https://download.jetbrains.com/idea/ideaIU-${version}-no-jbr.tar.gz";
       sha256 = "1kwz0aq4b664awppakj4syppk218nynwxv4ngc7pa3k9v4g2sdah"; /* updated by script */
@@ -336,7 +336,7 @@ in
     name = "mps-${version}";
     version = "2020.2.3"; /* updated by script */
     description = "Create your own domain-specific language";
-    license = stdenv.lib.licenses.unfree;
+    license = lib.licenses.unfree;
     src = fetchurl {
       url = "https://download.jetbrains.com/mps/2020.2/MPS-${version}.tar.gz";
       sha256 = "1wd3d8pc155m54y5p2056p0x93v2nv9457i7la53ibbs7rj1j7kw"; /* updated by script */
@@ -349,7 +349,7 @@ in
     name = "phpstorm-${version}";
     version = "2020.3.1"; /* updated by script */
     description = "Professional IDE for Web and PHP developers";
-    license = stdenv.lib.licenses.unfree;
+    license = lib.licenses.unfree;
     src = fetchurl {
       url = "https://download.jetbrains.com/webide/PhpStorm-${version}.tar.gz";
       sha256 = "1c5j3mbg8scsl4c90cjahdk5gs5q72y5a8fhkqa9zmy6di42k99x"; /* updated by script */
@@ -362,7 +362,7 @@ in
     name = "pycharm-community-${version}";
     version = "2020.3.2"; /* updated by script */
     description = "PyCharm Community Edition";
-    license = stdenv.lib.licenses.asl20;
+    license = lib.licenses.asl20;
     src = fetchurl {
       url = "https://download.jetbrains.com/python/${name}.tar.gz";
       sha256 = "1z3w6aah635fdrhrzp5af6sgj269jk7mv8vgdd83gxillkx9vq9k"; /* updated by script */
@@ -375,7 +375,7 @@ in
     name = "pycharm-professional-${version}";
     version = "2020.3.2"; /* updated by script */
     description = "PyCharm Professional Edition";
-    license = stdenv.lib.licenses.unfree;
+    license = lib.licenses.unfree;
     src = fetchurl {
       url = "https://download.jetbrains.com/python/${name}.tar.gz";
       sha256 = "1fbb8v40q7vgn5v5dyxb211abr8swnxa3gw18kh3vlk6yc2crzfw"; /* updated by script */
@@ -388,7 +388,7 @@ in
     name = "rider-${version}";
     version = "2020.3.2"; /* updated by script */
     description = "A cross-platform .NET IDE based on the IntelliJ platform and ReSharper";
-    license = stdenv.lib.licenses.unfree;
+    license = lib.licenses.unfree;
     src = fetchurl {
       url = "https://download.jetbrains.com/rider/JetBrains.Rider-${version}.tar.gz";
       sha256 = "1dkgbd2nqkjcswf7j3pnrsaq9n5wk42abz2c4wgkrh1zrpgihd0j"; /* updated by script */
@@ -401,7 +401,7 @@ in
     name = "ruby-mine-${version}";
     version = "2020.3.1"; /* updated by script */
     description = "The Most Intelligent Ruby and Rails IDE";
-    license = stdenv.lib.licenses.unfree;
+    license = lib.licenses.unfree;
     src = fetchurl {
       url = "https://download.jetbrains.com/ruby/RubyMine-${version}.tar.gz";
       sha256 = "0drxzz6k0cmhir4szg8nwmsi9qh380vrryghmpvx9w83yrcain4c"; /* updated by script */
@@ -414,7 +414,7 @@ in
     name = "webstorm-${version}";
     version = "2020.3.1"; /* updated by script */
     description = "Professional IDE for Web and JavaScript development";
-    license = stdenv.lib.licenses.unfree;
+    license = lib.licenses.unfree;
     src = fetchurl {
       url = "https://download.jetbrains.com/webstorm/WebStorm-${version}.tar.gz";
       sha256 = "1bfq3xwnfz6f04d0lq584q7pg775a8y35b1b62w81dbfh43l4fj0"; /* updated by script */
diff --git a/pkgs/applications/editors/jove/default.nix b/pkgs/applications/editors/jove/default.nix
index 4a22c4d4d955f..0b60b9474bd65 100644
--- a/pkgs/applications/editors/jove/default.nix
+++ b/pkgs/applications/editors/jove/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub
+{ lib, stdenv, fetchFromGitHub
 , groff
 , ncurses
 , makeWrapper
@@ -33,7 +33,7 @@ stdenv.mkDerivation rec {
       --prefix PATH ":" "$out/bin"
   '';
 
-  meta = with stdenv.lib; {
+  meta = with lib; {
     description = "Jonathan's Own Version or Emacs";
     homepage = "https://github.com/jonmacs/jove";
     license = licenses.bsd2;
diff --git a/pkgs/applications/editors/jucipp/default.nix b/pkgs/applications/editors/jucipp/default.nix
index 53549986ed241..5f2cf75ff3737 100644
--- a/pkgs/applications/editors/jucipp/default.nix
+++ b/pkgs/applications/editors/jucipp/default.nix
@@ -1,9 +1,9 @@
-{ stdenv, fetchgit, dconf, gtksourceview3, at-spi2-core, gtksourceviewmm,
+{ lib, stdenv, fetchgit, dconf, gtksourceview3, at-spi2-core, gtksourceviewmm,
   boost, epoxy, cmake, aspell, llvmPackages, libgit2, pkgconfig, pcre,
   libXdmcp, libxkbcommon, libpthreadstubs, wrapGAppsHook, aspellDicts, gtkmm3,
   coreutils, glibc, dbus, openssl, libxml2, gnumake, ctags }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   pname = "juicipp";
@@ -51,7 +51,7 @@ stdenv.mkDerivation rec {
   lintIncludes = let
     p = "arguments.emplace_back(\"-I";
     e = "\");";
-    v = stdenv.lib.getVersion llvmPackages.clang;
+    v = lib.getVersion llvmPackages.clang;
   in
     p+llvmPackages.libcxx+"/include/c++/v1"+e
     +p+llvmPackages.clang-unwrapped+"/lib/clang/"+v+"/include/"+e
@@ -61,11 +61,11 @@ stdenv.mkDerivation rec {
     sed -i 's|liblldb LIBLLDB_LIBRARIES|liblldb LIBNOTHING|g' CMakeLists.txt
     sed -i 's|> arguments;|> arguments; ${lintIncludes}|g' src/source_clang.cc
   '';
-  cmakeFlags = [ "-DLIBLLDB_LIBRARIES=${stdenv.lib.makeLibraryPath [ llvmPackages.lldb ]}/liblldb.so" ];
+  cmakeFlags = [ "-DLIBLLDB_LIBRARIES=${lib.makeLibraryPath [ llvmPackages.lldb ]}/liblldb.so" ];
   postInstall = ''
     mv $out/bin/juci $out/bin/.juci
     makeWrapper "$out/bin/.juci" "$out/bin/juci" \
-      --set PATH "${stdenv.lib.makeBinPath [ ctags coreutils llvmPackages.clang.cc cmake gnumake llvmPackages.clang.bintools llvmPackages.clang ]}" \
+      --set PATH "${lib.makeBinPath [ ctags coreutils llvmPackages.clang.cc cmake gnumake llvmPackages.clang.bintools llvmPackages.clang ]}" \
       --set NO_AT_BRIDGE 1 \
       --set ASPELL_CONF "dict-dir ${aspellDicts.en}/lib/aspell"
   '';
diff --git a/pkgs/applications/editors/kakoune/default.nix b/pkgs/applications/editors/kakoune/default.nix
index 67a2ac5fac77c..3c0a8bafa7e5f 100644
--- a/pkgs/applications/editors/kakoune/default.nix
+++ b/pkgs/applications/editors/kakoune/default.nix
@@ -1,6 +1,6 @@
-{ stdenv, fetchFromGitHub, ncurses, asciidoc, docbook_xsl, libxslt, pkgconfig }:
+{ lib, stdenv, fetchFromGitHub, ncurses, asciidoc, docbook_xsl, libxslt, pkgconfig }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   pname = "kakoune-unwrapped";
diff --git a/pkgs/applications/editors/kakoune/plugins/kak-auto-pairs.nix b/pkgs/applications/editors/kakoune/plugins/kak-auto-pairs.nix
index 4b67f76097696..c81244ba13333 100644
--- a/pkgs/applications/editors/kakoune/plugins/kak-auto-pairs.nix
+++ b/pkgs/applications/editors/kakoune/plugins/kak-auto-pairs.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation {
     cp -r rc $out/share/kak/autoload/plugins/auto-pairs
   '';
 
-  meta = with stdenv.lib;
+  meta = with lib;
   { description = "Kakoune extension to enable automatic closing of pairs";
     homepage = "https://github.com/alexherbo2/auto-pairs.kak";
     license = licenses.unlicense;
diff --git a/pkgs/applications/editors/kakoune/plugins/kak-buffers.nix b/pkgs/applications/editors/kakoune/plugins/kak-buffers.nix
index eaf20aeadf8e8..9db9d4fab734b 100644
--- a/pkgs/applications/editors/kakoune/plugins/kak-buffers.nix
+++ b/pkgs/applications/editors/kakoune/plugins/kak-buffers.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation {
     cp -r buffers.kak $out/share/kak/autoload/plugins
   '';
 
-  meta = with stdenv.lib;
+  meta = with lib;
   { description = "Ease navigation between opened buffers in Kakoune";
     homepage = "https://github.com/Delapouite/kakoune-buffers";
     license = licenses.mit;
diff --git a/pkgs/applications/editors/kakoune/plugins/kak-fzf.nix b/pkgs/applications/editors/kakoune/plugins/kak-fzf.nix
index 8a91f829c0c9f..1f6a4ea561fee 100644
--- a/pkgs/applications/editors/kakoune/plugins/kak-fzf.nix
+++ b/pkgs/applications/editors/kakoune/plugins/kak-fzf.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchFromGitHub, fzf }:
 
-assert stdenv.lib.asserts.assertOneOf "fzf" fzf.pname [ "fzf" "skim" ];
+assert lib.asserts.assertOneOf "fzf" fzf.pname [ "fzf" "skim" ];
 
 stdenv.mkDerivation {
   name = "kak-fzf";
@@ -29,7 +29,7 @@ stdenv.mkDerivation {
     cp -r rc $out/share/kak/autoload/plugins/fzf
   '';
 
-  meta = with stdenv.lib;
+  meta = with lib;
   { description = "Kakoune plugin that brings integration with fzf";
     homepage = "https://github.com/andreyorst/fzf.kak";
     license = licenses.mit;
diff --git a/pkgs/applications/editors/kakoune/plugins/kak-powerline.nix b/pkgs/applications/editors/kakoune/plugins/kak-powerline.nix
index d328e47f7e1bb..6bd67da4228e2 100644
--- a/pkgs/applications/editors/kakoune/plugins/kak-powerline.nix
+++ b/pkgs/applications/editors/kakoune/plugins/kak-powerline.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation {
     cp -r rc $out/share/kak/autoload/plugins/powerline
   '';
 
-  meta = with stdenv.lib;
+  meta = with lib;
   { description = "Kakoune modeline, but with passion";
     homepage = "https://github.com/andreyorst/powerline.kak";
     license = licenses.mit;
diff --git a/pkgs/applications/editors/kakoune/plugins/kak-prelude.nix b/pkgs/applications/editors/kakoune/plugins/kak-prelude.nix
index 8fd5fba7d7edc..40cd1bc9d2751 100644
--- a/pkgs/applications/editors/kakoune/plugins/kak-prelude.nix
+++ b/pkgs/applications/editors/kakoune/plugins/kak-prelude.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation {
     cp -r rc $out/share/kak/autoload/plugins/prelude
   '';
 
-  meta = with stdenv.lib;
+  meta = with lib;
   { description = "Prelude of shell blocks for Kakoune.";
     homepage = "https://github.com/alexherbo2/prelude.kak";
     license = licenses.unlicense;
diff --git a/pkgs/applications/editors/kakoune/plugins/kak-vertical-selection.nix b/pkgs/applications/editors/kakoune/plugins/kak-vertical-selection.nix
index 7658ba0f7adaf..ccc80ac8d81db 100644
--- a/pkgs/applications/editors/kakoune/plugins/kak-vertical-selection.nix
+++ b/pkgs/applications/editors/kakoune/plugins/kak-vertical-selection.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation {
     cp -r vertical-selection.kak $out/share/kak/autoload/plugins
   '';
 
-  meta = with stdenv.lib;
+  meta = with lib;
   { description = "Select up and down lines that match the same pattern in Kakoune";
     homepage = "https://github.com/occivink/kakoune-vertical-selection";
     license = licenses.unlicense;
diff --git a/pkgs/applications/editors/kakoune/plugins/quickscope.kak.nix b/pkgs/applications/editors/kakoune/plugins/quickscope.kak.nix
index f2fb1f5d57c3f..deeaa8a9f1567 100644
--- a/pkgs/applications/editors/kakoune/plugins/quickscope.kak.nix
+++ b/pkgs/applications/editors/kakoune/plugins/quickscope.kak.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
     sed -e 's,[|] *lua,|${lua5_3}/bin/lua,' quickscope.kak >$out/share/kak/autoload/plugins/quickscope.kak
   '';
 
-  meta = with stdenv.lib; {
+  meta = with lib; {
     description = "Highlight f and t jump positions";
     homepage = "https://sr.ht/~voroskoi/quickscope.kak/";
     license = licenses.unlicense;
diff --git a/pkgs/applications/editors/kdevelop5/kdevelop-pg-qt.nix b/pkgs/applications/editors/kdevelop5/kdevelop-pg-qt.nix
index 27cf579734e83..4bd377444d06f 100644
--- a/pkgs/applications/editors/kdevelop5/kdevelop-pg-qt.nix
+++ b/pkgs/applications/editors/kdevelop5/kdevelop-pg-qt.nix
@@ -26,6 +26,6 @@ stdenv.mkDerivation rec {
       It is used for some KDevelop-languagesupport-plugins (Ruby, PHP, CSS...).
     '';
     homepage = "https://www.kdevelop.org";
-    license = with stdenv.lib.licenses; [ lgpl2Plus ];
+    license = with lib.licenses; [ lgpl2Plus ];
   };
 }
diff --git a/pkgs/applications/editors/kodestudio/default.nix b/pkgs/applications/editors/kodestudio/default.nix
index d7f00a2e18adf..e0704cdbc859d 100644
--- a/pkgs/applications/editors/kodestudio/default.nix
+++ b/pkgs/applications/editors/kodestudio/default.nix
@@ -111,7 +111,7 @@ in
 
       # Wrap preload libXss
       wrapProgram $out/bin/kodestudio \
-          --prefix LD_PRELOAD : ${stdenv.lib.makeLibraryPath [ libXScrnSaver ]}/libXss.so.1
+          --prefix LD_PRELOAD : ${lib.makeLibraryPath [ libXScrnSaver ]}/libXss.so.1
     '';
 
     meta = with lib; {
diff --git a/pkgs/applications/editors/lighttable/default.nix b/pkgs/applications/editors/lighttable/default.nix
index ff5b6e3862ebc..52acc8ee50b8a 100644
--- a/pkgs/applications/editors/lighttable/default.nix
+++ b/pkgs/applications/editors/lighttable/default.nix
@@ -4,7 +4,7 @@
 }:
 
 let
-  libPath = stdenv.lib.makeLibraryPath [
+  libPath = lib.makeLibraryPath [
       stdenv.cc.cc zlib glib dbus gtk2 atk pango freetype libgnome-keyring3 nss
       fontconfig gdk-pixbuf cairo cups expat libgpgerror alsaLib nspr gnome2.GConf
       xorg.libXrender xorg.libX11 xorg.libXext xorg.libXdamage xorg.libXtst
diff --git a/pkgs/applications/editors/manuskript/default.nix b/pkgs/applications/editors/manuskript/default.nix
index deeb9b36c7194..2dd9174d6dd14 100644
--- a/pkgs/applications/editors/manuskript/default.nix
+++ b/pkgs/applications/editors/manuskript/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, zlib, fetchFromGitHub, python3Packages, wrapQtAppsHook }:
+{ lib, stdenv, zlib, fetchFromGitHub, python3Packages, wrapQtAppsHook }:
 
 python3Packages.buildPythonApplication rec {
   pname = "manuskript";
@@ -55,8 +55,8 @@ python3Packages.buildPythonApplication rec {
     outline your story. Organize your ideas about the world your
     characters live in.
     '';
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = [ stdenv.lib.maintainers.steveej ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl3;
+    maintainers = [ lib.maintainers.steveej ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/editors/monodevelop/default.nix b/pkgs/applications/editors/monodevelop/default.nix
index 9b576795be003..ed6695b9979a9 100644
--- a/pkgs/applications/editors/monodevelop/default.nix
+++ b/pkgs/applications/editors/monodevelop/default.nix
@@ -59,7 +59,7 @@ stdenv.mkDerivation rec {
     2a3,5
     > export MONO_GAC_PREFIX=${gnome-sharp}:${gtk-sharp-2_0}:\$MONO_GAC_PREFIX
     > export PATH=${mono}/bin:\$PATH
-    > export LD_LIBRARY_PATH=${stdenv.lib.makeLibraryPath [ glib gnome2.libgnomeui gnome2.gnome_vfs gnome-sharp gtk-sharp-2_0 gtk-sharp-2_0.gtk ]}:\$LD_LIBRARY_PATH
+    > export LD_LIBRARY_PATH=${lib.makeLibraryPath [ glib gnome2.libgnomeui gnome2.gnome_vfs gnome-sharp gtk-sharp-2_0 gtk-sharp-2_0.gtk ]}:\$LD_LIBRARY_PATH
     >
     EOF
     done
diff --git a/pkgs/applications/editors/music/tuxguitar/default.nix b/pkgs/applications/editors/music/tuxguitar/default.nix
index e7cd319b82016..63be87ee86c7f 100644
--- a/pkgs/applications/editors/music/tuxguitar/default.nix
+++ b/pkgs/applications/editors/music/tuxguitar/default.nix
@@ -27,7 +27,7 @@ in stdenv.mkDerivation rec {
 
     wrapProgram $out/bin/tuxguitar \
       --set JAVA "${jdk}/bin/java" \
-      --prefix LD_LIBRARY_PATH : "$out/lib/:${stdenv.lib.makeLibraryPath [ swt alsaLib jack2 fluidsynth libpulseaudio ]}" \
+      --prefix LD_LIBRARY_PATH : "$out/lib/:${lib.makeLibraryPath [ swt alsaLib jack2 fluidsynth libpulseaudio ]}" \
       --prefix CLASSPATH : "${swt}/jars/swt.jar:$out/lib/tuxguitar.jar:$out/lib/itext.jar"
   '';
 
diff --git a/pkgs/applications/editors/nano/default.nix b/pkgs/applications/editors/nano/default.nix
index 980b297cecc00..cb53eb9d9d450 100644
--- a/pkgs/applications/editors/nano/default.nix
+++ b/pkgs/applications/editors/nano/default.nix
@@ -1,10 +1,10 @@
-{ stdenv, fetchurl, fetchFromGitHub, ncurses, texinfo, writeScript
+{ lib, stdenv, fetchurl, fetchFromGitHub, ncurses, texinfo, writeScript
 , common-updater-scripts, git, nix, nixfmt, coreutils, gnused, nixosTests
 , gettext ? null, enableNls ? true, enableTiny ? false }:
 
 assert enableNls -> (gettext != null);
 
-with stdenv.lib;
+with lib;
 
 let
   nixSyntaxHighlight = fetchFromGitHub {
@@ -30,8 +30,8 @@ in stdenv.mkDerivation rec {
 
   configureFlags = [
     "--sysconfdir=/etc"
-    (stdenv.lib.enableFeature enableNls "nls")
-    (stdenv.lib.enableFeature enableTiny "tiny")
+    (lib.enableFeature enableNls "nls")
+    (lib.enableFeature enableTiny "tiny")
   ];
 
   postInstall = ''
@@ -47,7 +47,7 @@ in stdenv.mkDerivation rec {
       #!${stdenv.shell}
       set -o errexit
       PATH=${
-        stdenv.lib.makeBinPath [
+        lib.makeBinPath [
           common-updater-scripts
           git
           nixfmt
diff --git a/pkgs/applications/editors/nano/nanorc/default.nix b/pkgs/applications/editors/nano/nanorc/default.nix
index 54442fc21f43f..fcec55871aa81 100644
--- a/pkgs/applications/editors/nano/nanorc/default.nix
+++ b/pkgs/applications/editors/nano/nanorc/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, writeScript, nixosTests, common-updater-scripts
+{ lib, stdenv, fetchFromGitHub, writeScript, nixosTests, common-updater-scripts
 , coreutils, git, gnused, nix, nixfmt }:
 
 let
@@ -26,7 +26,7 @@ in stdenv.mkDerivation rec {
     #!${stdenv.shell}
     set -o errexit
     PATH=${
-      stdenv.lib.makeBinPath [
+      lib.makeBinPath [
         common-updater-scripts
         coreutils
         git
@@ -51,8 +51,8 @@ in stdenv.mkDerivation rec {
   meta = {
     description = "Improved Nano Syntax Highlighting Files";
     homepage = "https://github.com/scopatz/nanorc";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = with stdenv.lib.maintainers; [ nequissimus ];
-    platforms = stdenv.lib.platforms.all;
+    license = lib.licenses.gpl3;
+    maintainers = with lib.maintainers; [ nequissimus ];
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/editors/nedit/default.nix b/pkgs/applications/editors/nedit/default.nix
index feaba31734c2c..5a523c05d7959 100644
--- a/pkgs/applications/editors/nedit/default.nix
+++ b/pkgs/applications/editors/nedit/default.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ motif libXpm ];
 
   # the linux config works fine on darwin too!
-  buildFlags = stdenv.lib.optional (stdenv.isLinux || stdenv.isDarwin) "linux";
+  buildFlags = lib.optional (stdenv.isLinux || stdenv.isDarwin) "linux";
 
   NIX_CFLAGS_COMPILE="-DBUILD_UNTESTED_NEDIT -L${motif}/lib";
 
diff --git a/pkgs/applications/editors/neovim/default.nix b/pkgs/applications/editors/neovim/default.nix
index b4ad25f60c250..427e11ca642ac 100644
--- a/pkgs/applications/editors/neovim/default.nix
+++ b/pkgs/applications/editors/neovim/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, cmake, gettext, msgpack, libtermkey, libiconv
+{ lib, stdenv, fetchFromGitHub, cmake, gettext, msgpack, libtermkey, libiconv
 , libuv, lua, ncurses, pkgconfig
 , unibilium, xsel, gperf
 , libvterm-neovim
@@ -9,7 +9,7 @@
 , nodejs ? null, fish ? null, python ? null
 }:
 
-with stdenv.lib;
+with lib;
 
 let
   neovimLuaEnv = lua.withPackages(ps:
@@ -104,11 +104,11 @@ in
     # triggers on buffer overflow bug while running tests
     hardeningDisable = [ "fortify" ];
 
-    preConfigure = stdenv.lib.optionalString stdenv.isDarwin ''
+    preConfigure = lib.optionalString stdenv.isDarwin ''
       substituteInPlace src/nvim/CMakeLists.txt --replace "    util" ""
     '';
 
-    postInstall = stdenv.lib.optionalString stdenv.isLinux ''
+    postInstall = lib.optionalString stdenv.isLinux ''
       sed -i -e "s|'xsel|'${xsel}/bin/xsel|g" $out/share/nvim/runtime/autoload/provider/clipboard.vim
     '';
 
diff --git a/pkgs/applications/editors/neovim/neovim-remote.nix b/pkgs/applications/editors/neovim/neovim-remote.nix
index 06beff03f9041..1d82e70f5c4da 100644
--- a/pkgs/applications/editors/neovim/neovim-remote.nix
+++ b/pkgs/applications/editors/neovim/neovim-remote.nix
@@ -1,6 +1,6 @@
-{ stdenv, fetchFromGitHub, pythonPackages }:
+{ lib, stdenv, fetchFromGitHub, pythonPackages }:
 
-with stdenv.lib;
+with lib;
 
 pythonPackages.buildPythonApplication rec {
   pname = "neovim-remote";
diff --git a/pkgs/applications/editors/neovim/wrapper.nix b/pkgs/applications/editors/neovim/wrapper.nix
index 111e84e634372..5c6c6c1a8d574 100644
--- a/pkgs/applications/editors/neovim/wrapper.nix
+++ b/pkgs/applications/editors/neovim/wrapper.nix
@@ -7,7 +7,7 @@
 , pythonPackages
 , python3Packages
 }:
-with stdenv.lib;
+with lib;
 
 neovim:
 
@@ -37,7 +37,7 @@ let
       [ "--set" "NVIM_SYSTEM_RPLUGIN_MANIFEST" "${placeholder "out"}/rplugin.vim" ];
   in
   symlinkJoin {
-      name = "neovim-${stdenv.lib.getVersion neovim}";
+      name = "neovim-${lib.getVersion neovim}";
       # Remove the symlinks created by symlinkJoin which we need to perform
       # extra actions upon
       postBuild = lib.optionalString stdenv.isLinux ''
diff --git a/pkgs/applications/editors/netbeans/default.nix b/pkgs/applications/editors/netbeans/default.nix
index eb4698c69d6f2..9206b296b9acb 100644
--- a/pkgs/applications/editors/netbeans/default.nix
+++ b/pkgs/applications/editors/netbeans/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, makeWrapper, makeDesktopItem, which, unzip, libicns, imagemagick
+{ lib, stdenv, fetchurl, makeWrapper, makeDesktopItem, which, unzip, libicns, imagemagick
 , jdk, perl, python
 }:
 
@@ -34,7 +34,7 @@ stdenv.mkDerivation {
     mkdir -pv $out/bin
     cp -a netbeans $out
     makeWrapper $out/netbeans/bin/netbeans $out/bin/netbeans \
-      --prefix PATH : ${stdenv.lib.makeBinPath [ jdk which ]} \
+      --prefix PATH : ${lib.makeBinPath [ jdk which ]} \
       --prefix JAVA_HOME : ${jdk.home} \
       --add-flags "--jdkhome ${jdk.home}"
 
@@ -61,8 +61,8 @@ stdenv.mkDerivation {
   meta = {
     description = "An integrated development environment for Java, C, C++ and PHP";
     homepage = "https://netbeans.apache.org/";
-    license = stdenv.lib.licenses.asl20;
-    maintainers = with stdenv.lib.maintainers; [ sander rszibele asbachb ];
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.asl20;
+    maintainers = with lib.maintainers; [ sander rszibele asbachb ];
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/editors/nvi/default.nix b/pkgs/applications/editors/nvi/default.nix
index ed08954f8ba0c..328aad29efab6 100644
--- a/pkgs/applications/editors/nvi/default.nix
+++ b/pkgs/applications/editors/nvi/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, ncurses }:
+{ fetchurl, lib, stdenv, ncurses }:
 
 stdenv.mkDerivation {
   name = "nvi-1.79";
@@ -50,7 +50,7 @@ stdenv.mkDerivation {
   meta = {
     homepage = "http://www.bostic.com/vi/";
     description = "The Berkeley Vi Editor";
-    license = stdenv.lib.licenses.free;
+    license = lib.licenses.free;
     broken = true; # since 2020-02-08
   };
 }
diff --git a/pkgs/applications/editors/qxmledit/default.nix b/pkgs/applications/editors/qxmledit/default.nix
index 4023861cc3748..fa4e73a376828 100644
--- a/pkgs/applications/editors/qxmledit/default.nix
+++ b/pkgs/applications/editors/qxmledit/default.nix
@@ -4,7 +4,7 @@
 stdenv.mkDerivation rec {
   name = "qxmledit-${version}" ;
   version = "0.9.15" ;
-  src = fetchFromGitHub ( stdenv.lib.importJSON ./qxmledit.json ) ;
+  src = fetchFromGitHub ( lib.importJSON ./qxmledit.json ) ;
   nativeBuildInputs = [ qmake ] ;
   buildInputs = [ qtbase qtxmlpatterns qtsvg qtscxml qtquick1 libGLU ] ;
   qmakeFlags = [ "CONFIG+=release" ] ;
diff --git a/pkgs/applications/editors/rehex/default.nix b/pkgs/applications/editors/rehex/default.nix
index ec85ffde488ac..df5fed210e681 100644
--- a/pkgs/applications/editors/rehex/default.nix
+++ b/pkgs/applications/editors/rehex/default.nix
@@ -24,13 +24,13 @@ stdenv.mkDerivation rec {
       'png2icns $@ $(ICONSET)/icon_16x16.png $(ICONSET)/icon_32x32.png $(ICONSET)/icon_128x128.png $(ICONSET)/icon_256x256.png $(ICONSET)/icon_512x512.png'
   '';
 
-  nativeBuildInputs = stdenv.lib.optionals (stdenv.isDarwin) [ libicns ];
+  nativeBuildInputs = lib.optionals (stdenv.isDarwin) [ libicns ];
 
   buildInputs = [ capstone jansson ]
-    ++ (stdenv.lib.optionals (!stdenv.isDarwin) [ wxGTK30 ])
-    ++ (stdenv.lib.optionals stdenv.isDarwin (with darwin.apple_sdk.frameworks; [ Carbon Cocoa IOKit wxmac ]));
+    ++ (lib.optionals (!stdenv.isDarwin) [ wxGTK30 ])
+    ++ (lib.optionals stdenv.isDarwin (with darwin.apple_sdk.frameworks; [ Carbon Cocoa IOKit wxmac ]));
 
-  makeFlags = [ "prefix=$(out)" ] ++ (stdenv.lib.optionals stdenv.isDarwin [ "-f Makefile.osx" ]);
+  makeFlags = [ "prefix=$(out)" ] ++ (lib.optionals stdenv.isDarwin [ "-f Makefile.osx" ]);
 
   meta = with lib; {
     description = "Reverse Engineers' Hex Editor";
diff --git a/pkgs/applications/editors/sublime/2/default.nix b/pkgs/applications/editors/sublime/2/default.nix
index b10008d0c4992..e46d6ef97e4cd 100644
--- a/pkgs/applications/editors/sublime/2/default.nix
+++ b/pkgs/applications/editors/sublime/2/default.nix
@@ -1,6 +1,6 @@
-{ fetchurl, stdenv, glib, xorg, cairo, gtk2, makeDesktopItem }:
+{ fetchurl, lib, stdenv, glib, xorg, cairo, gtk2, makeDesktopItem }:
 let
-  libPath = stdenv.lib.makeLibraryPath [glib xorg.libX11 gtk2 cairo];
+  libPath = lib.makeLibraryPath [glib xorg.libX11 gtk2 cairo];
 in
 
 stdenv.mkDerivation rec {
@@ -34,7 +34,7 @@ stdenv.mkDerivation rec {
     echo ${libPath}
     patchelf \
       --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
-      --set-rpath ${libPath}:${stdenv.cc.cc.lib}/lib${stdenv.lib.optionalString stdenv.is64bit "64"} \
+      --set-rpath ${libPath}:${stdenv.cc.cc.lib}/lib${lib.optionalString stdenv.is64bit "64"} \
       $out/sublime/sublime_text
 
     mkdir -p $out/share/icons
@@ -59,7 +59,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Sophisticated text editor for code, markup and prose";
-    license = stdenv.lib.licenses.unfree;
+    license = lib.licenses.unfree;
     platforms = [ "x86_64-linux" "i686-linux" ];
   };
 }
diff --git a/pkgs/applications/editors/sublime/3/common.nix b/pkgs/applications/editors/sublime/3/common.nix
index 82d824b487706..cc8b835c137c4 100644
--- a/pkgs/applications/editors/sublime/3/common.nix
+++ b/pkgs/applications/editors/sublime/3/common.nix
@@ -8,7 +8,7 @@
 
 let
   pname = "sublimetext3";
-  packageAttribute = "sublime3${stdenv.lib.optionalString dev "-dev"}";
+  packageAttribute = "sublime3${lib.optionalString dev "-dev"}";
   binaries = [ "sublime_text" "plugin_host" "crash_reporter" ];
   primaryBinary = "sublime_text";
   primaryBinaryAliases = [ "subl" "sublime" "sublime3" ];
@@ -26,7 +26,7 @@ let
     else
       "x64";
 
-  libPath = stdenv.lib.makeLibraryPath [ xorg.libX11 glib gtk3 cairo pango ];
+  libPath = lib.makeLibraryPath [ xorg.libX11 glib gtk3 cairo pango ];
   redirects = [ "/usr/bin/pkexec=${pkexecPath}" ];
 in let
   binaryPackage = stdenv.mkDerivation {
@@ -66,7 +66,7 @@ in let
       for binary in ${ builtins.concatStringsSep " " binaries }; do
         patchelf \
           --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
-          --set-rpath ${libPath}:${stdenv.cc.cc.lib}/lib${stdenv.lib.optionalString stdenv.is64bit "64"} \
+          --set-rpath ${libPath}:${stdenv.cc.cc.lib}/lib${lib.optionalString stdenv.is64bit "64"} \
           $binary
       done
 
@@ -93,7 +93,7 @@ in let
 
     postFixup = ''
       wrapProgram $out/sublime_bash \
-        --set LD_PRELOAD "${stdenv.cc.cc.lib}/lib${stdenv.lib.optionalString stdenv.is64bit "64"}/libgcc_s.so.1"
+        --set LD_PRELOAD "${stdenv.cc.cc.lib}/lib${lib.optionalString stdenv.is64bit "64"}/libgcc_s.so.1"
 
       wrapProgram $out/${primaryBinary} \
         --set LD_PRELOAD "${libredirect}/lib/libredirect.so" \
@@ -102,7 +102,7 @@ in let
         "''${gappsWrapperArgs[@]}"
 
       # Without this, plugin_host crashes, even though it has the rpath
-      wrapProgram $out/plugin_host --prefix LD_PRELOAD : ${stdenv.cc.cc.lib}/lib${stdenv.lib.optionalString stdenv.is64bit "64"}/libgcc_s.so.1:${openssl.out}/lib/libssl.so:${bzip2.out}/lib/libbz2.so
+      wrapProgram $out/plugin_host --prefix LD_PRELOAD : ${stdenv.cc.cc.lib}/lib${lib.optionalString stdenv.is64bit "64"}/libgcc_s.so.1:${openssl.out}/lib/libssl.so:${bzip2.out}/lib/libbz2.so
     '';
   };
 in stdenv.mkDerivation (rec {
@@ -131,7 +131,7 @@ in stdenv.mkDerivation (rec {
   passthru.updateScript = writeScript "${pname}-update-script" ''
     #!${stdenv.shell}
     set -o errexit
-    PATH=${stdenv.lib.makeBinPath [ common-updater-scripts curl gnugrep ]}
+    PATH=${lib.makeBinPath [ common-updater-scripts curl gnugrep ]}
 
     latestVersion=$(curl -s ${versionUrl})
 
@@ -140,7 +140,7 @@ in stdenv.mkDerivation (rec {
         exit 0
     fi
 
-    for platform in ${stdenv.lib.concatStringsSep " " meta.platforms}; do
+    for platform in ${lib.concatStringsSep " " meta.platforms}; do
         # The script will not perform an update when the version attribute is up to date from previous platform run
         # We need to clear it before each run
         update-source-version ${packageAttribute}.${primaryBinary} 0 0000000000000000000000000000000000000000000000000000000000000000 --file=${versionFile} --version-key=buildVersion --system=$platform
diff --git a/pkgs/applications/editors/texmacs/common.nix b/pkgs/applications/editors/texmacs/common.nix
index 9479295e7471f..3ffcc8ecf45ca 100644
--- a/pkgs/applications/editors/texmacs/common.nix
+++ b/pkgs/applications/editors/texmacs/common.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, tex, extraFonts, chineseFonts, japaneseFonts, koreanFonts }:
+{ lib, stdenv, fetchurl, tex, extraFonts, chineseFonts, japaneseFonts, koreanFonts }:
 rec {
   extraFontsSrc = fetchurl {
     url = "ftp://ftp.texmacs.org/pub/TeXmacs/fonts/TeXmacs-extra-fonts-1.0-noarch.tar.gz";
@@ -63,6 +63,6 @@ rec {
     collaborative authoring are planned for later.
   '';
     homepage = "http://texmacs.org/";
-    license = stdenv.lib.licenses.gpl2Plus;
+    license = lib.licenses.gpl2Plus;
   };
 }
diff --git a/pkgs/applications/editors/texmacs/darwin.nix b/pkgs/applications/editors/texmacs/darwin.nix
index a5117f3a67863..ff090dd3259a5 100644
--- a/pkgs/applications/editors/texmacs/darwin.nix
+++ b/pkgs/applications/editors/texmacs/darwin.nix
@@ -1,4 +1,4 @@
-{ stdenv, callPackage, fetchurl,
+{ lib, stdenv, callPackage, fetchurl,
   guile_1_8, qt4, zlib, freetype, CoreFoundation, Cocoa, gettext, libiconv, ghostscript,
   tex ? null,
   aspell ? null,
@@ -49,12 +49,12 @@ stdenv.mkDerivation {
     "${ghostscript}/bin:" +
     (if aspell == null then "" else "${aspell}/bin:") +
     (if tex == null then "" else "${tex}/bin:") +
-    (if netpbm == null then "" else "${stdenv.lib.getBin netpbm}/bin:") +
+    (if netpbm == null then "" else "${lib.getBin netpbm}/bin:") +
     (if imagemagick == null then "" else "${imagemagick}/bin:");
 
   enableParallelBuilding = true;
 
   meta = common.meta // {
-    platforms = stdenv.lib.platforms.darwin;
+    platforms = lib.platforms.darwin;
   };
 }
diff --git a/pkgs/applications/editors/vbindiff/default.nix b/pkgs/applications/editors/vbindiff/default.nix
index 110b7caaf81ac..9a103867fbc69 100644
--- a/pkgs/applications/editors/vbindiff/default.nix
+++ b/pkgs/applications/editors/vbindiff/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, ncurses }:
+{ lib, stdenv, fetchurl, ncurses }:
 
 stdenv.mkDerivation rec {
   pname = "vbindiff";
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "A terminal visual binary diff viewer";
     homepage = "https://www.cjmweb.net/vbindiff/";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.gpl2Plus;
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/editors/vim/configurable.nix b/pkgs/applications/editors/vim/configurable.nix
index aa8120470d140..eb015550c3941 100644
--- a/pkgs/applications/editors/vim/configurable.nix
+++ b/pkgs/applications/editors/vim/configurable.nix
@@ -1,4 +1,4 @@
-{ source ? "default", callPackage, stdenv, ncurses, pkgconfig, gettext
+{ source ? "default", callPackage, lib, stdenv, ncurses, pkgconfig, gettext
 , writeText, config, glib, gtk2-x11, gtk3-x11, lua, python3, perl, tcl, ruby
 , libX11, libXext, libSM, libXpm, libXt, libXaw, libXau, libXmu
 , libICE
@@ -72,7 +72,7 @@ in stdenv.mkDerivation rec {
     default = common.src; # latest release
   };
 
-  patches = [ ./cflags-prune.diff ] ++ stdenv.lib.optional ftNixSupport ./ft-nix-support.patch;
+  patches = [ ./cflags-prune.diff ] ++ lib.optional ftNixSupport ./ft-nix-support.patch;
 
   configureFlags = [
     "--enable-gui=${guiSupport}"
@@ -95,50 +95,50 @@ in stdenv.mkDerivation rec {
     "--disable-carbon_check"
     "--disable-gtktest"
   ]
-  ++ stdenv.lib.optional stdenv.isDarwin
+  ++ lib.optional stdenv.isDarwin
      (if darwinSupport then "--enable-darwin" else "--disable-darwin")
-  ++ stdenv.lib.optionals luaSupport [
+  ++ lib.optionals luaSupport [
     "--with-lua-prefix=${lua}"
     "--enable-luainterp"
-  ] ++ stdenv.lib.optional lua.pkgs.isLuaJIT [
+  ] ++ lib.optional lua.pkgs.isLuaJIT [
     "--with-luajit"
   ]
-  ++ stdenv.lib.optionals pythonSupport [
+  ++ lib.optionals pythonSupport [
     "--enable-python3interp=yes"
     "--with-python3-config-dir=${python3}/lib"
     # Disables Python 2
     "--disable-pythoninterp"
   ]
-  ++ stdenv.lib.optional nlsSupport          "--enable-nls"
-  ++ stdenv.lib.optional perlSupport         "--enable-perlinterp"
-  ++ stdenv.lib.optional rubySupport         "--enable-rubyinterp"
-  ++ stdenv.lib.optional tclSupport          "--enable-tclinterp"
-  ++ stdenv.lib.optional multibyteSupport    "--enable-multibyte"
-  ++ stdenv.lib.optional cscopeSupport       "--enable-cscope"
-  ++ stdenv.lib.optional netbeansSupport     "--enable-netbeans"
-  ++ stdenv.lib.optional ximSupport          "--enable-xim";
+  ++ lib.optional nlsSupport          "--enable-nls"
+  ++ lib.optional perlSupport         "--enable-perlinterp"
+  ++ lib.optional rubySupport         "--enable-rubyinterp"
+  ++ lib.optional tclSupport          "--enable-tclinterp"
+  ++ lib.optional multibyteSupport    "--enable-multibyte"
+  ++ lib.optional cscopeSupport       "--enable-cscope"
+  ++ lib.optional netbeansSupport     "--enable-netbeans"
+  ++ lib.optional ximSupport          "--enable-xim";
 
   nativeBuildInputs = [
     pkgconfig
   ]
-  ++ stdenv.lib.optional wrapPythonDrv makeWrapper
-  ++ stdenv.lib.optional nlsSupport gettext
-  ++ stdenv.lib.optional perlSupport perl
-  ++ stdenv.lib.optional (guiSupport == "gtk3") wrapGAppsHook
+  ++ lib.optional wrapPythonDrv makeWrapper
+  ++ lib.optional nlsSupport gettext
+  ++ lib.optional perlSupport perl
+  ++ lib.optional (guiSupport == "gtk3") wrapGAppsHook
   ;
 
   buildInputs = [ ncurses libX11 libXext libSM libXpm libXt libXaw libXau
     libXmu glib libICE ]
-    ++ stdenv.lib.optional (guiSupport == "gtk2") gtk2-x11
-    ++ stdenv.lib.optional (guiSupport == "gtk3") gtk3-x11
-    ++ stdenv.lib.optionals darwinSupport [ CoreServices CoreData Cocoa Foundation libobjc ]
-    ++ stdenv.lib.optional luaSupport lua
-    ++ stdenv.lib.optional pythonSupport python3
-    ++ stdenv.lib.optional tclSupport tcl
-    ++ stdenv.lib.optional rubySupport ruby;
+    ++ lib.optional (guiSupport == "gtk2") gtk2-x11
+    ++ lib.optional (guiSupport == "gtk3") gtk3-x11
+    ++ lib.optionals darwinSupport [ CoreServices CoreData Cocoa Foundation libobjc ]
+    ++ lib.optional luaSupport lua
+    ++ lib.optional pythonSupport python3
+    ++ lib.optional tclSupport tcl
+    ++ lib.optional rubySupport ruby;
 
   preConfigure = ''
-    '' + stdenv.lib.optionalString ftNixSupport ''
+    '' + lib.optionalString ftNixSupport ''
       cp ${vimPlugins.vim-nix.src}/ftplugin/nix.vim runtime/ftplugin/nix.vim
       cp ${vimPlugins.vim-nix.src}/indent/nix.vim runtime/indent/nix.vim
       cp ${vimPlugins.vim-nix.src}/syntax/nix.vim runtime/syntax/nix.vim
@@ -150,20 +150,20 @@ in stdenv.mkDerivation rec {
 
   postInstall = ''
     ln -s $out/bin/vim $out/bin/vi
-  '' + stdenv.lib.optionalString stdenv.isLinux ''
+  '' + lib.optionalString stdenv.isLinux ''
     patchelf --set-rpath \
-      "$(patchelf --print-rpath $out/bin/vim):${stdenv.lib.makeLibraryPath buildInputs}" \
+      "$(patchelf --print-rpath $out/bin/vim):${lib.makeLibraryPath buildInputs}" \
       "$out"/bin/vim
     if [[ -e "$out"/bin/gvim ]]; then
       patchelf --set-rpath \
-        "$(patchelf --print-rpath $out/bin/vim):${stdenv.lib.makeLibraryPath buildInputs}" \
+        "$(patchelf --print-rpath $out/bin/vim):${lib.makeLibraryPath buildInputs}" \
         "$out"/bin/gvim
     fi
 
     ln -sfn '${nixosRuntimepath}' "$out"/share/vim/vimrc
-  '' + stdenv.lib.optionalString wrapPythonDrv ''
+  '' + lib.optionalString wrapPythonDrv ''
     wrapProgram "$out/bin/vim" --prefix PATH : "${python3}/bin"
-  '' + stdenv.lib.optionalString (guiSupport == "gtk3") ''
+  '' + lib.optionalString (guiSupport == "gtk3") ''
 
     rewrap () {
       rm -f "$out/bin/$1"
diff --git a/pkgs/applications/editors/vim/default.nix b/pkgs/applications/editors/vim/default.nix
index 95d2076153cb3..9b14199243563 100644
--- a/pkgs/applications/editors/vim/default.nix
+++ b/pkgs/applications/editors/vim/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, callPackage, ncurses, gettext, pkgconfig
+{ lib, stdenv, fetchurl, callPackage, ncurses, gettext, pkgconfig
 # default vimrc
 , vimrc ? fetchurl {
     name = "default-vimrc";
@@ -19,12 +19,12 @@ stdenv.mkDerivation {
 
   nativeBuildInputs = [ gettext pkgconfig ];
   buildInputs = [ ncurses ]
-    ++ stdenv.lib.optionals stdenv.hostPlatform.isDarwin [ Carbon Cocoa ];
+    ++ lib.optionals stdenv.hostPlatform.isDarwin [ Carbon Cocoa ];
 
   configureFlags = [
     "--enable-multibyte"
     "--enable-nls"
-  ] ++ stdenv.lib.optionals (stdenv.hostPlatform != stdenv.buildPlatform) [
+  ] ++ lib.optionals (stdenv.hostPlatform != stdenv.buildPlatform) [
     "vim_cv_toupper_broken=no"
     "--with-tlib=ncurses"
     "vim_cv_terminfo=yes"
diff --git a/pkgs/applications/editors/vim/vimacs.nix b/pkgs/applications/editors/vim/vimacs.nix
index cb77e60cf0027..628b4c46cba59 100644
--- a/pkgs/applications/editors/vim/vimacs.nix
+++ b/pkgs/applications/editors/vim/vimacs.nix
@@ -29,6 +29,6 @@ stdenv.mkDerivation rec {
     description = "Vim-Improved eMACS: Emacs emulation for Vim";
     homepage = "http://algorithm.com.au/code/vimacs";
     license = licenses.gpl2Plus;
-    maintainers = with stdenv.lib.maintainers; [ millerjason ];
+    maintainers = with lib.maintainers; [ millerjason ];
   };
 }
diff --git a/pkgs/applications/editors/vis/default.nix b/pkgs/applications/editors/vis/default.nix
index bd6eba94907fd..f12112692343b 100644
--- a/pkgs/applications/editors/vis/default.nix
+++ b/pkgs/applications/editors/vis/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
     libtermkey
     lua
     lpeg
-  ] ++ stdenv.lib.optionals stdenv.isLinux [
+  ] ++ lib.optionals stdenv.isLinux [
     acl
     libselinux
   ];
@@ -51,10 +51,10 @@ stdenv.mkDerivation rec {
     comment = meta.description;
     desktopName = "vis";
     genericName = "Text editor";
-    categories = stdenv.lib.concatStringsSep ";" [
+    categories = lib.concatStringsSep ";" [
       "Application" "Development" "IDE"
     ];
-    mimeType = stdenv.lib.concatStringsSep ";" [
+    mimeType = lib.concatStringsSep ";" [
       "text/plain" "application/octet-stream"
     ];
     startupNotify = "false";
diff --git a/pkgs/applications/editors/wxhexeditor/default.nix b/pkgs/applications/editors/wxhexeditor/default.nix
index 9b0fd592a6a2e..09037b2f0c3ce 100644
--- a/pkgs/applications/editors/wxhexeditor/default.nix
+++ b/pkgs/applications/editors/wxhexeditor/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, fetchpatch, wxGTK, autoconf, automake, libtool, python, gettext }:
+{ lib, stdenv, fetchFromGitHub, fetchpatch, wxGTK, autoconf, automake, libtool, python, gettext }:
 
 stdenv.mkDerivation rec {
   pname = "wxHexEditor";
@@ -44,7 +44,7 @@ stdenv.mkDerivation rec {
       wxHexEditor could edit HDD/SDD disk devices or partitions in raw up to exabyte sizes.
     '';
     homepage = "http://www.wxhexeditor.org/";
-    license = stdenv.lib.licenses.gpl2;
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/editors/zile/default.nix b/pkgs/applications/editors/zile/default.nix
index 81c86fb400edc..7d36a2fd7f5f6 100644
--- a/pkgs/applications/editors/zile/default.nix
+++ b/pkgs/applications/editors/zile/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ perl pkg-config ]
     # `help2man' wants to run Zile, which won't work when the
     # newly-produced binary can't be run at build-time.
-    ++ stdenv.lib.optional
+    ++ lib.optional
          (stdenv.hostPlatform == stdenv.buildPlatform)
          help2man;
 
diff --git a/pkgs/applications/gis/grass/default.nix b/pkgs/applications/gis/grass/default.nix
index c1b7841dc58a0..414c08d27f9dd 100644
--- a/pkgs/applications/gis/grass/default.nix
+++ b/pkgs/applications/gis/grass/default.nix
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
   name = "grass";
   version = "7.6.1";
 
-  src = with stdenv.lib; fetchFromGitHub {
+  src = with lib; fetchFromGitHub {
     owner = "OSGeo";
     repo = "grass";
     rev = "${name}_${replaceStrings ["."] ["_"] version}";
@@ -51,7 +51,7 @@ stdenv.mkDerivation rec {
   ];
 
   # Otherwise a very confusing "Can't load GDAL library" error
-  makeFlags = stdenv.lib.optional stdenv.isDarwin "GDAL_DYNAMIC=";
+  makeFlags = lib.optional stdenv.isDarwin "GDAL_DYNAMIC=";
 
   /* Ensures that the python script run at build time are actually executable;
    * otherwise, patchShebangs ignores them.  */
@@ -103,8 +103,8 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://grass.osgeo.org/";
     description = "GIS software suite used for geospatial data management and analysis, image processing, graphics and maps production, spatial modeling, and visualization";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.all;
-    maintainers = with stdenv.lib.maintainers; [mpickering];
+    license = lib.licenses.gpl2Plus;
+    platforms = lib.platforms.all;
+    maintainers = with lib.maintainers; [mpickering];
   };
 }
diff --git a/pkgs/applications/gis/openorienteering-mapper/default.nix b/pkgs/applications/gis/openorienteering-mapper/default.nix
index e4307e244ad0c..81e81c88537d4 100644
--- a/pkgs/applications/gis/openorienteering-mapper/default.nix
+++ b/pkgs/applications/gis/openorienteering-mapper/default.nix
@@ -52,7 +52,7 @@ mkDerivation rec {
     # See https://github.com/NixOS/nixpkgs/issues/85306
     "-DLICENSING_PROVIDER:BOOL=OFF"
     "-DMapper_MANUAL_QTHELP:BOOL=OFF"
-  ] ++ stdenv.lib.optionals stdenv.isDarwin [
+  ] ++ lib.optionals stdenv.isDarwin [
     # FindGDAL is broken and always finds /Library/Framework unless this is
     # specified
     "-DGDAL_INCLUDE_DIR=${gdal}/include"
diff --git a/pkgs/applications/gis/whitebox-tools/default.nix b/pkgs/applications/gis/whitebox-tools/default.nix
index c31701901ec5d..1e7390f8c8385 100644
--- a/pkgs/applications/gis/whitebox-tools/default.nix
+++ b/pkgs/applications/gis/whitebox-tools/default.nix
@@ -10,7 +10,7 @@ rustPlatform.buildRustPackage rec {
     sha256 = "0s5byn8qyi1bm59j9vhwqaygw5cxipc7wbd3flh7n24nx0s8pr8c";
   };
 
-  buildInputs = stdenv.lib.optional stdenv.isDarwin Security;
+  buildInputs = lib.optional stdenv.isDarwin Security;
 
   cargoSha256 = "09rz8f1xyc64qjbj6pgw8jxr2a7chghmdc6sfkbv7hdvx6vg4wvk";
 
diff --git a/pkgs/applications/graphics/ahoviewer/default.nix b/pkgs/applications/graphics/ahoviewer/default.nix
index a994ae271c9c3..ec146767a6aeb 100644
--- a/pkgs/applications/graphics/ahoviewer/default.nix
+++ b/pkgs/applications/graphics/ahoviewer/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
     gst_all_1.gst-plugins-good
     gst_all_1.gst-libav
     gst_all_1.gst-plugins-base
-  ] ++ stdenv.lib.optional useUnrar unrar;
+  ] ++ lib.optional useUnrar unrar;
 
   NIX_LDFLAGS = "-lpthread";
 
diff --git a/pkgs/applications/graphics/apitrace/default.nix b/pkgs/applications/graphics/apitrace/default.nix
index 462962d9e188b..f842cf6f5c4b8 100644
--- a/pkgs/applications/graphics/apitrace/default.nix
+++ b/pkgs/applications/graphics/apitrace/default.nix
@@ -52,7 +52,7 @@ stdenv.mkDerivation rec {
     for i in $out/bin/eglretrace $out/bin/glretrace
     do
       echo "Patching RPath for $i"
-      patchelf --set-rpath "${stdenv.lib.makeLibraryPath [libglvnd]}:$(patchelf --print-rpath $i)" $i
+      patchelf --set-rpath "${lib.makeLibraryPath [libglvnd]}:$(patchelf --print-rpath $i)" $i
     done
 
     wrapQtApp $out/bin/qapitrace
diff --git a/pkgs/applications/graphics/autopanosiftc/default.nix b/pkgs/applications/graphics/autopanosiftc/default.nix
index 5c649b384c789..129e3e5476914 100644
--- a/pkgs/applications/graphics/autopanosiftc/default.nix
+++ b/pkgs/applications/graphics/autopanosiftc/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, cmake, libpng, libtiff, libjpeg, panotools, libxml2 }:
+{lib, stdenv, fetchurl, cmake, libpng, libtiff, libjpeg, panotools, libxml2 }:
 
 stdenv.mkDerivation {
   name = "autopano-sift-C-2.5.1";
@@ -21,7 +21,7 @@ stdenv.mkDerivation {
   meta = {
     homepage = "http://hugin.sourceforge.net/";
     description = "Implementation in C of the autopano-sift algorithm for automatically stitching panoramas";
-    license = stdenv.lib.licenses.gpl2;
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/graphics/autotrace/default.nix b/pkgs/applications/graphics/autotrace/default.nix
index 54cc09a4d18f0..5e8e1e63344b5 100644
--- a/pkgs/applications/graphics/autotrace/default.nix
+++ b/pkgs/applications/graphics/autotrace/default.nix
@@ -36,7 +36,7 @@ stdenv.mkDerivation rec {
   autofig = callPackage ./autofig.nix {};
   nativeBuildInputs = [ autoreconfHook glib autofig pkgconfig gettext ];
   buildInputs = [ libpng12 imagemagick pstoedit ]
-    ++ stdenv.lib.optionals stdenv.isDarwin
+    ++ lib.optionals stdenv.isDarwin
        (with darwin.apple_sdk.frameworks; [ gd ApplicationServices ]);
 
   postUnpack = ''
diff --git a/pkgs/applications/graphics/avocode/default.nix b/pkgs/applications/graphics/avocode/default.nix
index 65fc56f81b1c0..7627d79554a52 100644
--- a/pkgs/applications/graphics/avocode/default.nix
+++ b/pkgs/applications/graphics/avocode/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
     sha256 = "06xf5y2mljk3pd74ap9n90bhhidbzpg5c6wws361ygd4f3x86c46";
   };
 
-  libPath = stdenv.lib.makeLibraryPath (with xorg; [
+  libPath = lib.makeLibraryPath (with xorg; [
     stdenv.cc.cc.lib
     at-spi2-core.out
     gdk-pixbuf
diff --git a/pkgs/applications/graphics/c3d/default.nix b/pkgs/applications/graphics/c3d/default.nix
index 4317cc78cda3b..0a4ed515511c0 100644
--- a/pkgs/applications/graphics/c3d/default.nix
+++ b/pkgs/applications/graphics/c3d/default.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ cmake ];
   buildInputs = [ itk4 ]
-    ++ stdenv.lib.optional stdenv.isDarwin Cocoa;
+    ++ lib.optional stdenv.isDarwin Cocoa;
 
   meta = with lib; {
     homepage = "https://github.com/pyushkevich/c3d";
diff --git a/pkgs/applications/graphics/comical/default.nix b/pkgs/applications/graphics/comical/default.nix
index 800709de054a5..5c6ec804e62c8 100644
--- a/pkgs/applications/graphics/comical/default.nix
+++ b/pkgs/applications/graphics/comical/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, wxGTK, util-linux, zlib }:
+{lib, stdenv, fetchurl, wxGTK, util-linux, zlib }:
 
 stdenv.mkDerivation rec {
   name = "comical-0.8";
@@ -16,8 +16,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Viewer of CBR and CBZ files, often used to store scanned comics";
     homepage = "http://comical.sourceforge.net/";
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = with stdenv.lib.maintainers; [viric];
-    platforms = with stdenv.lib.platforms; linux;
+    license = lib.licenses.gpl2Plus;
+    maintainers = with lib.maintainers; [viric];
+    platforms = with lib.platforms; linux;
   };
 }
diff --git a/pkgs/applications/graphics/darktable/default.nix b/pkgs/applications/graphics/darktable/default.nix
index c93b94ee18360..550b23173fce2 100644
--- a/pkgs/applications/graphics/darktable/default.nix
+++ b/pkgs/applications/graphics/darktable/default.nix
@@ -22,14 +22,14 @@ stdenv.mkDerivation rec {
     libgphoto2 libjpeg libpng librsvg libtiff openexr sqlite libxslt
     libsoup graphicsmagick json-glib openjpeg lua pugixml
     libwebp libsecret gnome3.adwaita-icon-theme osm-gps-map pcre isocodes
-  ] ++ stdenv.lib.optionals stdenv.isLinux [
+  ] ++ lib.optionals stdenv.isLinux [
     colord colord-gtk libX11 ocl-icd
-  ] ++ stdenv.lib.optional stdenv.isDarwin gtk-mac-integration
-    ++ stdenv.lib.optional stdenv.cc.isClang llvmPackages.openmp;
+  ] ++ lib.optional stdenv.isDarwin gtk-mac-integration
+    ++ lib.optional stdenv.cc.isClang llvmPackages.openmp;
 
   cmakeFlags = [
     "-DBUILD_USERMANUAL=False"
-  ] ++ stdenv.lib.optionals stdenv.isDarwin [
+  ] ++ lib.optionals stdenv.isDarwin [
     "-DUSE_COLORD=OFF"
     "-DUSE_KWALLET=OFF"
   ];
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
   # the wrappers:
   preFixup = let
     libPathEnvVar = if stdenv.isDarwin then "DYLD_LIBRARY_PATH" else "LD_LIBRARY_PATH";
-    libPathPrefix = "$out/lib/darktable" + stdenv.lib.optionalString stdenv.isLinux ":${ocl-icd}/lib";
+    libPathPrefix = "$out/lib/darktable" + lib.optionalString stdenv.isLinux ":${ocl-icd}/lib";
   in ''
     for f in $out/share/darktable/kernels/*.cl; do
       sed -r "s|#include \"(.*)\"|#include \"$out/share/darktable/kernels/\1\"|g" -i "$f"
diff --git a/pkgs/applications/graphics/dia/default.nix b/pkgs/applications/graphics/dia/default.nix
index da6047a025666..2648828cfdcd6 100644
--- a/pkgs/applications/graphics/dia/default.nix
+++ b/pkgs/applications/graphics/dia/default.nix
@@ -16,8 +16,8 @@ stdenv.mkDerivation {
   buildInputs =
     [ gtk2 libxml2 gettext python libxml2Python docbook5
       libxslt docbook_xsl libart_lgpl ]
-      ++ stdenv.lib.optional withGNOME libgnomeui
-      ++ stdenv.lib.optional stdenv.isDarwin gtk-mac-integration-gtk2;
+      ++ lib.optional withGNOME libgnomeui
+      ++ lib.optional stdenv.isDarwin gtk-mac-integration-gtk2;
 
   nativeBuildInputs = [ autoconf automake libtool pkgconfig intltool ]
     ++ (with perlPackages; [ perl XMLParser ]);
@@ -25,7 +25,7 @@ stdenv.mkDerivation {
   preConfigure = ''
     NOCONFIGURE=1 ./autogen.sh # autoreconfHook is not enough
   '';
-  configureFlags = stdenv.lib.optional withGNOME "--enable-gnome";
+  configureFlags = lib.optional withGNOME "--enable-gnome";
 
   hardeningDisable = [ "format" ];
 
diff --git a/pkgs/applications/graphics/displaycal/default.nix b/pkgs/applications/graphics/displaycal/default.nix
index 5b324a5974d7c..9437d04108c21 100644
--- a/pkgs/applications/graphics/displaycal/default.nix
+++ b/pkgs/applications/graphics/displaycal/default.nix
@@ -1,5 +1,5 @@
 { python2
-, stdenv
+, lib, stdenv
 , fetchurl
 , pkgconfig
 , libXext
@@ -65,8 +65,8 @@ in buildPythonApplication rec {
   meta = {
     description = "Display Calibration and Characterization powered by Argyll CMS";
     homepage = "https://displaycal.net/";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = [stdenv.lib.maintainers.marcweber];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl3;
+    maintainers = [lib.maintainers.marcweber];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/graphics/djview/default.nix b/pkgs/applications/graphics/djview/default.nix
index a7fc17ce29b10..1b475df92a63f 100644
--- a/pkgs/applications/graphics/djview/default.nix
+++ b/pkgs/applications/graphics/djview/default.nix
@@ -29,7 +29,7 @@ mkDerivation rec {
     qtbase
     xorg.libXt
     libtiff
-  ] ++ stdenv.lib.optional stdenv.isDarwin darwin.apple_sdk.frameworks.AGL;
+  ] ++ lib.optional stdenv.isDarwin darwin.apple_sdk.frameworks.AGL;
 
   configureFlags = [
     "--disable-silent-rules"
@@ -37,7 +37,7 @@ mkDerivation rec {
     "--with-x"
     "--with-tiff"
     # NOTE: 2019-09-19: experimental "--enable-npdjvu" fails
-  ] ++ stdenv.lib.optional stdenv.isDarwin "--enable-mac";
+  ] ++ lib.optional stdenv.isDarwin "--enable-mac";
 
   passthru = {
     mozillaPlugin = "/lib/mozilla/plugins";
diff --git a/pkgs/applications/graphics/dosage/default.nix b/pkgs/applications/graphics/dosage/default.nix
index b491c3e3ead09..b2997c2c474a0 100644
--- a/pkgs/applications/graphics/dosage/default.nix
+++ b/pkgs/applications/graphics/dosage/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, python3Packages, fetchFromGitHub }:
+{ lib, stdenv, python3Packages, fetchFromGitHub }:
 
 python3Packages.buildPythonApplication rec {
   pname = "dosage";
@@ -23,6 +23,6 @@ python3Packages.buildPythonApplication rec {
   meta = {
     description = "A comic strip downloader and archiver";
     homepage = "https://dosage.rocks/";
-    license = stdenv.lib.licenses.mit;
+    license = lib.licenses.mit;
   };
 }
diff --git a/pkgs/applications/graphics/exrdisplay/default.nix b/pkgs/applications/graphics/exrdisplay/default.nix
index 7841e9d571b74..12e4ec4496dc0 100644
--- a/pkgs/applications/graphics/exrdisplay/default.nix
+++ b/pkgs/applications/graphics/exrdisplay/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, fltk, openexr, libGLU, libGL, ctl }:
+{ lib, stdenv, fetchurl, pkgconfig, fltk, openexr, libGLU, libGL, ctl }:
 
 stdenv.mkDerivation {
   name ="openexr_viewers-2.2.1";
@@ -22,7 +22,7 @@ stdenv.mkDerivation {
   meta = {
     description = "Application for viewing OpenEXR images on a display at various exposure settings";
     homepage = "http://openexr.com";
-    platforms = stdenv.lib.platforms.linux;
-    license = stdenv.lib.licenses.bsd3;
+    platforms = lib.platforms.linux;
+    license = lib.licenses.bsd3;
   };
 }
diff --git a/pkgs/applications/graphics/f3d/default.nix b/pkgs/applications/graphics/f3d/default.nix
index e90d0e13f2254..2e01af5c4fc40 100644
--- a/pkgs/applications/graphics/f3d/default.nix
+++ b/pkgs/applications/graphics/f3d/default.nix
@@ -15,8 +15,8 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ cmake ];
 
   buildInputs = [ vtk_9 ]
-    ++ stdenv.lib.optionals stdenv.isLinux [ libGL libX11 ]
-    ++ stdenv.lib.optionals stdenv.isDarwin [ Cocoa OpenGL ];
+    ++ lib.optionals stdenv.isLinux [ libGL libX11 ]
+    ++ lib.optionals stdenv.isDarwin [ Cocoa OpenGL ];
 
   meta = with lib; {
     description = "Fast and minimalist 3D viewer using VTK";
diff --git a/pkgs/applications/graphics/feh/default.nix b/pkgs/applications/graphics/feh/default.nix
index a7d26f5300a6d..e1a488a4c27d0 100644
--- a/pkgs/applications/graphics/feh/default.nix
+++ b/pkgs/applications/graphics/feh/default.nix
@@ -1,9 +1,9 @@
-{ stdenv, fetchurl, makeWrapper
+{ lib, stdenv, fetchurl, makeWrapper
 , xorg, imlib2, libjpeg, libpng
 , curl, libexif, jpegexiforient, perlPackages
 , enableAutoreload ? !stdenv.hostPlatform.isDarwin }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   pname = "feh";
diff --git a/pkgs/applications/graphics/fluxus/default.nix b/pkgs/applications/graphics/fluxus/default.nix
index 05260dc9812a2..acec5293101fc 100644
--- a/pkgs/applications/graphics/fluxus/default.nix
+++ b/pkgs/applications/graphics/fluxus/default.nix
@@ -76,7 +76,7 @@ stdenv.mkDerivation rec {
     "RacketPrefix=${racket}"
     "RacketInclude=${racket}/include/racket"
     "RacketLib=${racket}/lib/racket"
-    "LIBPATH=${stdenv.lib.makeLibraryPath libs}"
+    "LIBPATH=${lib.makeLibraryPath libs}"
     "DESTDIR=build"
   ];
   configurePhase = ''
diff --git a/pkgs/applications/graphics/freepv/default.nix b/pkgs/applications/graphics/freepv/default.nix
index a0356d1298180..bf990c4d0ef82 100644
--- a/pkgs/applications/graphics/freepv/default.nix
+++ b/pkgs/applications/graphics/freepv/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, libjpeg, libGLU, libGL, freeglut, zlib, cmake, libX11, libxml2, libpng,
+{ lib, stdenv, fetchurl, libjpeg, libGLU, libGL, freeglut, zlib, cmake, libX11, libxml2, libpng,
   libXxf86vm }:
 
 stdenv.mkDerivation {
@@ -30,6 +30,6 @@ stdenv.mkDerivation {
   meta = {
     description = "Open source panorama viewer using GL";
     homepage = "http://freepv.sourceforge.net/";
-    license = [ stdenv.lib.licenses.lgpl21 ];
+    license = [ lib.licenses.lgpl21 ];
   };
 }
diff --git a/pkgs/applications/graphics/fstl/default.nix b/pkgs/applications/graphics/fstl/default.nix
index e7eb2c4f92acd..c6b77300cb312 100644
--- a/pkgs/applications/graphics/fstl/default.nix
+++ b/pkgs/applications/graphics/fstl/default.nix
@@ -14,7 +14,7 @@ mkDerivation rec {
     qmake qt/fstl.pro
   '';
 
-  postInstall = stdenv.lib.optionalString stdenv.isDarwin ''
+  postInstall = lib.optionalString stdenv.isDarwin ''
     mkdir -p $out/Applications
     mv fstl.app $out/Applications
   '';
diff --git a/pkgs/applications/graphics/gcolor2/default.nix b/pkgs/applications/graphics/gcolor2/default.nix
index f585a0c5d29c1..34391754e7f07 100644
--- a/pkgs/applications/graphics/gcolor2/default.nix
+++ b/pkgs/applications/graphics/gcolor2/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, gtk2, perlPackages, pkgconfig } :
+{lib, stdenv, fetchurl, gtk2, perlPackages, pkgconfig } :
 
 let version = "0.4"; in
 stdenv.mkDerivation {
@@ -27,8 +27,8 @@ stdenv.mkDerivation {
   meta = {
     description = "Simple GTK 2 color selector";
     homepage = "http://gcolor2.sourceforge.net/";
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = with stdenv.lib.maintainers; [ notthemessiah ];
-    platforms = with stdenv.lib.platforms; unix;
+    license = lib.licenses.gpl2Plus;
+    maintainers = with lib.maintainers; [ notthemessiah ];
+    platforms = with lib.platforms; unix;
   };
 }
diff --git a/pkgs/applications/graphics/geeqie/default.nix b/pkgs/applications/graphics/geeqie/default.nix
index 7167700c244c9..f107d492434f3 100644
--- a/pkgs/applications/graphics/geeqie/default.nix
+++ b/pkgs/applications/graphics/geeqie/default.nix
@@ -35,7 +35,7 @@ stdenv.mkDerivation rec {
     # Allow geeqie to find exiv2 and exiftran, necessary to
     # losslessly rotate JPEG images.
     sed -i $out/lib/geeqie/geeqie-rotate \
-        -e '1 a export PATH=${stdenv.lib.makeBinPath [ exiv2 fbida ]}:$PATH'
+        -e '1 a export PATH=${lib.makeBinPath [ exiv2 fbida ]}:$PATH'
   '';
 
   enableParallelBuilding = true;
diff --git a/pkgs/applications/graphics/gimp/plugins/default.nix b/pkgs/applications/graphics/gimp/plugins/default.nix
index c2e8a47420eba..b2a5b771211cc 100644
--- a/pkgs/applications/graphics/gimp/plugins/default.nix
+++ b/pkgs/applications/graphics/gimp/plugins/default.nix
@@ -189,9 +189,9 @@ in
 
       homepage = "http://lensfun.sebastiankraft.net/";
 
-      license = stdenv.lib.licenses.gpl3Plus;
+      license = lib.licenses.gpl3Plus;
       maintainers = [ ];
-      platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
+      platforms = lib.platforms.gnu ++ lib.platforms.linux;
     };
   };
 
diff --git a/pkgs/applications/graphics/gimp/wrapper.nix b/pkgs/applications/graphics/gimp/wrapper.nix
index 7e8ce913f0220..094dcf0703e43 100644
--- a/pkgs/applications/graphics/gimp/wrapper.nix
+++ b/pkgs/applications/graphics/gimp/wrapper.nix
@@ -4,7 +4,7 @@ let
 allPlugins = lib.filter (pkg: lib.isDerivation pkg && !pkg.meta.broken or false) (lib.attrValues gimpPlugins);
 selectedPlugins = lib.filter (pkg: pkg != gimpPlugins.gimp) (if plugins == null then allPlugins else plugins);
 extraArgs = map (x: x.wrapArgs or "") selectedPlugins;
-versionBranch = stdenv.lib.versions.majorMinor gimp.version;
+versionBranch = lib.versions.majorMinor gimp.version;
 
 in symlinkJoin {
   name = "gimp-with-plugins-${gimp.version}";
diff --git a/pkgs/applications/graphics/glabels/default.nix b/pkgs/applications/graphics/glabels/default.nix
index c6b7b60c98e81..37387e2a72055 100644
--- a/pkgs/applications/graphics/glabels/default.nix
+++ b/pkgs/applications/graphics/glabels/default.nix
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
   version = "3.4.1";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
+    url = "mirror://gnome/sources/${pname}/${lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
     sha256 = "0f2rki8i27pkd9r0gz03cdl1g4vnmvp0j49nhxqn275vi8lmgr0q";
   };
 
diff --git a/pkgs/applications/graphics/gnome-photos/default.nix b/pkgs/applications/graphics/gnome-photos/default.nix
index 425762fdaa966..b292314301719 100644
--- a/pkgs/applications/graphics/gnome-photos/default.nix
+++ b/pkgs/applications/graphics/gnome-photos/default.nix
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
   outputs = [ "out" "installedTests" ];
 
   src = fetchurl {
-    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
+    url = "mirror://gnome/sources/${pname}/${lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
     sha256 = "1i64w69kk3sdf9vn7npnwrhy8qjwn0vizq200x3pgmbrfm3kjzv6";
   };
 
diff --git a/pkgs/applications/graphics/gocr/default.nix b/pkgs/applications/graphics/gocr/default.nix
index 7c586374ec513..3c87e62e3d668 100644
--- a/pkgs/applications/graphics/gocr/default.nix
+++ b/pkgs/applications/graphics/gocr/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, tk }:
+{ lib, stdenv, fetchurl, tk }:
 
 stdenv.mkDerivation rec {
   name = "gocr-0.52";
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "http://jocr.sourceforge.net/";
     description = "GPL Optical Character Recognition";
-    license = stdenv.lib.licenses.gpl2;
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/graphics/grafx2/default.nix b/pkgs/applications/graphics/grafx2/default.nix
index 2a2a6a6759891..961cc7e49f7f0 100644
--- a/pkgs/applications/graphics/grafx2/default.nix
+++ b/pkgs/applications/graphics/grafx2/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, SDL, SDL_image, SDL_ttf, zlib, libpng, pkgconfig, lua5 }:
+{ lib, stdenv, fetchurl, SDL, SDL_image, SDL_ttf, zlib, libpng, pkgconfig, lua5 }:
 
 stdenv.mkDerivation rec {
 
@@ -22,8 +22,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Bitmap paint program inspired by the Amiga programs Deluxe Paint and Brilliance";
     homepage = "http://pulkomandy.tk/projects/GrafX2";
-    license = stdenv.lib.licenses.gpl2;
+    license = lib.licenses.gpl2;
     platforms = [ "x86_64-linux" "i686-linux" ];
-    maintainers = [ stdenv.lib.maintainers.zoomulator ];
+    maintainers = [ lib.maintainers.zoomulator ];
   };
 }
diff --git a/pkgs/applications/graphics/graphicsmagick/compat.nix b/pkgs/applications/graphics/graphicsmagick/compat.nix
index 9517aa78ee461..b715093308fab 100644
--- a/pkgs/applications/graphics/graphicsmagick/compat.nix
+++ b/pkgs/applications/graphics/graphicsmagick/compat.nix
@@ -1,4 +1,4 @@
-{ stdenv, graphicsmagick }:
+{ lib, stdenv, graphicsmagick }:
 
 stdenv.mkDerivation {
   pname = "graphicsmagick-imagemagick-compat";
@@ -31,7 +31,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "ImageMagick interface for GraphicsMagick";
-    license = stdenv.lib.licenses.free;
-    platforms = stdenv.lib.platforms.all;
+    license = lib.licenses.free;
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/graphics/graphicsmagick/default.nix b/pkgs/applications/graphics/graphicsmagick/default.nix
index b8b21e71c9308..5916cdd3b4a09 100644
--- a/pkgs/applications/graphics/graphicsmagick/default.nix
+++ b/pkgs/applications/graphics/graphicsmagick/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, bzip2, freetype, graphviz, ghostscript
+{ lib, stdenv, fetchurl, bzip2, freetype, graphviz, ghostscript
 , libjpeg, libpng, libtiff, libxml2, zlib, libtool, xz, libX11
 , libwebp, quantumdepth ? 8, fixDarwinDylibNames }:
 
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
     ];
 
   nativeBuildInputs = [ xz ]
-    ++ stdenv.lib.optional stdenv.hostPlatform.isDarwin fixDarwinDylibNames;
+    ++ lib.optional stdenv.hostPlatform.isDarwin fixDarwinDylibNames;
 
   postInstall = ''
     sed -i 's/-ltiff.*'\'/\'/ $out/bin/*
@@ -36,7 +36,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "http://www.graphicsmagick.org";
     description = "Swiss army knife of image processing";
-    license = stdenv.lib.licenses.mit;
-    platforms = stdenv.lib.platforms.all;
+    license = lib.licenses.mit;
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/graphics/gscan2pdf/default.nix b/pkgs/applications/graphics/gscan2pdf/default.nix
index 5125df7b7dae3..30c211498279a 100644
--- a/pkgs/applications/graphics/gscan2pdf/default.nix
+++ b/pkgs/applications/graphics/gscan2pdf/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, perlPackages, wrapGAppsHook,
+{ lib, stdenv, fetchurl, perlPackages, wrapGAppsHook,
   # libs
   librsvg, sane-backends, sane-frontends,
   # runtime dependencies
@@ -6,7 +6,7 @@
   # test dependencies
   xvfb_run, liberation_ttf, file, tesseract }:
 
-with stdenv.lib;
+with lib;
 
 perlPackages.buildPerlPackage rec {
   pname = "gscan2pdf";
diff --git a/pkgs/applications/graphics/gthumb/default.nix b/pkgs/applications/graphics/gthumb/default.nix
index c97e28c9f9afb..538e665be2505 100644
--- a/pkgs/applications/graphics/gthumb/default.nix
+++ b/pkgs/applications/graphics/gthumb/default.nix
@@ -36,7 +36,7 @@ stdenv.mkDerivation rec {
   version = "3.10.1";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
+    url = "mirror://gnome/sources/${pname}/${lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
     sha256 = "0gm7q6n9lnjsdqpx5b0cqjayhzwnplqb6p5pshzhbfp2zqd2g9ss";
   };
 
diff --git a/pkgs/applications/graphics/guetzli/default.nix b/pkgs/applications/graphics/guetzli/default.nix
index ccddf907e94cc..d888e55ed3d40 100644
--- a/pkgs/applications/graphics/guetzli/default.nix
+++ b/pkgs/applications/graphics/guetzli/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, libpng, fetchFromGitHub, pkgconfig }:
+{ lib, stdenv, libpng, fetchFromGitHub, pkgconfig }:
 let
   version = "1.0.1";
 in
@@ -23,8 +23,8 @@ stdenv.mkDerivation {
     description = "Perceptual JPEG encoder";
     longDescription = "Guetzli is a JPEG encoder that aims for excellent compression density at high visual quality.";
     homepage = "https://github.com/google/guetzli";
-    license = stdenv.lib.licenses.asl20;
-    platforms = stdenv.lib.platforms.x86_64;
-    maintainers = [ stdenv.lib.maintainers.seppeljordan ];
+    license = lib.licenses.asl20;
+    platforms = lib.platforms.x86_64;
+    maintainers = [ lib.maintainers.seppeljordan ];
   };
 }
diff --git a/pkgs/applications/graphics/inkscape/default.nix b/pkgs/applications/graphics/inkscape/default.nix
index be89d32e722a9..d70e3c5f0d599 100644
--- a/pkgs/applications/graphics/inkscape/default.nix
+++ b/pkgs/applications/graphics/inkscape/default.nix
@@ -122,15 +122,15 @@ stdenv.mkDerivation rec {
     potrace
     python3Env
     zlib
-  ] ++ stdenv.lib.optionals (!stdenv.isDarwin) [
+  ] ++ lib.optionals (!stdenv.isDarwin) [
     gtkspell3
-  ] ++ stdenv.lib.optionals stdenv.isDarwin [
+  ] ++ lib.optionals stdenv.isDarwin [
     cairo
     gtk-mac-integration
   ];
 
   # Make sure PyXML modules can be found at run-time.
-  postInstall = stdenv.lib.optionalString stdenv.isDarwin ''
+  postInstall = lib.optionalString stdenv.isDarwin ''
     install_name_tool -change $out/lib/libinkscape_base.dylib $out/lib/inkscape/libinkscape_base.dylib $out/bin/inkscape
     install_name_tool -change $out/lib/libinkscape_base.dylib $out/lib/inkscape/libinkscape_base.dylib $out/bin/inkview
   '';
diff --git a/pkgs/applications/graphics/ipe/default.nix b/pkgs/applications/graphics/ipe/default.nix
index 6a2a8dbc18fe9..161260bcea949 100644
--- a/pkgs/applications/graphics/ipe/default.nix
+++ b/pkgs/applications/graphics/ipe/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, makeWrapper, pkgconfig, zlib, freetype, cairo, lua5, texlive, ghostscript
+{ lib, stdenv, fetchurl, makeWrapper, pkgconfig, zlib, freetype, cairo, lua5, texlive, ghostscript
 , libjpeg, libpng, qtbase, mkDerivation
 }:
 
@@ -31,13 +31,13 @@ mkDerivation rec {
   meta = {
     description = "An editor for drawing figures";
     homepage = "http://ipe.otfried.org";
-    license = stdenv.lib.licenses.gpl3Plus;
+    license = lib.licenses.gpl3Plus;
     longDescription = ''
       Ipe is an extensible drawing editor for creating figures in PDF and Postscript format.
       It supports making small figures for inclusion into LaTeX-documents
       as well as presentations in PDF.
     '';
-    maintainers = [ stdenv.lib.maintainers.ttuegel ];
-    platforms = stdenv.lib.platforms.linux;
+    maintainers = [ lib.maintainers.ttuegel ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/graphics/kodelife/default.nix b/pkgs/applications/graphics/kodelife/default.nix
index 80abca80f87f0..4eaab036eb95c 100644
--- a/pkgs/applications/graphics/kodelife/default.nix
+++ b/pkgs/applications/graphics/kodelife/default.nix
@@ -40,7 +40,7 @@ stdenv.mkDerivation rec {
   '';
 
   preFixup = let
-    libPath = stdenv.lib.makeLibraryPath [
+    libPath = lib.makeLibraryPath [
       stdenv.cc.cc.lib
       alsaLib
       glib
@@ -49,7 +49,7 @@ stdenv.mkDerivation rec {
       libGLU libGL
       xorg.libX11
     ];
-  in stdenv.lib.optionalString (!stdenv.isDarwin) ''
+  in lib.optionalString (!stdenv.isDarwin) ''
     patchelf \
       --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
       --set-rpath "${libPath}" \
diff --git a/pkgs/applications/graphics/krop/default.nix b/pkgs/applications/graphics/krop/default.nix
index ee49067697709..314e4c6ec140f 100644
--- a/pkgs/applications/graphics/krop/default.nix
+++ b/pkgs/applications/graphics/krop/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, python3Packages, libsForQt5, ghostscript, qt5}:
+{ lib, stdenv, fetchFromGitHub, python3Packages, libsForQt5, ghostscript, qt5}:
 
 python3Packages.buildPythonApplication rec {
   pname = "krop";
@@ -44,8 +44,8 @@ python3Packages.buildPythonApplication rec {
     your eReader does not support convenient scrolling. Krop also has a command line
     interface.
     '';
-    license = stdenv.lib.licenses.gpl3Plus;
-    maintainers = with stdenv.lib.maintainers; [ leenaars ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl3Plus;
+    maintainers = with lib.maintainers; [ leenaars ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/graphics/lazpaint/default.nix b/pkgs/applications/graphics/lazpaint/default.nix
index 2756414d30dee..4dae4dd3f9aa3 100644
--- a/pkgs/applications/graphics/lazpaint/default.nix
+++ b/pkgs/applications/graphics/lazpaint/default.nix
@@ -55,7 +55,7 @@ in stdenv.mkDerivation rec {
 
     # Python is needed for scripts
     makeWrapper $out/share/lazpaint/lazpaint $out/bin/lazpaint \
-      --prefix PATH : ${stdenv.lib.makeBinPath [ python3 ]}
+      --prefix PATH : ${lib.makeBinPath [ python3 ]}
   '';
 
   meta = with lib; {
diff --git a/pkgs/applications/graphics/lightburn/default.nix b/pkgs/applications/graphics/lightburn/default.nix
index 9d2c6c4dd59fa..d90ef152401e7 100644
--- a/pkgs/applications/graphics/lightburn/default.nix
+++ b/pkgs/applications/graphics/lightburn/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, patchelf, fetchurl, p7zip
+{ lib, stdenv, patchelf, fetchurl, p7zip
 , nss, nspr, libusb1
 , qtbase, qtmultimedia, qtserialport
 , autoPatchelfHook, wrapQtAppsHook
@@ -42,8 +42,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Layout, editing, and control software for your laser cutter";
     homepage = "https://lightburnsoftware.com/";
-    license = stdenv.lib.licenses.unfree;
-    maintainers = with stdenv.lib.maintainers; [ q3k ];
+    license = lib.licenses.unfree;
+    maintainers = with lib.maintainers; [ q3k ];
     platforms = [ "x86_64-linux" ];
   };
 }
diff --git a/pkgs/applications/graphics/meh/default.nix b/pkgs/applications/graphics/meh/default.nix
index 0b2e5bc377747..28f307d6cec8e 100644
--- a/pkgs/applications/graphics/meh/default.nix
+++ b/pkgs/applications/graphics/meh/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, libX11, libXext, libjpeg, libpng, giflib }:
+{ lib, stdenv, fetchFromGitHub, libX11, libXext, libjpeg, libpng, giflib }:
 
 stdenv.mkDerivation {
   name = "meh-unstable-2015-04-11";
@@ -21,7 +21,7 @@ stdenv.mkDerivation {
   meta = {
     description = "A minimal image viewer using raw XLib";
     homepage = "https://www.johnhawthorn.com/meh/";
-    license = stdenv.lib.licenses.mit;
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.mit;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/graphics/minidjvu/default.nix b/pkgs/applications/graphics/minidjvu/default.nix
index 2af79659cedb2..40b28dd8566ac 100644
--- a/pkgs/applications/graphics/minidjvu/default.nix
+++ b/pkgs/applications/graphics/minidjvu/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, libtiff, gettext }:
+{lib, stdenv, fetchurl, libtiff, gettext }:
 
 stdenv.mkDerivation {
   name = "minidjvu-0.8";
@@ -20,8 +20,8 @@ stdenv.mkDerivation {
   meta = {
     homepage = "http://djvu.sourceforge.net/djview4.html";
     description = "Black-and-white djvu page encoder and decoder that use interpage information";
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = [ stdenv.lib.maintainers.viric ];
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.gpl2Plus;
+    maintainers = [ lib.maintainers.viric ];
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/graphics/mozjpeg/default.nix b/pkgs/applications/graphics/mozjpeg/default.nix
index e17664a018ab7..5bc67a8c63b05 100644
--- a/pkgs/applications/graphics/mozjpeg/default.nix
+++ b/pkgs/applications/graphics/mozjpeg/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, autoreconfHook, pkgconfig, libpng, nasm }:
+{ lib, stdenv, fetchFromGitHub, autoreconfHook, pkgconfig, libpng, nasm }:
 
 stdenv.mkDerivation rec {
   version = "3.3.1";
@@ -23,8 +23,8 @@ stdenv.mkDerivation rec {
       The idea is to reduce transfer times for JPEGs on the Web, thus reducing page load times.
     '';
     homepage = "https://github.com/mozilla/mozjpeg";
-    license = stdenv.lib.licenses.bsd3;
-    maintainers = [ stdenv.lib.maintainers.aristid ];
-    platforms = stdenv.lib.platforms.all;
+    license = lib.licenses.bsd3;
+    maintainers = [ lib.maintainers.aristid ];
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/graphics/mtpaint/default.nix b/pkgs/applications/graphics/mtpaint/default.nix
index c002e2a8d0549..3565173285b4b 100644
--- a/pkgs/applications/graphics/mtpaint/default.nix
+++ b/pkgs/applications/graphics/mtpaint/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub
+{ lib, stdenv, fetchFromGitHub
 , pkg-config
 , freetype, giflib, gtk3, lcms2, libjpeg, libpng, libtiff, openjpeg, gifsicle
 }:
@@ -35,9 +35,9 @@ stdenv.mkDerivation rec {
       GNU/Linux, Windows and older PC hardware.
     '';
     homepage = "http://mtpaint.sourceforge.net/";
-    license = stdenv.lib.licenses.gpl3Plus;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.vklquevs ];
+    license = lib.licenses.gpl3Plus;
+    platforms = lib.platforms.linux;
+    maintainers = [ lib.maintainers.vklquevs ];
   };
 }
 
diff --git a/pkgs/applications/graphics/nomacs/default.nix b/pkgs/applications/graphics/nomacs/default.nix
index 3c571fedb830c..73a4d631acbb1 100644
--- a/pkgs/applications/graphics/nomacs/default.nix
+++ b/pkgs/applications/graphics/nomacs/default.nix
@@ -53,7 +53,7 @@ mkDerivation rec {
   meta = with lib; {
     homepage = "https://nomacs.org";
     description = "Qt-based image viewer";
-    maintainers = with stdenv.lib.maintainers; [ mindavi ];
+    maintainers = with lib.maintainers; [ mindavi ];
     license = licenses.gpl3Plus;
     repositories.git = "https://github.com/nomacs/nomacs.git";
     inherit (qtbase.meta) platforms;
diff --git a/pkgs/applications/graphics/ocrfeeder/default.nix b/pkgs/applications/graphics/ocrfeeder/default.nix
index 95ff90a8eeff2..ff5d4bdf41de7 100644
--- a/pkgs/applications/graphics/ocrfeeder/default.nix
+++ b/pkgs/applications/graphics/ocrfeeder/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
   version = "0.8.3";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
+    url = "mirror://gnome/sources/${pname}/${lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
     sha256 = "12f5gnq92ffnd5zaj04df7jrnsdz1zn4zcgpbf5p9qnd21i2y529";
   };
 
@@ -55,7 +55,7 @@ stdenv.mkDerivation rec {
       --replace /usr/share/xml/iso-codes ${isocodes}/share/xml/iso-codes
   '';
 
-  enginesPath = stdenv.lib.makeBinPath ([
+  enginesPath = lib.makeBinPath ([
     tesseract4
   ] ++ extraOcrEngines);
 
diff --git a/pkgs/applications/graphics/openscad/default.nix b/pkgs/applications/graphics/openscad/default.nix
index 8ff4d6f27e039..ad80d3a540440 100644
--- a/pkgs/applications/graphics/openscad/default.nix
+++ b/pkgs/applications/graphics/openscad/default.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , fetchFromGitHub
 , qtbase
 , qtmultimedia
@@ -44,8 +44,8 @@ mkDerivation rec {
     eigen boost glew opencsg cgal mpfr gmp glib
     harfbuzz lib3mf libzip double-conversion freetype fontconfig
     qtbase qtmultimedia qscintilla
-  ] ++ stdenv.lib.optionals stdenv.isLinux [ libGLU libGL ]
-    ++ stdenv.lib.optional stdenv.isDarwin qtmacextras
+  ] ++ lib.optionals stdenv.isLinux [ libGLU libGL ]
+    ++ lib.optional stdenv.isDarwin qtmacextras
   ;
 
   qmakeFlags = [ "VERSION=${version}" ];
@@ -53,7 +53,7 @@ mkDerivation rec {
   # src/lexer.l:36:10: fatal error: parser.hxx: No such file or directory
   enableParallelBuilding = false; # true by default due to qmake
 
-  postInstall = stdenv.lib.optionalString stdenv.isDarwin ''
+  postInstall = lib.optionalString stdenv.isDarwin ''
     mkdir $out/Applications
     mv $out/bin/*.app $out/Applications
     rmdir $out/bin || true
@@ -80,8 +80,8 @@ mkDerivation rec {
       interested in creating computer-animated movies.
     '';
     homepage = "http://openscad.org/";
-    license = stdenv.lib.licenses.gpl2;
-    platforms = stdenv.lib.platforms.unix;
-    maintainers = with stdenv.lib.maintainers; [ bjornfor raskin gebner ];
+    license = lib.licenses.gpl2;
+    platforms = lib.platforms.unix;
+    maintainers = with lib.maintainers; [ bjornfor raskin gebner ];
   };
 }
diff --git a/pkgs/applications/graphics/opentoonz/default.nix b/pkgs/applications/graphics/opentoonz/default.nix
index 68830699699e2..d8a6a7c5f9539 100644
--- a/pkgs/applications/graphics/opentoonz/default.nix
+++ b/pkgs/applications/graphics/opentoonz/default.nix
@@ -1,6 +1,6 @@
 { boost, cmake, fetchFromGitHub, freeglut, freetype, glew, libjpeg, libmypaint
 , libpng, libtiff, libusb1, lz4, lzma, lzo, openblas, pkgconfig, qtbase
-, qtmultimedia, qtscript, stdenv, superlu, wrapQtAppsHook, }:
+, qtmultimedia, qtscript, lib, stdenv, superlu, wrapQtAppsHook, }:
 let source = import ./source.nix { inherit fetchFromGitHub; };
 in stdenv.mkDerivation rec {
   inherit (source) src;
@@ -45,7 +45,7 @@ in stdenv.mkDerivation rec {
   meta = {
     description = "Full-featured 2D animation creation software";
     homepage = "https://opentoonz.github.io/";
-    license = stdenv.lib.licenses.bsd3;
-    maintainers = with stdenv.lib.maintainers; [ chkno ];
+    license = lib.licenses.bsd3;
+    maintainers = with lib.maintainers; [ chkno ];
   };
 }
diff --git a/pkgs/applications/graphics/panotools/default.nix b/pkgs/applications/graphics/panotools/default.nix
index c03bdd8331be8..50e0f3955f746 100644
--- a/pkgs/applications/graphics/panotools/default.nix
+++ b/pkgs/applications/graphics/panotools/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, libjpeg, libpng, libtiff, perl }:
+{ fetchurl, lib, stdenv, libjpeg, libpng, libtiff, perl }:
 
 stdenv.mkDerivation rec {
   name = "libpano13-2.9.19";
@@ -16,8 +16,8 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "http://panotools.sourceforge.net/";
     description = "Free software suite for authoring and displaying virtual reality panoramas";
-    license = stdenv.lib.licenses.gpl2Plus;
+    license = lib.licenses.gpl2Plus;
 
-    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # arbitrary choice
+    platforms = lib.platforms.gnu ++ lib.platforms.linux;  # arbitrary choice
   };
 }
diff --git a/pkgs/applications/graphics/photoqt/default.nix b/pkgs/applications/graphics/photoqt/default.nix
index 4f470b014afe5..fe49d5fa154db 100644
--- a/pkgs/applications/graphics/photoqt/default.nix
+++ b/pkgs/applications/graphics/photoqt/default.nix
@@ -1,4 +1,4 @@
-{ mkDerivation, stdenv, fetchurl, cmake, exiv2, graphicsmagick, libraw, fetchpatch
+{ mkDerivation, lib, stdenv, fetchurl, cmake, exiv2, graphicsmagick, libraw, fetchpatch
 , qtbase, qtdeclarative, qtmultimedia, qtquickcontrols, qttools, qtgraphicaleffects
 , extra-cmake-modules, poppler, kimageformats, libarchive, libdevil
 }:
@@ -40,7 +40,7 @@ mkDerivation rec {
   meta = {
     homepage = "https://photoqt.org/";
     description = "Simple, yet powerful and good looking image viewer";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.gpl2Plus;
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/graphics/pinta/default.nix b/pkgs/applications/graphics/pinta/default.nix
index b534763b2456c..c3dd9f548d2de 100644
--- a/pkgs/applications/graphics/pinta/default.nix
+++ b/pkgs/applications/graphics/pinta/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, buildDotnetPackage, dotnetPackages, gtksharp,
+{ lib, stdenv, fetchFromGitHub, buildDotnetPackage, dotnetPackages, gtksharp,
   gettext }:
 
 let
@@ -21,7 +21,7 @@ buildDotnetPackage rec {
   };
 
   # Remove version information from nodes <Reference Include="... Version=... ">
-  postPatch = with stdenv.lib; let
+  postPatch = with lib; let
     csprojFiles = [
       "Pinta/Pinta.csproj"
       "Pinta.Core/Pinta.Core.csproj"
@@ -76,8 +76,8 @@ buildDotnetPackage rec {
   meta = {
     homepage = "https://www.pinta-project.com/";
     description = "Drawing/editing program modeled after Paint.NET";
-    license = stdenv.lib.licenses.mit;
-    maintainers = with stdenv.lib.maintainers; [ ];
-    platforms = with stdenv.lib.platforms; linux;
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ ];
+    platforms = with lib.platforms; linux;
   };
 }
diff --git a/pkgs/applications/graphics/qscreenshot/default.nix b/pkgs/applications/graphics/qscreenshot/default.nix
index 635da088e5604..b3e555358bede 100644
--- a/pkgs/applications/graphics/qscreenshot/default.nix
+++ b/pkgs/applications/graphics/qscreenshot/default.nix
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [ dos2unix which qt ]
-    ++ stdenv.lib.optional stdenv.isDarwin Carbon;
+    ++ lib.optional stdenv.isDarwin Carbon;
 
   # Remove carriage returns that cause /bin/sh to abort
   preConfigure = ''
diff --git a/pkgs/applications/graphics/rapid-photo-downloader/default.nix b/pkgs/applications/graphics/rapid-photo-downloader/default.nix
index 73341cf2ea055..26522d78bcdd0 100644
--- a/pkgs/applications/graphics/rapid-photo-downloader/default.nix
+++ b/pkgs/applications/graphics/rapid-photo-downloader/default.nix
@@ -71,8 +71,8 @@ mkDerivationWith python3Packages.buildPythonApplication rec {
     makeWrapperArgs+=(
       --set GI_TYPELIB_PATH "$GI_TYPELIB_PATH"
       --set PYTHONPATH "$PYTHONPATH"
-      --prefix PATH : "${stdenv.lib.makeBinPath [ exiftool vmtouch ]}"
-      --prefix LD_LIBRARY_PATH : "${stdenv.lib.makeLibraryPath [ libmediainfo ]}"
+      --prefix PATH : "${lib.makeBinPath [ exiftool vmtouch ]}"
+      --prefix LD_LIBRARY_PATH : "${lib.makeLibraryPath [ libmediainfo ]}"
       --prefix GST_PLUGIN_SYSTEM_PATH_1_0 : "$GST_PLUGIN_SYSTEM_PATH_1_0"
       "''${qtWrapperArgs[@]}"
     )
diff --git a/pkgs/applications/graphics/rawtherapee/default.nix b/pkgs/applications/graphics/rawtherapee/default.nix
index 14a46bbfcc873..7f9f4167c64b3 100644
--- a/pkgs/applications/graphics/rawtherapee/default.nix
+++ b/pkgs/applications/graphics/rawtherapee/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, pkgconfig, cmake, pixman, libpthreadstubs, gtkmm3, libXau
+{ lib, stdenv, fetchFromGitHub, pkgconfig, cmake, pixman, libpthreadstubs, gtkmm3, libXau
 , libXdmcp, lcms2, libiptcdata, libcanberra-gtk3, fftw, expat, pcre, libsigcxx, wrapGAppsHook
 , lensfun, librsvg
 }:
@@ -35,8 +35,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "RAW converter and digital photo processing software";
     homepage = "http://www.rawtherapee.com/";
-    license = stdenv.lib.licenses.gpl3Plus;
-    maintainers = with stdenv.lib.maintainers; [ jcumming mahe ];
-    platforms = with stdenv.lib.platforms; linux;
+    license = lib.licenses.gpl3Plus;
+    maintainers = with lib.maintainers; [ jcumming mahe ];
+    platforms = with lib.platforms; linux;
   };
 }
diff --git a/pkgs/applications/graphics/rx/default.nix b/pkgs/applications/graphics/rx/default.nix
index 9350d7c5cd787..78cc664acccea 100644
--- a/pkgs/applications/graphics/rx/default.nix
+++ b/pkgs/applications/graphics/rx/default.nix
@@ -1,9 +1,9 @@
-{ stdenv, rustPlatform, fetchFromGitHub, makeWrapper
+{ lib, stdenv, rustPlatform, fetchFromGitHub, makeWrapper
 , cmake, pkg-config
 , xorg ? null
 , libGL ? null }:
 
-with stdenv.lib;
+with lib;
 
 rustPlatform.buildRustPackage rec {
   pname = "rx";
diff --git a/pkgs/applications/graphics/sane/backends/brscan4/default.nix b/pkgs/applications/graphics/sane/backends/brscan4/default.nix
index 4ad5c24ddd683..0e768afdde1df 100644
--- a/pkgs/applications/graphics/sane/backends/brscan4/default.nix
+++ b/pkgs/applications/graphics/sane/backends/brscan4/default.nix
@@ -1,7 +1,7 @@
-{ stdenv, fetchurl, callPackage, patchelf, makeWrapper, coreutils, libusb-compat-0_1 }:
+{ lib, stdenv, fetchurl, callPackage, patchelf, makeWrapper, coreutils, libusb-compat-0_1 }:
 
 let
-  myPatchElf = file: with stdenv.lib; ''
+  myPatchElf = file: with lib; ''
     patchelf --set-interpreter \
       ${stdenv.glibc}/lib/ld-linux${optionalString stdenv.is64bit "-x86-64"}.so.2 \
       ${file}
@@ -44,7 +44,7 @@ in stdenv.mkDerivation rec {
     done
   '';
 
-  installPhase = with stdenv.lib; ''
+  installPhase = with lib; ''
     PATH_TO_BRSCAN4="opt/brother/scanner/brscan4"
     mkdir -p $out/$PATH_TO_BRSCAN4
     cp -rp $PATH_TO_BRSCAN4/* $out/$PATH_TO_BRSCAN4
@@ -87,8 +87,8 @@ in stdenv.mkDerivation rec {
   meta = {
     description = "Brother brscan4 sane backend driver";
     homepage = "http://www.brother.com";
-    platforms = stdenv.lib.platforms.linux;
-    license = stdenv.lib.licenses.unfree;
-    maintainers = with stdenv.lib.maintainers; [ jraygauthier ];
+    platforms = lib.platforms.linux;
+    license = lib.licenses.unfree;
+    maintainers = with lib.maintainers; [ jraygauthier ];
   };
 }
diff --git a/pkgs/applications/graphics/sane/backends/brscan4/udev_rules_type1.nix b/pkgs/applications/graphics/sane/backends/brscan4/udev_rules_type1.nix
index 682e401c069bd..9ca0a7020609c 100644
--- a/pkgs/applications/graphics/sane/backends/brscan4/udev_rules_type1.nix
+++ b/pkgs/applications/graphics/sane/backends/brscan4/udev_rules_type1.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, libsaneUDevRuleNumber ? "49"}:
+{ lib, stdenv, fetchurl, libsaneUDevRuleNumber ? "49"}:
 
 stdenv.mkDerivation rec {
   name = "brother-udev-rule-type1-1.0.0-1";
@@ -48,8 +48,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Brother type1 scanners udev rules";
     homepage = "http://www.brother.com";
-    platforms = stdenv.lib.platforms.linux;
-    license = stdenv.lib.licenses.unfree;
-    maintainers = with stdenv.lib.maintainers; [ jraygauthier ];
+    platforms = lib.platforms.linux;
+    license = lib.licenses.unfree;
+    maintainers = with lib.maintainers; [ jraygauthier ];
   };
 }
diff --git a/pkgs/applications/graphics/sane/backends/dsseries/default.nix b/pkgs/applications/graphics/sane/backends/dsseries/default.nix
index 37ac02987061e..8a01f70c6b00f 100644
--- a/pkgs/applications/graphics/sane/backends/dsseries/default.nix
+++ b/pkgs/applications/graphics/sane/backends/dsseries/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, rpmextract }:
+{ lib, stdenv, fetchurl, rpmextract }:
 
 stdenv.mkDerivation rec {
   pname = "libsane-dsseries";
@@ -46,8 +46,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Brother DSSeries SANE backend driver";
     homepage = "http://www.brother.com";
-    platforms = stdenv.lib.platforms.linux;
-    license = stdenv.lib.licenses.unfree;
-    maintainers = with stdenv.lib.maintainers; [ callahad ];
+    platforms = lib.platforms.linux;
+    license = lib.licenses.unfree;
+    maintainers = with lib.maintainers; [ callahad ];
   };
 }
diff --git a/pkgs/applications/graphics/sane/backends/generic.nix b/pkgs/applications/graphics/sane/backends/generic.nix
index cef48daca11ad..31ec8e8ddc786 100644
--- a/pkgs/applications/graphics/sane/backends/generic.nix
+++ b/pkgs/applications/graphics/sane/backends/generic.nix
@@ -39,19 +39,19 @@ stdenv.mkDerivation {
   enableParallelBuilding = true;
 
   configureFlags = []
-    ++ stdenv.lib.optional (avahi != null)   "--enable-avahi"
-    ++ stdenv.lib.optional (libusb1 != null) "--with-usb"
+    ++ lib.optional (avahi != null)   "--enable-avahi"
+    ++ lib.optional (libusb1 != null) "--with-usb"
   ;
 
   postInstall = let
 
     compatFirmware = extraFirmware
-      ++ stdenv.lib.optional (gt68xxFirmware != null) {
+      ++ lib.optional (gt68xxFirmware != null) {
         src = gt68xxFirmware.fw;
         inherit (gt68xxFirmware) name;
         backend = "gt68xx";
       }
-      ++ stdenv.lib.optional (snapscanFirmware != null) {
+      ++ lib.optional (snapscanFirmware != null) {
         src = snapscanFirmware;
         name = "your-firmwarefile.bin";
         backend = "snapscan";
@@ -75,7 +75,7 @@ stdenv.mkDerivation {
 
     # net.conf conflicts with the file generated by the nixos module
     rm -f $out/etc/sane.d/net.conf
-  '' + stdenv.lib.concatStrings (builtins.map installFirmware compatFirmware);
+  '' + lib.concatStrings (builtins.map installFirmware compatFirmware);
 
   meta = with lib; {
     description = "SANE (Scanner Access Now Easy) backends";
diff --git a/pkgs/applications/graphics/sane/config.nix b/pkgs/applications/graphics/sane/config.nix
index 2ef1e26f5ac6b..304df652f1575 100644
--- a/pkgs/applications/graphics/sane/config.nix
+++ b/pkgs/applications/graphics/sane/config.nix
@@ -1,8 +1,8 @@
-{ stdenv }:
+{ lib, stdenv }:
 
 { paths }:
 
-with stdenv.lib;
+with lib;
 let installSanePath = path: ''
       if [ -e "${path}/lib/sane" ]; then
         find "${path}/lib/sane" -maxdepth 1 -not -type d | while read backend; do
diff --git a/pkgs/applications/graphics/sane/frontends.nix b/pkgs/applications/graphics/sane/frontends.nix
index 86a1f201f8267..8f5a10268e483 100644
--- a/pkgs/applications/graphics/sane/frontends.nix
+++ b/pkgs/applications/graphics/sane/frontends.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   '';
 
   buildInputs = [ sane-backends libX11 gtk2 ]
-    ++ stdenv.lib.optional (libusb-compat-0_1 != null) libusb-compat-0_1;
+    ++ lib.optional (libusb-compat-0_1 != null) libusb-compat-0_1;
   nativeBuildInputs = [ pkgconfig ];
 
   enableParallelBuilding = true;
diff --git a/pkgs/applications/graphics/sane/xsane.nix b/pkgs/applications/graphics/sane/xsane.nix
index 04d19dee8a8e9..b9e45a767516a 100644
--- a/pkgs/applications/graphics/sane/xsane.nix
+++ b/pkgs/applications/graphics/sane/xsane.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, sane-backends, sane-frontends, libX11, gtk2, pkgconfig, libpng
+{ lib, stdenv, fetchurl, sane-backends, sane-frontends, libX11, gtk2, pkgconfig, libpng
 , libusb-compat-0_1 ? null
 , gimpSupport ? false, gimp ? null
 }:
@@ -21,13 +21,13 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [libpng sane-backends sane-frontends libX11 gtk2 ]
     ++ (if libusb-compat-0_1 != null then [libusb-compat-0_1] else [])
-    ++ stdenv.lib.optional gimpSupport gimp;
+    ++ lib.optional gimpSupport gimp;
 
   meta = {
     homepage = "http://www.sane-project.org/";
     description = "Graphical scanning frontend for sane";
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = with stdenv.lib.maintainers; [peti];
-    platforms = with stdenv.lib.platforms; linux;
+    license = lib.licenses.gpl2Plus;
+    maintainers = with lib.maintainers; [peti];
+    platforms = with lib.platforms; linux;
   };
 }
diff --git a/pkgs/applications/graphics/scantailor/default.nix b/pkgs/applications/graphics/scantailor/default.nix
index 5e05072f7b58b..291825770ac78 100644
--- a/pkgs/applications/graphics/scantailor/default.nix
+++ b/pkgs/applications/graphics/scantailor/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, qt4, cmake, libjpeg, libtiff, boost }:
+{lib, stdenv, fetchurl, qt4, cmake, libjpeg, libtiff, boost }:
 
 stdenv.mkDerivation {
   name = "scantailor-0.9.12.1";
@@ -15,9 +15,9 @@ stdenv.mkDerivation {
     homepage = "http://scantailor.org/";
     description = "Interactive post-processing tool for scanned pages";
 
-    license = stdenv.lib.licenses.gpl3Plus;
+    license = lib.licenses.gpl3Plus;
 
-    maintainers = [ stdenv.lib.maintainers.viric ];
-    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
+    maintainers = [ lib.maintainers.viric ];
+    platforms = lib.platforms.gnu ++ lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/graphics/screencloud/default.nix b/pkgs/applications/graphics/screencloud/default.nix
index f5478f684fe63..b7d6ecdef3d7b 100644
--- a/pkgs/applications/graphics/screencloud/default.nix
+++ b/pkgs/applications/graphics/screencloud/default.nix
@@ -1,6 +1,6 @@
-{ stdenv, fetchFromGitHub, cmake, qt4, quazip, qt-mobility, qxt, pythonPackages }:
+{ lib, stdenv, fetchFromGitHub, cmake, qt4, quazip, qt-mobility, qxt, pythonPackages }:
 
-with stdenv.lib;
+with lib;
 stdenv.mkDerivation rec {
   pname = "screencloud";
   version = "1.2.0";
@@ -69,8 +69,8 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://screencloud.net/";
     description = "Client for Screencloud, an easy to use screenshot sharing tool";
-    license = stdenv.lib.licenses.gpl2;
-    maintainers = with stdenv.lib.maintainers; [ forkk ];
-    platforms = with stdenv.lib.platforms; linux;
+    license = lib.licenses.gpl2;
+    maintainers = with lib.maintainers; [ forkk ];
+    platforms = with lib.platforms; linux;
   };
 }
diff --git a/pkgs/applications/graphics/shotwell/default.nix b/pkgs/applications/graphics/shotwell/default.nix
index 992a7f7879944..347d66df987ae 100644
--- a/pkgs/applications/graphics/shotwell/default.nix
+++ b/pkgs/applications/graphics/shotwell/default.nix
@@ -43,7 +43,7 @@ stdenv.mkDerivation rec {
   version = "0.31.2";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
+    url = "mirror://gnome/sources/${pname}/${lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
     sha256 = "0ywzr6vgcz8yy60v0jp55na9lgqi4dbh2vakfphkcml1gpah0r2l";
   };
 
diff --git a/pkgs/applications/graphics/smartdeblur/default.nix b/pkgs/applications/graphics/smartdeblur/default.nix
index d9877afad86f8..6a835fb3c71a4 100644
--- a/pkgs/applications/graphics/smartdeblur/default.nix
+++ b/pkgs/applications/graphics/smartdeblur/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, cmake, qt4, fftw }:
+{ fetchurl, lib, stdenv, cmake, qt4, fftw }:
 
 let
   rev = "9895036d26";
@@ -24,8 +24,8 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://github.com/Y-Vladimir/SmartDeblur";
     description = "Tool for restoring blurry and defocused images";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = with stdenv.lib.maintainers; [ ];
-    platforms = with stdenv.lib.platforms; linux;
+    license = lib.licenses.gpl3;
+    maintainers = with lib.maintainers; [ ];
+    platforms = with lib.platforms; linux;
   };
 }
diff --git a/pkgs/applications/graphics/sxiv/default.nix b/pkgs/applications/graphics/sxiv/default.nix
index 4cf0ae5557897..fec378d384376 100644
--- a/pkgs/applications/graphics/sxiv/default.nix
+++ b/pkgs/applications/graphics/sxiv/default.nix
@@ -1,6 +1,6 @@
-{ stdenv, fetchFromGitHub, libXft, imlib2, giflib, libexif, conf ? null }:
+{ lib, stdenv, fetchFromGitHub, libXft, imlib2, giflib, libexif, conf ? null }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   pname = "sxiv";
@@ -27,8 +27,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Simple X Image Viewer";
     homepage = "https://github.com/muennich/sxiv";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2Plus;
+    platforms = lib.platforms.linux;
     maintainers = with maintainers; [ jfrankenau ];
   };
 }
diff --git a/pkgs/applications/graphics/tesseract/tesseract3.nix b/pkgs/applications/graphics/tesseract/tesseract3.nix
index dc9d4ac2d595d..66ff8675a31fe 100644
--- a/pkgs/applications/graphics/tesseract/tesseract3.nix
+++ b/pkgs/applications/graphics/tesseract/tesseract3.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, autoreconfHook, pkgconfig
+{ lib, stdenv, fetchFromGitHub, autoreconfHook, pkgconfig
 , leptonica, libpng, libtiff, icu, pango, opencl-headers }:
 
 stdenv.mkDerivation rec {
@@ -22,8 +22,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "OCR engine";
     homepage = "https://github.com/tesseract-ocr/tesseract";
-    license = stdenv.lib.licenses.asl20;
-    maintainers = with stdenv.lib.maintainers; [ viric earvstedt ];
-    platforms = with stdenv.lib.platforms; linux ++ darwin;
+    license = lib.licenses.asl20;
+    maintainers = with lib.maintainers; [ viric earvstedt ];
+    platforms = with lib.platforms; linux ++ darwin;
   };
 }
diff --git a/pkgs/applications/graphics/tesseract/tesseract4.nix b/pkgs/applications/graphics/tesseract/tesseract4.nix
index d7c3cacc1f961..18d865ae81c51 100644
--- a/pkgs/applications/graphics/tesseract/tesseract4.nix
+++ b/pkgs/applications/graphics/tesseract/tesseract4.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, autoreconfHook, autoconf-archive, pkgconfig
+{ lib, stdenv, fetchFromGitHub, autoreconfHook, autoconf-archive, pkgconfig
 , leptonica, libpng, libtiff, icu, pango, opencl-headers }:
 
 stdenv.mkDerivation rec {
@@ -20,8 +20,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "OCR engine";
     homepage = "https://github.com/tesseract-ocr/tesseract";
-    license = stdenv.lib.licenses.asl20;
-    maintainers = with stdenv.lib.maintainers; [ viric earvstedt ];
-    platforms = with stdenv.lib.platforms; linux ++ darwin;
+    license = lib.licenses.asl20;
+    maintainers = with lib.maintainers; [ viric earvstedt ];
+    platforms = with lib.platforms; linux ++ darwin;
   };
 }
diff --git a/pkgs/applications/graphics/tesseract/wrapper.nix b/pkgs/applications/graphics/tesseract/wrapper.nix
index 365d68a9ee76b..22751f38fe1e5 100644
--- a/pkgs/applications/graphics/tesseract/wrapper.nix
+++ b/pkgs/applications/graphics/tesseract/wrapper.nix
@@ -1,4 +1,4 @@
-{ stdenv, makeWrapper, tesseractBase, languages
+{ lib, stdenv, makeWrapper, tesseractBase, languages
 
 # A list of languages like [ "eng" "spa" … ] or `null` for all available languages
 , enableLanguages ? null
@@ -54,5 +54,5 @@ in
   if enableLanguagesHash == null then
     tesseract
   else
-    stdenv.lib.warn "Argument `enableLanguagesHash` is obsolete and can be removed."
+    lib.warn "Argument `enableLanguagesHash` is obsolete and can be removed."
     tesseract
diff --git a/pkgs/applications/graphics/unigine-valley/default.nix b/pkgs/applications/graphics/unigine-valley/default.nix
index 8043f153083fc..0c5c8f3ff2816 100644
--- a/pkgs/applications/graphics/unigine-valley/default.nix
+++ b/pkgs/applications/graphics/unigine-valley/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl
+{ lib, stdenv, fetchurl
 
 # Build-time dependencies
 , makeWrapper
@@ -40,7 +40,7 @@ in
 
     buildInputs = [file makeWrapper];
 
-    libPath = stdenv.lib.makeLibraryPath [
+    libPath = lib.makeLibraryPath [
       stdenv.cc.cc  # libstdc++.so.6
       fontconfig
       freetype
@@ -108,8 +108,8 @@ in
     meta = {
       description = "The Unigine Valley GPU benchmarking tool";
       homepage = "https://unigine.com/products/benchmarks/valley/";
-      license = stdenv.lib.licenses.unfree; # see also: $out/$instPath/documentation/License.pdf
-      maintainers = [ stdenv.lib.maintainers.kierdavis ];
+      license = lib.licenses.unfree; # see also: $out/$instPath/documentation/License.pdf
+      maintainers = [ lib.maintainers.kierdavis ];
       platforms = ["x86_64-linux" "i686-linux"];
     };
   }
diff --git a/pkgs/applications/graphics/wings/default.nix b/pkgs/applications/graphics/wings/default.nix
index 19c30f3ecc4d1..ef8d4b5096e6b 100644
--- a/pkgs/applications/graphics/wings/default.nix
+++ b/pkgs/applications/graphics/wings/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, erlang, cl, libGL, libGLU, runtimeShell }:
+{ fetchurl, lib, stdenv, erlang, cl, libGL, libGLU, runtimeShell }:
 
 stdenv.mkDerivation rec {
   name = "wings-2.2.4";
@@ -38,8 +38,8 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "http://www.wings3d.com/";
     description = "Subdivision modeler inspired by Nendo and Mirai from Izware";
-    license = stdenv.lib.licenses.tcltk;
-    maintainers = with stdenv.lib.maintainers; [viric];
-    platforms = with stdenv.lib.platforms; linux;
+    license = lib.licenses.tcltk;
+    maintainers = with lib.maintainers; [viric];
+    platforms = with lib.platforms; linux;
   };
 }
diff --git a/pkgs/applications/graphics/write_stylus/default.nix b/pkgs/applications/graphics/write_stylus/default.nix
index d03c29a58ecef..65f6c46f7daf2 100644
--- a/pkgs/applications/graphics/write_stylus/default.nix
+++ b/pkgs/applications/graphics/write_stylus/default.nix
@@ -55,7 +55,7 @@ mkDerivation rec {
     homepage = "http://www.styluslabs.com/";
     description = "Write is a word processor for handwriting";
     platforms = platforms.linux;
-    license = stdenv.lib.licenses.unfree;
+    license = lib.licenses.unfree;
     maintainers = with maintainers; [ oyren ];
   };
 }
diff --git a/pkgs/applications/graphics/xaos/default.nix b/pkgs/applications/graphics/xaos/default.nix
index 767f3aa920bfb..15c2d468fb4f0 100644
--- a/pkgs/applications/graphics/xaos/default.nix
+++ b/pkgs/applications/graphics/xaos/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, aalib, gsl, libpng, libX11, xorgproto, libXext
+{ lib, stdenv, fetchurl, aalib, gsl, libpng, libX11, xorgproto, libXext
 , libXt, zlib, gettext, intltool, perl }:
 
 stdenv.mkDerivation rec {
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "http://xaos.sourceforge.net/";
     description = "Fractal viewer";
-    license = stdenv.lib.licenses.gpl2Plus;
+    license = lib.licenses.gpl2Plus;
     platforms = [ "x86_64-linux" ];
   };
 }
diff --git a/pkgs/applications/graphics/xfractint/default.nix b/pkgs/applications/graphics/xfractint/default.nix
index 08ef0cd7b5844..cca061ed2a6b5 100644
--- a/pkgs/applications/graphics/xfractint/default.nix
+++ b/pkgs/applications/graphics/xfractint/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, libX11, libXft}:
+{lib, stdenv, fetchurl, libX11, libXft}:
 stdenv.mkDerivation rec {
   pname = "xfractint";
   version = "20.04p16";
@@ -21,9 +21,9 @@ stdenv.mkDerivation rec {
     description = "";
     # Code cannot be used in commercial programs
     # Looks like the definition hinges on the price, not license
-    license = stdenv.lib.licenses.unfree;
-    maintainers = [stdenv.lib.maintainers.raskin];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.unfree;
+    maintainers = [lib.maintainers.raskin];
+    platforms = lib.platforms.linux;
     homepage = "https://www.fractint.net/";
   };
 }
diff --git a/pkgs/applications/graphics/xournal/default.nix b/pkgs/applications/graphics/xournal/default.nix
index 066e6cf2fb13e..41af11ef3387a 100644
--- a/pkgs/applications/graphics/xournal/default.nix
+++ b/pkgs/applications/graphics/xournal/default.nix
@@ -20,14 +20,14 @@ stdenv.mkDerivation rec {
     ghostscript atk gtk2 glib fontconfig freetype
     libgnomecanvas
     pango libX11 xorgproto zlib poppler
-  ] ++ stdenv.lib.optionals (!stdenv.isDarwin) [
+  ] ++ lib.optionals (!stdenv.isDarwin) [
     libgnomeprint libgnomeprintui
   ];
 
   nativeBuildInputs = [ autoconf automake libtool pkgconfig ];
 
   NIX_LDFLAGS = "-lz"
-    + stdenv.lib.optionalString (!isGdkQuartzBackend) " -lX11";
+    + lib.optionalString (!isGdkQuartzBackend) " -lX11";
 
   desktopItem = makeDesktopItem {
     name = name;
diff --git a/pkgs/applications/graphics/xournalpp/default.nix b/pkgs/applications/graphics/xournalpp/default.nix
index c6aa330329c22..1810a6c6b8ebe 100644
--- a/pkgs/applications/graphics/xournalpp/default.nix
+++ b/pkgs/applications/graphics/xournalpp/default.nix
@@ -44,7 +44,7 @@ stdenv.mkDerivation rec {
       portaudio
       zlib
     ]
-    ++ stdenv.lib.optional withLua lua;
+    ++ lib.optional withLua lua;
 
   buildFlags = "translations";
 
diff --git a/pkgs/applications/graphics/zgrviewer/default.nix b/pkgs/applications/graphics/zgrviewer/default.nix
index 598a94138262c..c47c41a1cdc7f 100644
--- a/pkgs/applications/graphics/zgrviewer/default.nix
+++ b/pkgs/applications/graphics/zgrviewer/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, jre, unzip, runtimeShell }:
+{ lib, stdenv, fetchurl, jre, unzip, runtimeShell }:
 stdenv.mkDerivation rec {
   version = "0.9.0";
   pname = "zgrviewer";
@@ -22,9 +22,9 @@ stdenv.mkDerivation rec {
   meta = {
     # Quicker to unpack locally than load Hydra
     hydraPlatforms = [];
-    maintainers = with stdenv.lib.maintainers; [raskin];
-    license = stdenv.lib.licenses.lgpl21Plus;
+    maintainers = with lib.maintainers; [raskin];
+    license = lib.licenses.lgpl21Plus;
     description = "GraphViz graph viewer/navigator";
-    platforms = with stdenv.lib.platforms; unix;
+    platforms = with lib.platforms; unix;
   };
 }
diff --git a/pkgs/applications/networking/appgate-sdp/default.nix b/pkgs/applications/networking/appgate-sdp/default.nix
index bfe6ba97e4c28..57b25841c99ff 100644
--- a/pkgs/applications/networking/appgate-sdp/default.nix
+++ b/pkgs/applications/networking/appgate-sdp/default.nix
@@ -48,7 +48,7 @@
 , systemd
 , zlib
 }:
-with stdenv.lib;
+with lib;
 let
   deps = [
     alsaLib
@@ -88,7 +88,7 @@ let
     systemd
     zlib
   ];
-  rpath = stdenv.lib.makeLibraryPath deps ;
+  rpath = lib.makeLibraryPath deps ;
 in
 stdenv.mkDerivation rec {
   pname = "appgate-sdp";
@@ -156,7 +156,7 @@ stdenv.mkDerivation rec {
       patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" --set-rpath "$ORIGIN:$out/opt/appgate/service/:$out/opt/appgate/:${rpath}" $binary
     done
 
-    wrapProgram $out/opt/appgate/appgate-driver --prefix PATH : ${stdenv.lib.makeBinPath [ iproute networkmanager dnsmasq ]}
+    wrapProgram $out/opt/appgate/appgate-driver --prefix PATH : ${lib.makeBinPath [ iproute networkmanager dnsmasq ]}
     wrapProgram $out/opt/appgate/linux/set_dns --set PYTHONPATH $PYTHONPATH
   '';
   meta = with lib; {
diff --git a/pkgs/applications/networking/browsers/asuka/default.nix b/pkgs/applications/networking/browsers/asuka/default.nix
index 89718100ab543..8ea484d4a4cb0 100644
--- a/pkgs/applications/networking/browsers/asuka/default.nix
+++ b/pkgs/applications/networking/browsers/asuka/default.nix
@@ -14,7 +14,7 @@ rustPlatform.buildRustPackage rec {
   nativeBuildInputs = [ pkgconfig ];
 
   buildInputs = [ ncurses openssl ]
-    ++ stdenv.lib.optional stdenv.isDarwin Security;
+    ++ lib.optional stdenv.isDarwin Security;
 
   meta = with lib; {
     description = "Gemini Project client written in Rust with NCurses";
diff --git a/pkgs/applications/networking/browsers/browsh/default.nix b/pkgs/applications/networking/browsers/browsh/default.nix
index cf1ae25974e87..aa57b9a17f648 100644
--- a/pkgs/applications/networking/browsers/browsh/default.nix
+++ b/pkgs/applications/networking/browsers/browsh/default.nix
@@ -55,7 +55,7 @@ in buildGoPackage rec {
     description = "A fully-modern text-based browser, rendering to TTY and browsers";
     homepage = "https://www.brow.sh/";
     maintainers = [ maintainers.kalbasit ];
-    license = stdenv.lib.licenses.lgpl21;
-    platforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.darwin;
+    license = lib.licenses.lgpl21;
+    platforms = lib.platforms.linux ++ lib.platforms.darwin;
   };
 }
diff --git a/pkgs/applications/networking/browsers/chromium/browser.nix b/pkgs/applications/networking/browsers/chromium/browser.nix
index b9a42e825f31c..22d21a5efa5bd 100644
--- a/pkgs/applications/networking/browsers/chromium/browser.nix
+++ b/pkgs/applications/networking/browsers/chromium/browser.nix
@@ -1,6 +1,6 @@
-{ stdenv, mkChromiumDerivation, channel, enableWideVine, ungoogled }:
+{ lib, stdenv, mkChromiumDerivation, channel, enableWideVine, ungoogled }:
 
-with stdenv.lib;
+with lib;
 
 mkChromiumDerivation (base: rec {
   name = "chromium-browser";
diff --git a/pkgs/applications/networking/browsers/chromium/common.nix b/pkgs/applications/networking/browsers/chromium/common.nix
index d7b1a017d31dd..19930714f0cba 100644
--- a/pkgs/applications/networking/browsers/chromium/common.nix
+++ b/pkgs/applications/networking/browsers/chromium/common.nix
@@ -39,7 +39,7 @@
 
 buildFun:
 
-with stdenv.lib;
+with lib;
 
 let
   jre = jre8; # TODO: remove override https://github.com/NixOS/nixpkgs/pull/89731
diff --git a/pkgs/applications/networking/browsers/chromium/default.nix b/pkgs/applications/networking/browsers/chromium/default.nix
index fd89f3160084a..f8eee605b8efb 100644
--- a/pkgs/applications/networking/browsers/chromium/default.nix
+++ b/pkgs/applications/networking/browsers/chromium/default.nix
@@ -158,9 +158,9 @@ in stdenv.mkDerivation {
   buildCommand = let
     browserBinary = "${chromiumWV}/libexec/chromium/chromium";
     getWrapperFlags = plugin: "$(< \"${plugin}/nix-support/wrapper-flags\")";
-    libPath = stdenv.lib.makeLibraryPath [ libva pipewire_0_2 ];
+    libPath = lib.makeLibraryPath [ libva pipewire_0_2 ];
 
-  in with stdenv.lib; ''
+  in with lib; ''
     mkdir -p "$out/bin"
 
     eval makeWrapper "${browserBinary}" "$out/bin/chromium" \
diff --git a/pkgs/applications/networking/browsers/chromium/plugins.nix b/pkgs/applications/networking/browsers/chromium/plugins.nix
index eef1c5ef38c28..355f563317203 100644
--- a/pkgs/applications/networking/browsers/chromium/plugins.nix
+++ b/pkgs/applications/networking/browsers/chromium/plugins.nix
@@ -1,4 +1,4 @@
-{ stdenv, gcc
+{ lib, stdenv, gcc
 , jshon
 , glib
 , nspr
@@ -9,7 +9,7 @@
 , upstream-info
 }:
 
-with stdenv.lib;
+with lib;
 
 let
   mkrpath = p: "${makeSearchPathOutput "lib" "lib64" p}:${makeLibraryPath p}";
@@ -81,8 +81,8 @@ let
     dontStrip = true;
 
     meta = {
-      license = stdenv.lib.licenses.unfree;
-      maintainers = with stdenv.lib.maintainers; [ taku0 ];
+      license = lib.licenses.unfree;
+      maintainers = with lib.maintainers; [ taku0 ];
       platforms = platforms.x86_64;
     };
   };
diff --git a/pkgs/applications/networking/browsers/dillo/default.nix b/pkgs/applications/networking/browsers/dillo/default.nix
index 9da80576e95a9..8af0c1bc8e67d 100644
--- a/pkgs/applications/networking/browsers/dillo/default.nix
+++ b/pkgs/applications/networking/browsers/dillo/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
     sha256 = "12ql8n1lypv3k5zqgwjxlw1md90ixz3ag6j1gghfnhjq3inf26yv";
   };
 
-  buildInputs = with stdenv.lib;
+  buildInputs = with lib;
   [ perl fltk openssl libjpeg libpng libXcursor libXi libXinerama ];
 
   configureFlags = [ "--enable-ssl" ];
diff --git a/pkgs/applications/networking/browsers/elinks/default.nix b/pkgs/applications/networking/browsers/elinks/default.nix
index 114bc93f3b9f5..6e4c7d1dade00 100644
--- a/pkgs/applications/networking/browsers/elinks/default.nix
+++ b/pkgs/applications/networking/browsers/elinks/default.nix
@@ -26,10 +26,10 @@ stdenv.mkDerivation rec {
     ncurses xlibsWrapper bzip2 zlib brotli zstd lzma
     openssl libidn tre expat libev
   ]
-    ++ stdenv.lib.optional stdenv.isLinux gpm
-    ++ stdenv.lib.optional enableGuile guile
-    ++ stdenv.lib.optional enablePython python
-    ++ stdenv.lib.optional enablePerl perl
+    ++ lib.optional stdenv.isLinux gpm
+    ++ lib.optional enableGuile guile
+    ++ lib.optional enablePython python
+    ++ lib.optional enablePerl perl
     ;
 
   nativeBuildInputs = [ autoreconfHook gettext pkgconfig ];
@@ -46,9 +46,9 @@ stdenv.mkDerivation rec {
     "--with-lzma"
     "--with-libev"
     "--with-terminfo"
-  ] ++ stdenv.lib.optional enableGuile        "--with-guile"
-    ++ stdenv.lib.optional enablePython       "--with-python"
-    ++ stdenv.lib.optional enablePerl         "--with-perl"
+  ] ++ lib.optional enableGuile        "--with-guile"
+    ++ lib.optional enablePython       "--with-python"
+    ++ lib.optional enablePerl         "--with-perl"
     ;
 
   meta = with lib; {
diff --git a/pkgs/applications/networking/browsers/firefox-bin/default.nix b/pkgs/applications/networking/browsers/firefox-bin/default.nix
index 1bf97a8ad98c0..20101258da5c6 100644
--- a/pkgs/applications/networking/browsers/firefox-bin/default.nix
+++ b/pkgs/applications/networking/browsers/firefox-bin/default.nix
@@ -74,9 +74,9 @@ let
 
   policiesJson = writeText "no-update-firefox-policy.json" (builtins.toJSON { inherit policies; });
 
-  defaultSource = stdenv.lib.findFirst (sourceMatches "en-US") {} sources;
+  defaultSource = lib.findFirst (sourceMatches "en-US") {} sources;
 
-  source = stdenv.lib.findFirst (sourceMatches systemLocale) defaultSource sources;
+  source = lib.findFirst (sourceMatches systemLocale) defaultSource sources;
 
   name = "firefox-${channel}-bin-unwrapped-${version}";
 
@@ -89,7 +89,7 @@ stdenv.mkDerivation {
 
   phases = [ "unpackPhase" "patchPhase" "installPhase" "fixupPhase" ];
 
-  libPath = stdenv.lib.makeLibraryPath
+  libPath = lib.makeLibraryPath
     [ stdenv.cc.cc
       alsaLib
       (lib.getDev alsaLib)
@@ -131,7 +131,7 @@ stdenv.mkDerivation {
       (lib.getDev libpulseaudio)
       systemd
       ffmpeg
-    ] + ":" + stdenv.lib.makeSearchPathOutput "lib" "lib64" [
+    ] + ":" + lib.makeSearchPathOutput "lib" "lib64" [
       stdenv.cc.cc
     ];
 
diff --git a/pkgs/applications/networking/browsers/links2/default.nix b/pkgs/applications/networking/browsers/links2/default.nix
index f497a7f9a2856..db9f46c63ef7c 100644
--- a/pkgs/applications/networking/browsers/links2/default.nix
+++ b/pkgs/applications/networking/browsers/links2/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
     sha256 = "0qqdcghsdqm7l6kyi0k752ws3ak5crw85pqkcb11wy67j62yspi8";
   };
 
-  buildInputs = with stdenv.lib;
+  buildInputs = with lib;
     [ libev librsvg libpng libjpeg libtiff openssl xz bzip2 zlib ]
     ++ optionals stdenv.isLinux [ gpm ]
     ++ optionals enableX11 [ libX11 libXau libXt ]
@@ -25,10 +25,10 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkgconfig bzip2 ];
 
   configureFlags = [ "--with-ssl" ]
-    ++ stdenv.lib.optional (enableX11 || enableFB || enableDirectFB) "--enable-graphics"
-    ++ stdenv.lib.optional enableX11 "--with-x"
-    ++ stdenv.lib.optional enableFB "--with-fb"
-    ++ stdenv.lib.optional enableDirectFB "--with-directfb";
+    ++ lib.optional (enableX11 || enableFB || enableDirectFB) "--enable-graphics"
+    ++ lib.optional enableX11 "--with-x"
+    ++ lib.optional enableFB "--with-fb"
+    ++ lib.optional enableDirectFB "--with-directfb";
 
   meta = with lib; {
     homepage = "http://links.twibright.com/";
diff --git a/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/default.nix b/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/default.nix
index cd9898e420e6a..1a4f9b4ec7b4d 100644
--- a/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/default.nix
+++ b/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/default.nix
@@ -140,8 +140,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Adobe Flash Player browser plugin";
     homepage = "http://www.adobe.com/products/flashplayer/";
-    license = stdenv.lib.licenses.unfree;
-    maintainers = with stdenv.lib.maintainers; [ taku0 ];
+    license = lib.licenses.unfree;
+    maintainers = with lib.maintainers; [ taku0 ];
     platforms = [ "x86_64-linux" "i686-linux" ];
   };
 }
diff --git a/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/standalone.nix b/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/standalone.nix
index 09839b4c3c9c8..ed95d02ade459 100644
--- a/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/standalone.nix
+++ b/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/standalone.nix
@@ -96,8 +96,8 @@ stdenv.mkDerivation {
   meta = {
     description = "Adobe Flash Player standalone executable";
     homepage = "https://www.adobe.com/support/flashplayer/debug_downloads.html";
-    license = stdenv.lib.licenses.unfree;
-    maintainers = with stdenv.lib.maintainers; [ taku0 ];
+    license = lib.licenses.unfree;
+    maintainers = with lib.maintainers; [ taku0 ];
     platforms = [ "x86_64-linux" ];
     # Application crashed with an unhandled SIGSEGV
     # Not on all systems, though. Video driver problem?
diff --git a/pkgs/applications/networking/browsers/netsurf/browser.nix b/pkgs/applications/networking/browsers/netsurf/browser.nix
index 4dc3ee1695727..00e70431abd25 100644
--- a/pkgs/applications/networking/browsers/netsurf/browser.nix
+++ b/pkgs/applications/networking/browsers/netsurf/browser.nix
@@ -22,7 +22,7 @@
 }:
 
 let
-  inherit (stdenv.lib) optional optionals;
+  inherit (lib) optional optionals;
 in
 stdenv.mkDerivation rec {
   pname = "netsurf";
diff --git a/pkgs/applications/networking/browsers/tor-browser-bundle-bin/default.nix b/pkgs/applications/networking/browsers/tor-browser-bundle-bin/default.nix
index 4c705bb79d0d3..39a58454955cd 100644
--- a/pkgs/applications/networking/browsers/tor-browser-bundle-bin/default.nix
+++ b/pkgs/applications/networking/browsers/tor-browser-bundle-bin/default.nix
@@ -57,7 +57,7 @@
 , extraPrefs ? ""
 }:
 
-with stdenv.lib;
+with lib;
 
 let
   libPath = makeLibraryPath libPkgs;
diff --git a/pkgs/applications/networking/browsers/vimb/default.nix b/pkgs/applications/networking/browsers/vimb/default.nix
index 099d81c99f801..705b9ec7f7086 100644
--- a/pkgs/applications/networking/browsers/vimb/default.nix
+++ b/pkgs/applications/networking/browsers/vimb/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, pkgconfig, libsoup, webkitgtk, gtk3, glib-networking
+{ lib, stdenv, fetchFromGitHub, pkgconfig, libsoup, webkitgtk, gtk3, glib-networking
 , gsettings-desktop-schemas, wrapGAppsHook
 }:
 
@@ -27,8 +27,8 @@ stdenv.mkDerivation rec {
       keyboard driven and does not detract you from your daily work.
     '';
     homepage = "https://fanglingsu.github.io/vimb/";
-    license = stdenv.lib.licenses.gpl3;
+    license = lib.licenses.gpl3;
     maintainers = [];
-    platforms = with stdenv.lib.platforms; linux;
+    platforms = with lib.platforms; linux;
   };
 }
diff --git a/pkgs/applications/networking/browsers/vivaldi/default.nix b/pkgs/applications/networking/browsers/vivaldi/default.nix
index d19da31026e02..562b6d9f73453 100644
--- a/pkgs/applications/networking/browsers/vivaldi/default.nix
+++ b/pkgs/applications/networking/browsers/vivaldi/default.nix
@@ -39,11 +39,11 @@ in stdenv.mkDerivation rec {
     freetype fontconfig libXrender libuuid expat glib nss nspr
     libxml2 pango cairo gnome2.GConf
     libdrm mesa
-  ] ++ stdenv.lib.optional proprietaryCodecs vivaldi-ffmpeg-codecs;
+  ] ++ lib.optional proprietaryCodecs vivaldi-ffmpeg-codecs;
 
-  libPath = stdenv.lib.makeLibraryPath buildInputs
-    + stdenv.lib.optionalString (stdenv.is64bit)
-      (":" + stdenv.lib.makeSearchPathOutput "lib" "lib64" buildInputs)
+  libPath = lib.makeLibraryPath buildInputs
+    + lib.optionalString (stdenv.is64bit)
+      (":" + lib.makeSearchPathOutput "lib" "lib64" buildInputs)
     + ":$out/opt/${vivaldiName}/lib";
 
   buildPhase = ''
@@ -52,7 +52,7 @@ in stdenv.mkDerivation rec {
       --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
       --set-rpath "${libPath}" \
       opt/${vivaldiName}/vivaldi-bin
-  '' + stdenv.lib.optionalString proprietaryCodecs ''
+  '' + lib.optionalString proprietaryCodecs ''
     ln -s ${vivaldi-ffmpeg-codecs}/lib/libffmpeg.so opt/${vivaldiName}/libffmpeg.so.''${version%\.*\.*}
   '' + ''
     echo "Finished patching Vivaldi binaries"
@@ -81,8 +81,8 @@ in stdenv.mkDerivation rec {
     done
     wrapProgram "$out/bin/vivaldi" \
       --suffix XDG_DATA_DIRS : ${gtk3}/share/gsettings-schemas/${gtk3.name}/ \
-      ${stdenv.lib.optionalString enableWidevine "--suffix LD_LIBRARY_PATH : ${libPath}"}
-  '' + stdenv.lib.optionalString enableWidevine ''
+      ${lib.optionalString enableWidevine "--suffix LD_LIBRARY_PATH : ${libPath}"}
+  '' + lib.optionalString enableWidevine ''
     ln -sf ${vivaldi-widevine}/share/google/chrome/WidevineCdm $out/opt/${vivaldiName}/WidevineCdm
   '';
 
diff --git a/pkgs/applications/networking/charles/default.nix b/pkgs/applications/networking/charles/default.nix
index 82c4ce0f1be60..03d1911333e33 100644
--- a/pkgs/applications/networking/charles/default.nix
+++ b/pkgs/applications/networking/charles/default.nix
@@ -49,8 +49,8 @@ let
         description = "Web Debugging Proxy";
         homepage = "https://www.charlesproxy.com/";
         maintainers = [ maintainers.kalbasit ];
-        license = stdenv.lib.licenses.unfree;
-        platforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.darwin;
+        license = lib.licenses.unfree;
+        platforms = lib.platforms.linux ++ lib.platforms.darwin;
       };
     };
 
diff --git a/pkgs/applications/networking/compactor/default.nix b/pkgs/applications/networking/compactor/default.nix
index 96b8b6933d857..1c315447254c3 100644
--- a/pkgs/applications/networking/compactor/default.nix
+++ b/pkgs/applications/networking/compactor/default.nix
@@ -54,6 +54,6 @@ stdenv.mkDerivation rec {
     changelog   = "https://github.com/dns-stats/${pname}/raw/${version}/ChangeLog.txt";
     license     = [ licenses.boost licenses.mpl20 licenses.openssl ];
     maintainers = with maintainers; [ fdns ];
-    platforms   = stdenv.lib.platforms.unix;
+    platforms   = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/networking/davmail/default.nix b/pkgs/applications/networking/davmail/default.nix
index bbb27672a7d24..008592778aa23 100644
--- a/pkgs/applications/networking/davmail/default.nix
+++ b/pkgs/applications/networking/davmail/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
     cp -vR ./* $out/share/davmail
     makeWrapper $out/share/davmail/davmail $out/bin/davmail \
       --prefix PATH : ${jre}/bin \
-      --prefix LD_LIBRARY_PATH : ${stdenv.lib.makeLibraryPath [ glib gtk2 libXtst ]}
+      --prefix LD_LIBRARY_PATH : ${lib.makeLibraryPath [ glib gtk2 libXtst ]}
   '';
 
   meta = with lib; {
diff --git a/pkgs/applications/networking/dropbox/cli.nix b/pkgs/applications/networking/dropbox/cli.nix
index 5ff47f4859aad..5ec94c819a628 100644
--- a/pkgs/applications/networking/dropbox/cli.nix
+++ b/pkgs/applications/networking/dropbox/cli.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , substituteAll
 , pkgconfig
 , fetchurl
@@ -63,8 +63,8 @@ stdenv.mkDerivation {
   meta = {
     homepage = "https://www.dropbox.com";
     description = "Command line client for the dropbox daemon";
-    license = stdenv.lib.licenses.gpl3Plus;
+    license = lib.licenses.gpl3Plus;
     # NOTE: Dropbox itself only works on linux, so this is ok.
-    platforms = stdenv.lib.platforms.linux;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/networking/dyndns/cfdyndns/default.nix b/pkgs/applications/networking/dyndns/cfdyndns/default.nix
index cedfcbdb5d1dd..23f557a1e6da5 100644
--- a/pkgs/applications/networking/dyndns/cfdyndns/default.nix
+++ b/pkgs/applications/networking/dyndns/cfdyndns/default.nix
@@ -25,7 +25,7 @@ buildRustPackage rec {
   meta = with lib; {
     description = "CloudFlare Dynamic DNS Client";
     homepage = "https://github.com/colemickens/cfdyndns";
-    license = stdenv.lib.licenses.mit;
+    license = lib.licenses.mit;
     maintainers = with maintainers; [ colemickens ];
     platforms = with platforms; linux;
   };
diff --git a/pkgs/applications/networking/gnome-network-displays/default.nix b/pkgs/applications/networking/gnome-network-displays/default.nix
index 5a865fddb5944..8456720cb7ac4 100644
--- a/pkgs/applications/networking/gnome-network-displays/default.nix
+++ b/pkgs/applications/networking/gnome-network-displays/default.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
   version = "0.90.4";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
+    url = "mirror://gnome/sources/${pname}/${lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
     sha256 = "04snnfz5jxxpjkrwa7dchc2h4shszi8mq9g3ihvsvipgzjw3d498";
   };
 
diff --git a/pkgs/applications/networking/ike/default.nix b/pkgs/applications/networking/ike/default.nix
index 405827d8c5df1..7a8c3d395f649 100644
--- a/pkgs/applications/networking/ike/default.nix
+++ b/pkgs/applications/networking/ike/default.nix
@@ -47,7 +47,7 @@ stdenv.mkDerivation rec {
   installPhase = ''
     make install
     for file in "$out"/bin/* "$out"/sbin/*; do
-        wrapProgram $file --prefix LD_LIBRARY_PATH ":" "$out/lib:${stdenv.lib.makeLibraryPath [ openssl gcc.cc stdenv.cc.libc libedit qt4 ]}"
+        wrapProgram $file --prefix LD_LIBRARY_PATH ":" "$out/lib:${lib.makeLibraryPath [ openssl gcc.cc stdenv.cc.libc libedit qt4 ]}"
     done
   '';
 
diff --git a/pkgs/applications/networking/insync/default.nix b/pkgs/applications/networking/insync/default.nix
index c864754403cad..b52a81932e4f6 100644
--- a/pkgs/applications/networking/insync/default.nix
+++ b/pkgs/applications/networking/insync/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, makeWrapper, autoPatchelfHook }:
+{ lib, stdenv, fetchurl, makeWrapper, autoPatchelfHook }:
 
 stdenv.mkDerivation rec {
   pname = "insync";
@@ -28,8 +28,8 @@ stdenv.mkDerivation rec {
 
   meta = {
     platforms = ["x86_64-linux"];
-    license = stdenv.lib.licenses.unfree;
-    maintainers = [ stdenv.lib.maintainers.benley ];
+    license = lib.licenses.unfree;
+    maintainers = [ lib.maintainers.benley ];
     homepage = "https://www.insynchq.com";
     description = "Google Drive sync and backup with multiple account support";
     longDescription = ''
diff --git a/pkgs/applications/networking/linssid/default.nix b/pkgs/applications/networking/linssid/default.nix
index 91c299d4fdab7..e14e5b57461b4 100644
--- a/pkgs/applications/networking/linssid/default.nix
+++ b/pkgs/applications/networking/linssid/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   '';
 
   qtWrapperArgs =
-    [ ''--prefix PATH : ${stdenv.lib.makeBinPath [ wirelesstools iw ]}'' ];
+    [ ''--prefix PATH : ${lib.makeBinPath [ wirelesstools iw ]}'' ];
 
   meta = with lib; {
     description = "Graphical wireless scanning for Linux";
diff --git a/pkgs/applications/networking/mkchromecast/default.nix b/pkgs/applications/networking/mkchromecast/default.nix
index b682c9e7351a3..ec2857753d7e3 100644
--- a/pkgs/applications/networking/mkchromecast/default.nix
+++ b/pkgs/applications/networking/mkchromecast/default.nix
@@ -23,7 +23,7 @@ let packages = [
   nodejs
   ffmpeg
   youtube-dl
-] ++ stdenv.lib.optionals stdenv.isLinux [ pulseaudio ];
+] ++ lib.optionals stdenv.isLinux [ pulseaudio ];
 
 in
 python3Packages.buildPythonApplication rec {
@@ -63,13 +63,13 @@ python3Packages.buildPythonApplication rec {
 
   makeWrapperArgs = [
     "\${qtWrapperArgs[@]}"
-    "--prefix PATH : ${stdenv.lib.makeBinPath packages}"
+    "--prefix PATH : ${lib.makeBinPath packages}"
   ];
 
   postInstall = ''
     substituteInPlace $out/lib/${python3Packages.python.libPrefix}/site-packages/mkchromecast/video.py \
       --replace '/usr/share/mkchromecast/nodejs/' '${placeholder "out"}/share/mkchromecast/nodejs/'
-  '' + stdenv.lib.optionalString stdenv.isDarwin ''
+  '' + lib.optionalString stdenv.isDarwin ''
     install -Dm 755 -t $out/bin bin/audiodevice
     substituteInPlace $out/lib/${python3Packages.python.libPrefix}/site-packages/mkchromecast/audio_devices.py \
       --replace './bin/audiodevice' '${placeholder "out"}/bin/audiodevice'
diff --git a/pkgs/applications/networking/mpop/default.nix b/pkgs/applications/networking/mpop/default.nix
index e2f1f0e828d35..5aa0861b4e9ee 100644
--- a/pkgs/applications/networking/mpop/default.nix
+++ b/pkgs/applications/networking/mpop/default.nix
@@ -1,6 +1,6 @@
-{ stdenv, fetchurl, pkgconfig, gnutls, gsasl, libidn, Security }:
+{ lib, stdenv, fetchurl, pkgconfig, gnutls, gsasl, libidn, Security }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   pname = "mpop";
diff --git a/pkgs/applications/networking/msmtp/default.nix b/pkgs/applications/networking/msmtp/default.nix
index 468e65cf4d8ce..fd6a011b1bd62 100644
--- a/pkgs/applications/networking/msmtp/default.nix
+++ b/pkgs/applications/networking/msmtp/default.nix
@@ -21,13 +21,13 @@ in stdenv.mkDerivation rec {
   ];
 
   buildInputs = [ gnutls gsasl libidn2 ]
-    ++ stdenv.lib.optional stdenv.isDarwin Security
-    ++ stdenv.lib.optional withKeyring libsecret;
+    ++ lib.optional stdenv.isDarwin Security
+    ++ lib.optional withKeyring libsecret;
 
   nativeBuildInputs = [ autoreconfHook pkgconfig texinfo ];
 
   configureFlags =
-    [ "--sysconfdir=/etc" ] ++ stdenv.lib.optional stdenv.isDarwin [ "--with-macosx-keyring" ];
+    [ "--sysconfdir=/etc" ] ++ lib.optional stdenv.isDarwin [ "--with-macosx-keyring" ];
 
   postInstall = ''
     install -d $out/share/doc/${pname}/scripts
diff --git a/pkgs/applications/networking/mumble/default.nix b/pkgs/applications/networking/mumble/default.nix
index fd2fb4a8fb7b9..368bd716ce675 100644
--- a/pkgs/applications/networking/mumble/default.nix
+++ b/pkgs/applications/networking/mumble/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, fetchFromGitHub, fetchpatch, pkgconfig, qt5
+{ lib, stdenv, fetchurl, fetchFromGitHub, fetchpatch, pkgconfig, qt5
 , avahi, boost, libopus, libsndfile, protobuf, speex, libcap
 , alsaLib, python
 , rnnoise
@@ -16,7 +16,7 @@ assert pulseSupport -> libpulseaudio != null;
 assert iceSupport -> zeroc-ice != null;
 assert grpcSupport -> (grpc != null && c-ares != null && abseil-cpp != null && which != null);
 
-with stdenv.lib;
+with lib;
 let
   generic = overrides: source: qt5.mkDerivation (source // overrides // {
     pname = overrides.type;
diff --git a/pkgs/applications/networking/mumble/overlay.nix b/pkgs/applications/networking/mumble/overlay.nix
index d3af518a3c540..bc960ac12d4bd 100644
--- a/pkgs/applications/networking/mumble/overlay.nix
+++ b/pkgs/applications/networking/mumble/overlay.nix
@@ -25,6 +25,6 @@ in stdenv.mkDerivation {
   '';
 
   meta = {
-    platforms = stdenv.lib.platforms.linux;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/networking/newsreaders/pan/default.nix b/pkgs/applications/networking/newsreaders/pan/default.nix
index ef022306d4bfe..5e53e61e0408b 100644
--- a/pkgs/applications/networking/newsreaders/pan/default.nix
+++ b/pkgs/applications/networking/newsreaders/pan/default.nix
@@ -20,16 +20,16 @@ stdenv.mkDerivation {
 
   nativeBuildInputs = [ pkgconfig gettext intltool itstool libxml2 makeWrapper ];
   buildInputs = [ gtk3 gmime2 libnotify gnutls ]
-    ++ stdenv.lib.optional spellChecking gtkspell3
-    ++ stdenv.lib.optionals gnomeSupport [ libsecret gcr ];
+    ++ lib.optional spellChecking gtkspell3
+    ++ lib.optionals gnomeSupport [ libsecret gcr ];
 
   configureFlags = [
     "--with-dbus"
     "--with-gtk3"
     "--with-gnutls"
     "--enable-libnotify"
-  ] ++ stdenv.lib.optional spellChecking "--with-gtkspell"
-    ++ stdenv.lib.optional gnomeSupport "--enable-gkr";
+  ] ++ lib.optional spellChecking "--with-gtkspell"
+    ++ lib.optional gnomeSupport "--enable-gkr";
 
   postInstall = ''
     wrapProgram $out/bin/pan --suffix PATH : ${gnupg}/bin
diff --git a/pkgs/applications/networking/nload/default.nix b/pkgs/applications/networking/nload/default.nix
index 85a39f7e656ad..8b97bbf4635a6 100644
--- a/pkgs/applications/networking/nload/default.nix
+++ b/pkgs/applications/networking/nload/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, fetchpatch, ncurses }:
+{ lib, stdenv, fetchurl, fetchpatch, ncurses }:
 
 stdenv.mkDerivation rec {
   version = "0.7.4";
@@ -33,8 +33,8 @@ stdenv.mkDerivation rec {
       transfered data and min/max network usage.
     '';
     homepage = "http://www.roland-riegel.de/nload/index.html";
-    license = stdenv.lib.licenses.gpl2;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.devhell ];
+    license = lib.licenses.gpl2;
+    platforms = lib.platforms.linux;
+    maintainers = [ lib.maintainers.devhell ];
   };
 }
diff --git a/pkgs/applications/networking/p2p/eiskaltdcpp/default.nix b/pkgs/applications/networking/p2p/eiskaltdcpp/default.nix
index 7c5ffabd860f1..8ca82c5b98f33 100644
--- a/pkgs/applications/networking/p2p/eiskaltdcpp/default.nix
+++ b/pkgs/applications/networking/p2p/eiskaltdcpp/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ cmake pkgconfig ];
   buildInputs = [ qt4 boost bzip2 libX11 pcre-cpp libidn lua5 miniupnpc aspell gettext ]
-    ++ stdenv.lib.optional stdenv.isDarwin libiconv;
+    ++ lib.optional stdenv.isDarwin libiconv;
 
   patches = [
     (fetchpatch {
diff --git a/pkgs/applications/networking/p2p/freenet/default.nix b/pkgs/applications/networking/p2p/freenet/default.nix
index d50f5a6793160..83cc191f1b305 100644
--- a/pkgs/applications/networking/p2p/freenet/default.nix
+++ b/pkgs/applications/networking/p2p/freenet/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, fetchFromGitHub, ant, jdk, bash, coreutils, substituteAll }:
+{ lib, stdenv, fetchurl, fetchFromGitHub, ant, jdk, bash, coreutils, substituteAll }:
 
 let
   freenet_ext = fetchurl {
@@ -73,8 +73,8 @@ in stdenv.mkDerivation {
   meta = {
     description = "Decentralised and censorship-resistant network";
     homepage = "https://freenetproject.org/";
-    license = stdenv.lib.licenses.gpl2Plus;
+    license = lib.licenses.gpl2Plus;
     maintainers = [ ];
-    platforms = with stdenv.lib.platforms; linux;
+    platforms = with lib.platforms; linux;
   };
 }
diff --git a/pkgs/applications/networking/p2p/frostwire/frostwire-bin.nix b/pkgs/applications/networking/p2p/frostwire/frostwire-bin.nix
index 3dbbbbe072d20..2991550defcdd 100644
--- a/pkgs/applications/networking/p2p/frostwire/frostwire-bin.nix
+++ b/pkgs/applications/networking/p2p/frostwire/frostwire-bin.nix
@@ -1,6 +1,6 @@
 { lib, stdenv, fetchurl, jre, makeWrapper }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   version = "6.8.9";
diff --git a/pkgs/applications/networking/p2p/mldonkey/default.nix b/pkgs/applications/networking/p2p/mldonkey/default.nix
index 786ba434b9288..37bc1e372acf5 100644
--- a/pkgs/applications/networking/p2p/mldonkey/default.nix
+++ b/pkgs/applications/networking/p2p/mldonkey/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, ocamlPackages, zlib, bzip2, ncurses, file, gd, libpng, libjpeg }:
+{ lib, stdenv, fetchurl, ocamlPackages, zlib, bzip2, ncurses, file, gd, libpng, libjpeg }:
 
 stdenv.mkDerivation ({
   name = "mldonkey-3.1.6";
@@ -8,7 +8,7 @@ stdenv.mkDerivation ({
     sha256 = "0g84islkj72ymp0zzppcj9n4r21h0vlghnq87hv2wg580mybadhv";
   };
 
-  preConfigure = stdenv.lib.optionalString (ocamlPackages.camlp4 != null) ''
+  preConfigure = lib.optionalString (ocamlPackages.camlp4 != null) ''
     substituteInPlace Makefile --replace '+camlp4' \
       '${ocamlPackages.camlp4}/lib/ocaml/${ocamlPackages.ocaml.version}/site-lib/camlp4'
   '';
@@ -20,8 +20,8 @@ stdenv.mkDerivation ({
   meta = {
     description = "Client for many p2p networks, with multiple frontends";
     homepage = "http://mldonkey.sourceforge.net/";
-    license = stdenv.lib.licenses.gpl2;
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.gpl2;
+    platforms = lib.platforms.unix;
   };
 } // (if !ocamlPackages.ocaml.nativeCompilers then
 {
diff --git a/pkgs/applications/networking/p2p/stig/default.nix b/pkgs/applications/networking/p2p/stig/default.nix
index 08da6cdf6fab4..6c09043a65b9e 100644
--- a/pkgs/applications/networking/p2p/stig/default.nix
+++ b/pkgs/applications/networking/p2p/stig/default.nix
@@ -54,7 +54,7 @@ python3Packages.buildPythonApplication rec {
     "--deselect=tests/client_test/ttypes_test.py::TestTimestamp::test_string__month_day_hour_minute_second"
     # TestScrollBarWithScrollable.test_wrapping_bug fails
     "--deselect=tests/tui_test/scroll_test.py::TestScrollBarWithScrollable::test_wrapping_bug"
-  ] ++ stdenv.lib.optionals stdenv.isDarwin [
+  ] ++ lib.optionals stdenv.isDarwin [
     "--deselect=tests/client_test/aiotransmission_test/api_torrent_test.py"
     "--deselect=tests/client_test/aiotransmission_test/rpc_test.py"
   ];
diff --git a/pkgs/applications/networking/p2p/synapse-bt/default.nix b/pkgs/applications/networking/p2p/synapse-bt/default.nix
index ae2c3c2469fc5..4eeac2db98164 100644
--- a/pkgs/applications/networking/p2p/synapse-bt/default.nix
+++ b/pkgs/applications/networking/p2p/synapse-bt/default.nix
@@ -15,7 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ openssl ]
-    ++ stdenv.lib.optionals stdenv.isDarwin [ CoreServices Security ];
+    ++ lib.optionals stdenv.isDarwin [ CoreServices Security ];
 
   cargoBuildFlags = [ "--all" ];
 
diff --git a/pkgs/applications/networking/p2p/tixati/default.nix b/pkgs/applications/networking/p2p/tixati/default.nix
index 7152570b6aca0..3ceeb4b002e41 100644
--- a/pkgs/applications/networking/p2p/tixati/default.nix
+++ b/pkgs/applications/networking/p2p/tixati/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
 
   installPhase = ''
     patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
-             --set-rpath ${stdenv.lib.makeLibraryPath [ glib zlib dbus dbus-glib gtk2 gdk-pixbuf cairo pango ]} \
+             --set-rpath ${lib.makeLibraryPath [ glib zlib dbus dbus-glib gtk2 gdk-pixbuf cairo pango ]} \
              tixati
     install -D tixati         $out/bin/tixati
     install -D tixati.desktop $out/share/applications/tixati.desktop
diff --git a/pkgs/applications/networking/p2p/transgui/default.nix b/pkgs/applications/networking/p2p/transgui/default.nix
index dbe3bb50e6d0b..4dbb54faabc2a 100644
--- a/pkgs/applications/networking/p2p/transgui/default.nix
+++ b/pkgs/applications/networking/p2p/transgui/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, pkgconfig, makeDesktopItem, unzip, fpc, lazarus,
+{ lib, stdenv, fetchFromGitHub, pkgconfig, makeDesktopItem, unzip, fpc, lazarus,
 libX11, glib, gtk2, gdk-pixbuf, pango, atk, cairo, openssl }:
 
 stdenv.mkDerivation rec {
@@ -48,11 +48,11 @@ stdenv.mkDerivation rec {
     comment = meta.description;
     desktopName = "Transmission Remote GUI";
     genericName = "BitTorrent Client";
-    categories = stdenv.lib.concatStringsSep ";" [
+    categories = lib.concatStringsSep ";" [
       "Application" "Network" "FileTransfer" "P2P" "GTK"
     ];
     startupNotify = "true";
-    mimeType = stdenv.lib.concatStringsSep ";" [
+    mimeType = lib.concatStringsSep ";" [
       "application/x-bittorrent" "x-scheme-handler/magnet"
     ];
   };
@@ -69,8 +69,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "A cross platform front-end for the Transmission Bit-Torrent client";
     homepage = "https://sourceforge.net/p/transgui";
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = with stdenv.lib.maintainers; [ ramkromberg ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2Plus;
+    maintainers = with lib.maintainers; [ ramkromberg ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/networking/p2p/tremc/default.nix b/pkgs/applications/networking/p2p/tremc/default.nix
index 4d3b3d3f374d5..dfbe66ac85628 100644
--- a/pkgs/applications/networking/p2p/tremc/default.nix
+++ b/pkgs/applications/networking/p2p/tremc/default.nix
@@ -5,7 +5,7 @@
 , useGeoIP ? false # Require /var/lib/geoip-databases/GeoIP.dat
 }:
 let
-  wrapperPath = with stdenv.lib; makeBinPath (
+  wrapperPath = with lib; makeBinPath (
     optional x11Support xclip ++
     optional stdenv.isDarwin pbcopy
   );
@@ -30,7 +30,7 @@ python3Packages.buildPythonApplication rec {
     ipy
     pyperclip
   ] ++
-  stdenv.lib.optional useGeoIP GeoIP;
+  lib.optional useGeoIP GeoIP;
 
   phases = [ "unpackPhase" "installPhase" ];
 
diff --git a/pkgs/applications/networking/p2p/tribler/default.nix b/pkgs/applications/networking/p2p/tribler/default.nix
index 474d6a0c9f10a..36b7451e441b5 100644
--- a/pkgs/applications/networking/p2p/tribler/default.nix
+++ b/pkgs/applications/networking/p2p/tribler/default.nix
@@ -49,7 +49,7 @@ stdenv.mkDerivation rec {
   ];
 
   postPatch = ''
-    ${stdenv.lib.optionalString enablePlayer ''
+    ${lib.optionalString enablePlayer ''
       substituteInPlace "./TriblerGUI/vlc.py" --replace "ctypes.CDLL(p)" "ctypes.CDLL('${libvlc}/lib/libvlc.so')"
       substituteInPlace "./TriblerGUI/widgets/videoplayerpage.py" \
         --replace "if vlc and vlc.plugin_path" "if vlc" \
@@ -69,7 +69,7 @@ stdenv.mkDerivation rec {
         --set NO_AT_BRIDGE 1 \
         --run 'cd $_TRIBLERPATH' \
         --add-flags "-O $out/run_tribler.py" \
-        ${stdenv.lib.optionalString enablePlayer ''
+        ${lib.optionalString enablePlayer ''
           --prefix LD_LIBRARY_PATH : ${libvlc}/lib
         ''}
 
diff --git a/pkgs/applications/networking/p2p/twister/default.nix b/pkgs/applications/networking/p2p/twister/default.nix
index 03cb381f5eb4a..dfc63fff7e4ec 100644
--- a/pkgs/applications/networking/p2p/twister/default.nix
+++ b/pkgs/applications/networking/p2p/twister/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, fetchpatch, autoconf, automake, libtool, pkgconfig, python2
+{ lib, stdenv, fetchFromGitHub, fetchpatch, autoconf, automake, libtool, pkgconfig, python2
 , boost, db, openssl, geoip, libiconv, miniupnpc
 , srcOnly, fetchgit
 }:
@@ -61,7 +61,7 @@ in stdenv.mkDerivation rec {
   meta = {
     homepage = "http://www.twister.net.co/";
     description = "Peer-to-peer microblogging";
-    license = stdenv.lib.licenses.mit;
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.mit;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/networking/remote/anydesk/default.nix b/pkgs/applications/networking/remote/anydesk/default.nix
index 50516eab2f0ec..a28c68a658310 100644
--- a/pkgs/applications/networking/remote/anydesk/default.nix
+++ b/pkgs/applications/networking/remote/anydesk/default.nix
@@ -64,7 +64,7 @@ in stdenv.mkDerivation rec {
   postFixup = ''
     patchelf \
       --set-interpreter $(cat $NIX_CC/nix-support/dynamic-linker) \
-      --set-rpath "${stdenv.lib.makeLibraryPath buildInputs}" \
+      --set-rpath "${lib.makeLibraryPath buildInputs}" \
       $out/bin/anydesk
 
     # pangox is not actually necessary (it was only added as a part of gtkglext)
@@ -73,7 +73,7 @@ in stdenv.mkDerivation rec {
       $out/bin/anydesk
 
     wrapProgram $out/bin/anydesk \
-      --prefix PATH : ${stdenv.lib.makeBinPath [ lsb-release ]}
+      --prefix PATH : ${lib.makeBinPath [ lsb-release ]}
 
     substituteInPlace $out/share/applications/*.desktop \
       --subst-var out
diff --git a/pkgs/applications/networking/remote/rdesktop/default.nix b/pkgs/applications/networking/remote/rdesktop/default.nix
index 4c67105dafc25..cdbdde31fac77 100644
--- a/pkgs/applications/networking/remote/rdesktop/default.nix
+++ b/pkgs/applications/networking/remote/rdesktop/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchFromGitHub, openssl, libX11, krb5, libXcursor, libtasn1, nettle, gnutls, pkgconfig, autoreconfHook
+{lib, stdenv, fetchFromGitHub, openssl, libX11, krb5, libXcursor, libtasn1, nettle, gnutls, pkgconfig, autoreconfHook
 , enableCredssp ? (!stdenv.isDarwin)
 } :
 
@@ -15,18 +15,18 @@ stdenv.mkDerivation (rec {
 
   nativeBuildInputs = [pkgconfig autoreconfHook];
   buildInputs = [openssl libX11 libXcursor libtasn1 nettle gnutls]
-    ++ stdenv.lib.optional enableCredssp krb5;
+    ++ lib.optional enableCredssp krb5;
 
   configureFlags = [
     "--with-ipv6"
     "--with-openssl=${openssl.dev}"
     "--disable-smartcard"
-  ] ++ stdenv.lib.optional (!enableCredssp) "--disable-credssp";
+  ] ++ lib.optional (!enableCredssp) "--disable-credssp";
 
   meta = {
     description = "Open source client for Windows Terminal Services";
     homepage = "http://www.rdesktop.org/";
-    platforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.darwin;
-    license = stdenv.lib.licenses.gpl2;
+    platforms = lib.platforms.linux ++ lib.platforms.darwin;
+    license = lib.licenses.gpl2;
   };
 })
diff --git a/pkgs/applications/networking/remote/remmina/default.nix b/pkgs/applications/networking/remote/remmina/default.nix
index 23b8cb317355b..35ce055b3b00c 100644
--- a/pkgs/applications/networking/remote/remmina/default.nix
+++ b/pkgs/applications/networking/remote/remmina/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitLab, cmake, ninja, pkgconfig, wrapGAppsHook
+{ lib, stdenv, fetchFromGitLab, cmake, ninja, pkgconfig, wrapGAppsHook
 , glib, gtk3, gettext, libxkbfile, libX11
 , freerdp, libssh, libgcrypt, gnutls
 , pcre2, libdbusmenu-gtk3, libappindicator-gtk3
@@ -9,7 +9,7 @@
 , gnome3
 }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   pname = "remmina";
diff --git a/pkgs/applications/networking/remote/x2goserver/default.nix b/pkgs/applications/networking/remote/x2goserver/default.nix
index f30b21464e378..314805a685cb8 100644
--- a/pkgs/applications/networking/remote/x2goserver/default.nix
+++ b/pkgs/applications/networking/remote/x2goserver/default.nix
@@ -86,7 +86,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     description = "Remote desktop application, server component";
     homepage = "http://x2go.org/";
-    platforms = stdenv.lib.platforms.linux;
+    platforms = lib.platforms.linux;
     license = licenses.gpl2;
     maintainers = [ maintainers.averelld ];
   };
diff --git a/pkgs/applications/networking/scaleft/default.nix b/pkgs/applications/networking/scaleft/default.nix
index 67fb66feabb76..6dca196948d7a 100644
--- a/pkgs/applications/networking/scaleft/default.nix
+++ b/pkgs/applications/networking/scaleft/default.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ patchelf rpmextract ];
 
   libPath =
-    stdenv.lib.makeLibraryPath
+    lib.makeLibraryPath
        [ stdenv.cc stdenv.cc.cc.lib ];
 
   buildCommand = ''
diff --git a/pkgs/applications/networking/sniffers/etherape/default.nix b/pkgs/applications/networking/sniffers/etherape/default.nix
index aba93e2d6d0b7..000a2fa0a4a15 100644
--- a/pkgs/applications/networking/sniffers/etherape/default.nix
+++ b/pkgs/applications/networking/sniffers/etherape/default.nix
@@ -8,14 +8,14 @@ stdenv.mkDerivation rec {
     sha256 = "0w63vg2q6if3wvy2md66in8b6cdw9q40hny5xy6yrxky58l4kmg7";
   };
 
-  nativeBuildInputs = [ itstool pkgconfig (stdenv.lib.getBin libxml2) ];
+  nativeBuildInputs = [ itstool pkgconfig (lib.getBin libxml2) ];
   buildInputs = [
     libtool gtk3 libpcap goocanvas2 popt
   ];
 
   meta = with lib; {
     homepage = "http://etherape.sourceforge.net/";
-    license = stdenv.lib.licenses.gpl2Plus;
+    license = lib.licenses.gpl2Plus;
     platforms = with platforms; linux;
     maintainers = with maintainers; [ symphorien ];
   };
diff --git a/pkgs/applications/networking/sniffers/kismet/default.nix b/pkgs/applications/networking/sniffers/kismet/default.nix
index 56260bd06fa63..4c31d3746763d 100644
--- a/pkgs/applications/networking/sniffers/kismet/default.nix
+++ b/pkgs/applications/networking/sniffers/kismet/default.nix
@@ -22,15 +22,15 @@ stdenv.mkDerivation rec {
   buildInputs = [
     libpcap pcre libmicrohttpd libnl zlib sqlite protobuf protobufc
     libusb1 libcap binutils elfutils
-  ] ++ stdenv.lib.optionals withNetworkManager [ networkmanager glib ]
-    ++ stdenv.lib.optional withSensors lm_sensors
-    ++ stdenv.lib.optional withPython (python3.withPackages(ps: [ ps.setuptools ps.protobuf
+  ] ++ lib.optionals withNetworkManager [ networkmanager glib ]
+    ++ lib.optional withSensors lm_sensors
+    ++ lib.optional withPython (python3.withPackages(ps: [ ps.setuptools ps.protobuf
                                                                   ps.numpy ps.pyserial ]));
 
   configureFlags = []
-    ++ stdenv.lib.optional (!withNetworkManager) "--disable-libnm"
-    ++ stdenv.lib.optional (!withPython) "--disable-python-tools"
-    ++ stdenv.lib.optional (!withSensors) "--disable-lmsensors";
+    ++ lib.optional (!withNetworkManager) "--disable-libnm"
+    ++ lib.optional (!withPython) "--disable-python-tools"
+    ++ lib.optional (!withSensors) "--disable-lmsensors";
 
   postConfigure = ''
     sed -e 's/-o $(INSTUSR)//' \
diff --git a/pkgs/applications/networking/sniffers/wireshark/default.nix b/pkgs/applications/networking/sniffers/wireshark/default.nix
index 0497472b90e31..bd1757dfb484e 100644
--- a/pkgs/applications/networking/sniffers/wireshark/default.nix
+++ b/pkgs/applications/networking/sniffers/wireshark/default.nix
@@ -7,7 +7,7 @@
 
 assert withQt  -> qt5  != null;
 
-with stdenv.lib;
+with lib;
 
 let
   version = "3.4.2";
@@ -47,7 +47,7 @@ in stdenv.mkDerivation {
 
   patches = [ ./wireshark-lookup-dumpcap-in-path.patch ]
     # https://code.wireshark.org/review/#/c/23728/
-    ++ stdenv.lib.optional stdenv.hostPlatform.isMusl (fetchpatch {
+    ++ lib.optional stdenv.hostPlatform.isMusl (fetchpatch {
       name = "fix-timeout.patch";
       url = "https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commitdiff_plain;h=8b5b843fcbc3e03e0fc45f3caf8cf5fc477e8613;hp=94af9724d140fd132896b650d10c4d060788e4f0";
       sha256 = "1g2dm7lwsnanwp68b9xr9swspx7hfj4v3z44sz3yrfmynygk8zlv";
diff --git a/pkgs/applications/networking/spideroak/default.nix b/pkgs/applications/networking/spideroak/default.nix
index 90d8ea5533184..edff4c78126ed 100644
--- a/pkgs/applications/networking/spideroak/default.nix
+++ b/pkgs/applications/networking/spideroak/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, makeWrapper, patchelf
+{ lib, stdenv, fetchurl, makeWrapper, patchelf
 , fontconfig, freetype, glib, libICE, libSM
 , libX11, libXext, libXrender, zlib
 }:
@@ -6,7 +6,7 @@
 let
   sha256 = "6d6ca2b383bcc81af1217c696eb77864a2b6db7428f4b5bde5b5913ce705eec5";
 
-  ldpath = stdenv.lib.makeLibraryPath [
+  ldpath = lib.makeLibraryPath [
     fontconfig freetype glib libICE libSM
     libX11 libXext libXrender zlib
   ];
@@ -53,8 +53,8 @@ in stdenv.mkDerivation {
   meta = {
     homepage = "https://spideroak.com";
     description = "Secure online backup and sychronization";
-    license = stdenv.lib.licenses.unfree;
-    maintainers = with stdenv.lib.maintainers; [ amorsillo ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.unfree;
+    maintainers = with lib.maintainers; [ amorsillo ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/networking/sync/backintime/common.nix b/pkgs/applications/networking/sync/backintime/common.nix
index 73b40ea111a78..335ba4a4de146 100644
--- a/pkgs/applications/networking/sync/backintime/common.nix
+++ b/pkgs/applications/networking/sync/backintime/common.nix
@@ -40,9 +40,9 @@ in stdenv.mkDerivation rec {
   meta = {
     homepage = "https://github.com/bit-team/backintime";
     description = "Simple backup tool for Linux";
-    license = stdenv.lib.licenses.gpl2;
+    license = lib.licenses.gpl2;
     maintainers = [ ];
-    platforms = stdenv.lib.platforms.all;
+    platforms = lib.platforms.all;
     longDescription = ''
       Back In Time is a simple backup tool (on top of rsync) for Linux
       inspired from “flyback project” and “TimeVault”. The backup is
diff --git a/pkgs/applications/networking/sync/casync/default.nix b/pkgs/applications/networking/sync/casync/default.nix
index 847e5c21da8ca..35e89c0d0a009 100644
--- a/pkgs/applications/networking/sync/casync/default.nix
+++ b/pkgs/applications/networking/sync/casync/default.nix
@@ -19,9 +19,9 @@ stdenv.mkDerivation {
   };
 
   buildInputs = [ acl curl xz zstd ]
-                ++ stdenv.lib.optionals (fuseSupport) [ fuse ]
-                ++ stdenv.lib.optionals (selinuxSupport) [ libselinux ]
-                ++ stdenv.lib.optionals (udevSupport) [ udev ];
+                ++ lib.optionals (fuseSupport) [ fuse ]
+                ++ lib.optionals (selinuxSupport) [ libselinux ]
+                ++ lib.optionals (udevSupport) [ udev ];
   nativeBuildInputs = [ meson ninja pkgconfig python3 sphinx ];
   checkInputs = [ glibcLocales rsync ];
 
@@ -33,9 +33,9 @@ stdenv.mkDerivation {
   '';
 
   PKG_CONFIG_UDEV_UDEVDIR = "lib/udev";
-  mesonFlags = stdenv.lib.optionals (!fuseSupport) [ "-Dfuse=false" ]
-               ++ stdenv.lib.optionals (!udevSupport) [ "-Dudev=false" ]
-               ++ stdenv.lib.optionals (!selinuxSupport) [ "-Dselinux=false" ];
+  mesonFlags = lib.optionals (!fuseSupport) [ "-Dfuse=false" ]
+               ++ lib.optionals (!udevSupport) [ "-Dudev=false" ]
+               ++ lib.optionals (!selinuxSupport) [ "-Dselinux=false" ];
 
   doCheck = true;
   preCheck = ''
diff --git a/pkgs/applications/networking/sync/rclone/default.nix b/pkgs/applications/networking/sync/rclone/default.nix
index 75c6e877a1f22..7057e5cc2c5a2 100644
--- a/pkgs/applications/networking/sync/rclone/default.nix
+++ b/pkgs/applications/networking/sync/rclone/default.nix
@@ -26,7 +26,7 @@ buildGoModule rec {
       rcloneBin =
         if stdenv.buildPlatform == stdenv.hostPlatform
         then "$out"
-        else stdenv.lib.getBin buildPackages.rclone;
+        else lib.getBin buildPackages.rclone;
     in
     ''
       installManPage rclone.1
diff --git a/pkgs/applications/networking/sync/rsync/default.nix b/pkgs/applications/networking/sync/rsync/default.nix
index f8fe9b6669660..c50ea08510afc 100644
--- a/pkgs/applications/networking/sync/rsync/default.nix
+++ b/pkgs/applications/networking/sync/rsync/default.nix
@@ -24,15 +24,15 @@ stdenv.mkDerivation rec {
 
   patchesSrc = base.upstreamPatchTarball;
 
-  srcs = [mainSrc] ++ stdenv.lib.optional enableCopyDevicesPatch patchesSrc;
-  patches = stdenv.lib.optional enableCopyDevicesPatch "./patches/copy-devices.diff";
+  srcs = [mainSrc] ++ lib.optional enableCopyDevicesPatch patchesSrc;
+  patches = lib.optional enableCopyDevicesPatch "./patches/copy-devices.diff";
 
   buildInputs = [libiconv zlib popt]
-                ++ stdenv.lib.optional enableACLs acl
-                ++ stdenv.lib.optional enableZstd zstd
-                ++ stdenv.lib.optional enableLZ4 lz4
-                ++ stdenv.lib.optional enableOpenSSL openssl
-                ++ stdenv.lib.optional enableXXHash xxHash;
+                ++ lib.optional enableACLs acl
+                ++ lib.optional enableZstd zstd
+                ++ lib.optional enableLZ4 lz4
+                ++ lib.optional enableOpenSSL openssl
+                ++ lib.optional enableXXHash xxHash;
   nativeBuildInputs = [perl];
 
   configureFlags = [
@@ -48,13 +48,13 @@ stdenv.mkDerivation rec {
     # The following PR should fix the cross-compilation issue.
     # Test using `nix-build -A pkgsCross.aarch64-multiplatform.rsync`.
     # https://github.com/WayneD/rsync/commit/b7fab6f285ff0ff3816b109a8c3131b6ded0b484
-    ++ stdenv.lib.optional (stdenv.hostPlatform != stdenv.buildPlatform) "--enable-simd=no"
+    ++ lib.optional (stdenv.hostPlatform != stdenv.buildPlatform) "--enable-simd=no"
   ;
 
   passthru.tests = { inherit (nixosTests) rsyncd; };
 
   meta = base.meta // {
     description = "A fast incremental file transfer utility";
-    maintainers = with stdenv.lib.maintainers; [ peti ehmry kampfschlaefer ];
+    maintainers = with lib.maintainers; [ peti ehmry kampfschlaefer ];
   };
 }
diff --git a/pkgs/applications/networking/sync/rsync/rrsync.nix b/pkgs/applications/networking/sync/rsync/rrsync.nix
index 2ec940d52a8b7..5a4c2600569eb 100644
--- a/pkgs/applications/networking/sync/rsync/rrsync.nix
+++ b/pkgs/applications/networking/sync/rsync/rrsync.nix
@@ -27,6 +27,6 @@ stdenv.mkDerivation {
 
   meta = base.meta // {
     description = "A helper to run rsync-only environments from ssh-logins";
-    maintainers = [ stdenv.lib.maintainers.kampfschlaefer ];
+    maintainers = [ lib.maintainers.kampfschlaefer ];
   };
 }
diff --git a/pkgs/applications/networking/sync/unison/default.nix b/pkgs/applications/networking/sync/unison/default.nix
index 36e8035092624..86126e861699b 100644
--- a/pkgs/applications/networking/sync/unison/default.nix
+++ b/pkgs/applications/networking/sync/unison/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchFromGitHub, ocamlPackages, fontschumachermisc, xset, makeWrapper, ncurses, gnugrep
+{lib, stdenv, fetchFromGitHub, ocamlPackages, fontschumachermisc, xset, makeWrapper, ncurses, gnugrep
 , enableX11 ? true}:
 
 let inherit (ocamlPackages) ocaml lablgtk; in
@@ -25,7 +25,7 @@ stdenv.mkDerivation (rec {
   makeFlags = [
     "INSTALLDIR=$(out)/bin/"
     "UISTYLE=${if enableX11 then "gtk2" else "text"}"
-  ] ++ stdenv.lib.optional (!ocaml.nativeCompilers) "NATIVE=false";
+  ] ++ lib.optional (!ocaml.nativeCompilers) "NATIVE=false";
 
   preInstall = "mkdir -p $out/bin";
 
@@ -41,9 +41,9 @@ stdenv.mkDerivation (rec {
   meta = {
     homepage = "https://www.cis.upenn.edu/~bcpierce/unison/";
     description = "Bidirectional file synchronizer";
-    license = stdenv.lib.licenses.gpl3Plus;
-    maintainers = with stdenv.lib.maintainers; [viric];
-    platforms = with stdenv.lib.platforms; unix;
+    license = lib.licenses.gpl3Plus;
+    maintainers = with lib.maintainers; [viric];
+    platforms = with lib.platforms; unix;
   };
 
 })
diff --git a/pkgs/applications/networking/znc/default.nix b/pkgs/applications/networking/znc/default.nix
index 7e5231285451f..b8e850211cd7c 100644
--- a/pkgs/applications/networking/znc/default.nix
+++ b/pkgs/applications/networking/znc/default.nix
@@ -9,7 +9,7 @@
 , withDebug ? false
 }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   pname = "znc";
@@ -31,11 +31,11 @@ stdenv.mkDerivation rec {
     ++ optional withZlib zlib;
 
   configureFlags = [
-    (stdenv.lib.enableFeature withPerl "perl")
-    (stdenv.lib.enableFeature withPython "python")
-    (stdenv.lib.enableFeature withTcl "tcl")
-    (stdenv.lib.withFeatureAs withTcl "tcl" "${tcl}/lib")
-    (stdenv.lib.enableFeature withCyrus "cyrus")
+    (lib.enableFeature withPerl "perl")
+    (lib.enableFeature withPython "python")
+    (lib.enableFeature withTcl "tcl")
+    (lib.withFeatureAs withTcl "tcl" "${tcl}/lib")
+    (lib.enableFeature withCyrus "cyrus")
   ] ++ optional (!withIPv6) [ "--disable-ipv6" ]
     ++ optional withDebug [ "--enable-debug" ];
 
diff --git a/pkgs/applications/networking/znc/modules.nix b/pkgs/applications/networking/znc/modules.nix
index 964afa459f4c0..5edb777ac5190 100644
--- a/pkgs/applications/networking/znc/modules.nix
+++ b/pkgs/applications/networking/znc/modules.nix
@@ -11,7 +11,7 @@ let
 
     buildInputs = znc.buildInputs;
 
-    meta = a.meta // { platforms = stdenv.lib.platforms.unix; };
+    meta = a.meta // { platforms = lib.platforms.unix; };
     passthru.module_name = module_name;
   });
 
@@ -93,7 +93,7 @@ in {
     meta = {
       description = "ZNC FiSH module";
       homepage = "https://github.com/dctrwatson/znc-fish";
-      maintainers = [ stdenv.lib.maintainers.offline ];
+      maintainers = [ lib.maintainers.offline ];
     };
   };
 
@@ -190,8 +190,8 @@ in {
     meta = {
       description = "Push notification service module for ZNC";
       homepage = "https://github.com/jreese/znc-push";
-      license = stdenv.lib.licenses.mit;
-      maintainers = with stdenv.lib.maintainers; [ offline schneefux ];
+      license = lib.licenses.mit;
+      maintainers = with lib.maintainers; [ offline schneefux ];
     };
   };
 
diff --git a/pkgs/applications/science/astronomy/astrolabe-generator/default.nix b/pkgs/applications/science/astronomy/astrolabe-generator/default.nix
index 4a6bdd9d1e9cf..3802f2bada86d 100644
--- a/pkgs/applications/science/astronomy/astrolabe-generator/default.nix
+++ b/pkgs/applications/science/astronomy/astrolabe-generator/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, jre, makeWrapper, unzip }:
+{ lib, stdenv, fetchurl, jre, makeWrapper, unzip }:
 
 stdenv.mkDerivation rec {
   pname = "astrolabe-generator";
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
       --add-flags "-jar $out/share/java/AstrolabeGenerator-${version}.jar"
   '';
 
-  meta = with stdenv.lib;{
+  meta = with lib;{
     homepage = "https://www.astrolabeproject.com";
     description = "A Java-based tool for generating EPS files for constructing astrolabes and related tools";
     license = licenses.gpl3;
diff --git a/pkgs/applications/science/astronomy/celestia/default.nix b/pkgs/applications/science/astronomy/celestia/default.nix
index 340641917e4f0..cbdd29b418db3 100644
--- a/pkgs/applications/science/astronomy/celestia/default.nix
+++ b/pkgs/applications/science/astronomy/celestia/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, freeglut, gtk2, gtkglext, libjpeg_turbo, libtheora, libXmu
+{ lib, stdenv, fetchurl, freeglut, gtk2, gtkglext, libjpeg_turbo, libtheora, libXmu
 , lua, libGLU, libGL, pkgconfig, perl, autoreconfHook
 }:
 
@@ -67,9 +67,9 @@ stdenv.mkDerivation {
   meta = {
     description = "Free space simulation";
     homepage = "https://celestia.space/";
-    license = stdenv.lib.licenses.gpl2;
+    license = lib.licenses.gpl2;
 
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.peti ];
+    platforms = lib.platforms.linux;
+    maintainers = [ lib.maintainers.peti ];
   };
 }
diff --git a/pkgs/applications/science/astronomy/gildas/default.nix b/pkgs/applications/science/astronomy/gildas/default.nix
index e84a542f1a6dd..2174d38d8b418 100644
--- a/pkgs/applications/science/astronomy/gildas/default.nix
+++ b/pkgs/applications/science/astronomy/gildas/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, gtk2-x11 , pkgconfig , python3 , gfortran , lesstif
+{ lib, stdenv, fetchurl, gtk2-x11 , pkgconfig , python3 , gfortran , lesstif
 , cfitsio , getopt , perl , groff , which, darwin, ncurses
 }:
 
@@ -22,13 +22,13 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkgconfig groff perl getopt gfortran which ];
 
   buildInputs = [ gtk2-x11 lesstif cfitsio python3Env ncurses ]
-    ++ stdenv.lib.optionals stdenv.isDarwin (with darwin.apple_sdk.frameworks; [ CoreFoundation ]);
+    ++ lib.optionals stdenv.isDarwin (with darwin.apple_sdk.frameworks; [ CoreFoundation ]);
 
   patches = [ ./wrapper.patch ./clang.patch ./aarch64.patch ];
 
-  NIX_CFLAGS_COMPILE = stdenv.lib.optionalString stdenv.cc.isClang "-Wno-unused-command-line-argument";
+  NIX_CFLAGS_COMPILE = lib.optionalString stdenv.cc.isClang "-Wno-unused-command-line-argument";
 
-  NIX_LDFLAGS = stdenv.lib.optionalString stdenv.isDarwin (with darwin.apple_sdk.frameworks; "-F${CoreFoundation}/Library/Frameworks");
+  NIX_LDFLAGS = lib.optionalString stdenv.isDarwin (with darwin.apple_sdk.frameworks; "-F${CoreFoundation}/Library/Frameworks");
 
   configurePhase=''
     substituteInPlace admin/wrapper.sh --replace '%%OUT%%' $out
@@ -62,9 +62,9 @@ stdenv.mkDerivation rec {
       few parts in C/C++ (mainly keyboard interaction,
       plotting, widgets).'';
     homepage = "http://www.iram.fr/IRAMFR/GILDAS/gildas.html";
-    license = stdenv.lib.licenses.free;
-    maintainers = [ stdenv.lib.maintainers.bzizou stdenv.lib.maintainers.smaret ];
-    platforms = stdenv.lib.platforms.all;
+    license = lib.licenses.free;
+    maintainers = [ lib.maintainers.bzizou lib.maintainers.smaret ];
+    platforms = lib.platforms.all;
   };
 
 }
diff --git a/pkgs/applications/science/astronomy/gravit/default.nix b/pkgs/applications/science/astronomy/gravit/default.nix
index 0a98563ed0e54..baf9ed7fc184d 100644
--- a/pkgs/applications/science/astronomy/gravit/default.nix
+++ b/pkgs/applications/science/astronomy/gravit/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, SDL, SDL_ttf, SDL_image, libSM, libICE, libGLU, libGL, libpng, lua5, autoconf, automake }:
+{ lib, stdenv, fetchurl, SDL, SDL_ttf, SDL_image, libSM, libICE, libGLU, libGL, libpng, lua5, autoconf, automake }:
 
 stdenv.mkDerivation rec {
   name = "gravit-0.5.1";
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://gravit.slowchop.com";
     description = "Beautiful OpenGL-based gravity simulator";
-    license = stdenv.lib.licenses.gpl2;
+    license = lib.licenses.gpl2;
 
     longDescription = ''
       Gravit is a gravity simulator which runs under Linux, Windows and
@@ -36,7 +36,7 @@ stdenv.mkDerivation rec {
       view in 3D and zoom in and out.
     '';
 
-    platforms = stdenv.lib.platforms.mesaPlatforms;
-    hydraPlatforms = stdenv.lib.platforms.linux; # darwin times out
+    platforms = lib.platforms.mesaPlatforms;
+    hydraPlatforms = lib.platforms.linux; # darwin times out
   };
 }
diff --git a/pkgs/applications/science/astronomy/openspace/default.nix b/pkgs/applications/science/astronomy/openspace/default.nix
index ca8651aa9e621..17c721ac86931 100644
--- a/pkgs/applications/science/astronomy/openspace/default.nix
+++ b/pkgs/applications/science/astronomy/openspace/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, fetchurl, makeWrapper, cmake
+{ lib, stdenv, fetchFromGitHub, fetchurl, makeWrapper, cmake
 , curl, boost, gdal, glew, soil
 , libX11, libXi, libXxf86vm, libXcursor, libXrandr, libXinerama }:
 
@@ -83,8 +83,8 @@ stdenv.mkDerivation rec {
       WARNING: This build is not very usable for now.
     '';
     homepage  = "https://www.openspaceproject.com/";
-    license   = stdenv.lib.licenses.mit;
-    platforms = stdenv.lib.platforms.linux;
+    license   = lib.licenses.mit;
+    platforms = lib.platforms.linux;
     broken = true; # fails to build
   };
 }
diff --git a/pkgs/applications/science/astronomy/xplanet/default.nix b/pkgs/applications/science/astronomy/xplanet/default.nix
index 63a1feab42f1f..305eb158d1363 100644
--- a/pkgs/applications/science/astronomy/xplanet/default.nix
+++ b/pkgs/applications/science/astronomy/xplanet/default.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
     })
   ];
 
-  NIX_CFLAGS_COMPILE = stdenv.lib.optionalString stdenv.cc.isClang "-Wno-error=c++11-narrowing";
+  NIX_CFLAGS_COMPILE = lib.optionalString stdenv.cc.isClang "-Wno-error=c++11-narrowing";
 
   meta = with lib; {
     description = "Renders an image of the earth or other planets into the X root window";
diff --git a/pkgs/applications/science/biology/ants/default.nix b/pkgs/applications/science/biology/ants/default.nix
index 7aa41bdf6f04a..bdcd82ed43243 100644
--- a/pkgs/applications/science/biology/ants/default.nix
+++ b/pkgs/applications/science/biology/ants/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
   ];
 
   nativeBuildInputs = [ cmake makeWrapper ];
-  buildInputs = [ itk4 vtk_7 ] ++ stdenv.lib.optional stdenv.isDarwin [ Cocoa ];
+  buildInputs = [ itk4 vtk_7 ] ++ lib.optional stdenv.isDarwin [ Cocoa ];
 
   cmakeFlags = [ "-DANTS_SUPERBUILD=FALSE" "-DUSE_VTK=TRUE" ];
 
diff --git a/pkgs/applications/science/biology/bayescan/default.nix b/pkgs/applications/science/biology/bayescan/default.nix
index 7c4f198b8427a..043ee3ca52de0 100644
--- a/pkgs/applications/science/biology/bayescan/default.nix
+++ b/pkgs/applications/science/biology/bayescan/default.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [ unzip ];
-  buildInputs = stdenv.lib.optional stdenv.cc.isClang llvmPackages.openmp;
+  buildInputs = lib.optional stdenv.cc.isClang llvmPackages.openmp;
 
   # Disable FORTIFY_SOURCE or the binary fails with "buffer overflow"
   hardeningDisable = [ "fortify" ];
@@ -34,6 +34,6 @@ stdenv.mkDerivation rec {
     homepage = "http://cmpg.unibe.ch/software/BayeScan";
     license = licenses.gpl3;
     maintainers = [ maintainers.bzizou ];
-    platforms = stdenv.lib.platforms.all;
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/science/biology/cmtk/default.nix b/pkgs/applications/science/biology/cmtk/default.nix
index ea4f55ba475a5..f147c0422e454 100644
--- a/pkgs/applications/science/biology/cmtk/default.nix
+++ b/pkgs/applications/science/biology/cmtk/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation {
 
   nativeBuildInputs = [ cmake ];
 
-  NIX_CFLAGS_COMPILE = stdenv.lib.optionalString stdenv.cc.isClang "-Wno-error=c++11-narrowing";
+  NIX_CFLAGS_COMPILE = lib.optionalString stdenv.cc.isClang "-Wno-error=c++11-narrowing";
 
   meta = with lib; {
     description     = "Computational Morphometry Toolkit ";
diff --git a/pkgs/applications/science/biology/conglomerate/default.nix b/pkgs/applications/science/biology/conglomerate/default.nix
index 592ab2cd66332..fe1c1f5511d1e 100644
--- a/pkgs/applications/science/biology/conglomerate/default.nix
+++ b/pkgs/applications/science/biology/conglomerate/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
 
   postFixup = ''
     for p in $out/bin/*; do
-      wrapProgram $p --prefix PERL5LIB : $PERL5LIB --set PATH "${stdenv.lib.makeBinPath [ coreutils minc_tools ]}";
+      wrapProgram $p --prefix PERL5LIB : $PERL5LIB --set PATH "${lib.makeBinPath [ coreutils minc_tools ]}";
     done
   '';
 
diff --git a/pkgs/applications/science/biology/emboss/default.nix b/pkgs/applications/science/biology/emboss/default.nix
index 2eeb17520f20c..5cbcd46ee07cf 100644
--- a/pkgs/applications/science/biology/emboss/default.nix
+++ b/pkgs/applications/science/biology/emboss/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, readline, perl, libharu, libX11, libpng, libXt, zlib}:
+{lib, stdenv, fetchurl, readline, perl, libharu, libX11, libpng, libXt, zlib}:
 
 stdenv.mkDerivation {
   name = "emboss-6.6.0";
@@ -22,7 +22,7 @@ stdenv.mkDerivation {
     user community, including libraries. The software automatically copes with
     data in a variety of formats and even allows transparent retrieval of
     sequence data from the web.'';
-    license     = stdenv.lib.licenses.gpl2;
+    license     = lib.licenses.gpl2;
     homepage    = "http://emboss.sourceforge.net/";
   };
 }
diff --git a/pkgs/applications/science/biology/iv/default.nix b/pkgs/applications/science/biology/iv/default.nix
index 82fe36940081b..72cf9c86e65b3 100644
--- a/pkgs/applications/science/biology/iv/default.nix
+++ b/pkgs/applications/science/biology/iv/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, neuron-version
+{ lib, stdenv, fetchurl, neuron-version
 , libX11, libXext, patchelf
 }:
 
@@ -15,15 +15,15 @@ stdenv.mkDerivation rec
     postInstall = ''
       for dir in $out/*; do # */
         if [ -d $dir/lib ]; then
-	  mv $dir/* $out # */
+    mv $dir/* $out # */
           rmdir $dir
           break
         fi
       done
-    '' + stdenv.lib.optionalString stdenv.isLinux ''
+    '' + lib.optionalString stdenv.isLinux ''
       patchelf --add-needed ${libX11}/lib/libX11.so $out/lib/libIVhines.so
     '';
-    meta = with stdenv.lib;
+    meta = with lib;
       { description = "InterViews graphical library for Neuron";
         license     = licenses.bsd3;
         homepage    = "http://www.neuron.yale.edu/neuron";
diff --git a/pkgs/applications/science/biology/messer-slim/default.nix b/pkgs/applications/science/biology/messer-slim/default.nix
index 876cc8ebaa71d..687a2a985f28f 100644
--- a/pkgs/applications/science/biology/messer-slim/default.nix
+++ b/pkgs/applications/science/biology/messer-slim/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, cmake, gcc, gcc-unwrapped }:
+{ lib, stdenv, fetchurl, cmake, gcc, gcc-unwrapped }:
 
 stdenv.mkDerivation rec {
   version = "3.2.1";
@@ -17,8 +17,8 @@ stdenv.mkDerivation rec {
   meta = {
      description = "An evolutionary simulation framework";
      homepage = "https://messerlab.org/slim/";
-     license = with stdenv.lib.licenses; [ gpl3 ];
-     maintainers = with stdenv.lib.maintainers; [ bzizou ];
-     platforms = stdenv.lib.platforms.all;
+     license = with lib.licenses; [ gpl3 ];
+     maintainers = with lib.maintainers; [ bzizou ];
+     platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/science/biology/minc-widgets/default.nix b/pkgs/applications/science/biology/minc-widgets/default.nix
index 3af227d70a5a0..e8aef4138b05e 100644
--- a/pkgs/applications/science/biology/minc-widgets/default.nix
+++ b/pkgs/applications/science/biology/minc-widgets/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
 
   postFixup = ''
     for p in $out/bin/*; do
-      wrapProgram $p --prefix PERL5LIB : $PERL5LIB --set PATH "${stdenv.lib.makeBinPath [ coreutils minc_tools ]}";
+      wrapProgram $p --prefix PERL5LIB : $PERL5LIB --set PATH "${lib.makeBinPath [ coreutils minc_tools ]}";
     done
   '';
 
diff --git a/pkgs/applications/science/biology/muscle/default.nix b/pkgs/applications/science/biology/muscle/default.nix
index e7c1040e59308..f4f6d0c46e0f3 100644
--- a/pkgs/applications/science/biology/muscle/default.nix
+++ b/pkgs/applications/science/biology/muscle/default.nix
@@ -30,6 +30,6 @@ stdenv.mkDerivation rec {
     maintainers = [ maintainers.unode ];
     # NOTE: Supposed to be compatible with darwin/intel & PPC but currently fails.
     # Anyone with access to these platforms is welcome to give it a try
-    platforms   = stdenv.lib.platforms.linux;
+    platforms   = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/science/biology/neuron/default.nix b/pkgs/applications/science/biology/neuron/default.nix
index 048a9a5644d0d..3dbc39684c2da 100644
--- a/pkgs/applications/science/biology/neuron/default.nix
+++ b/pkgs/applications/science/biology/neuron/default.nix
@@ -24,16 +24,16 @@ stdenv.mkDerivation rec {
     sha256 = "0f26v3qvzblcdjg7isq0m9j2q8q7x3vhmkfllv8lsr3gyj44lljf";
   };
 
-  patches = (stdenv.lib.optional (stdenv.isDarwin) [ ./neuron-carbon-disable.patch ]);
+  patches = (lib.optional (stdenv.isDarwin) [ ./neuron-carbon-disable.patch ]);
 
   # With LLVM 3.8 and above, clang (really libc++) gets upset if you attempt to redefine these...
-  postPatch = stdenv.lib.optionalString stdenv.cc.isClang ''
+  postPatch = lib.optionalString stdenv.cc.isClang ''
     substituteInPlace src/gnu/neuron_gnu_builtin.h \
       --replace 'double abs(double arg);' "" \
       --replace 'float abs(float arg);' "" \
       --replace 'short abs(short arg);' "" \
       --replace 'long abs(long arg);' ""
-  '' + stdenv.lib.optionalString stdenv.isDarwin ''
+  '' + lib.optionalString stdenv.isDarwin ''
     # we are darwin, but we don't have all the quirks the source wants to compensate for
     substituteInPlace src/nrnpython/setup.py.in --replace 'readline="edit"' 'readline="readline"'
     for f in src/nrnpython/*.[ch] ; do
@@ -51,14 +51,14 @@ stdenv.mkDerivation rec {
     export prefix="''${prefix} --exec-prefix=''${out}"
   '';
 
-  configureFlags = with stdenv.lib;
+  configureFlags = with lib;
                     [ "--with-readline=${readline}" "--with-iv=${iv}" ]
                     ++  optionals (python != null)  [ "--with-nrnpython=${python.interpreter}" ]
                     ++ (if mpi != null then ["--with-mpi" "--with-paranrn"]
                         else ["--without-mpi"]);
 
 
-  postInstall = stdenv.lib.optionals (python != null) [ ''
+  postInstall = lib.optionals (python != null) [ ''
     ## standardise python neuron install dir if any
     if [[ -d $out/lib/python ]]; then
         mkdir -p ''${out}/${python.sitePackages}
diff --git a/pkgs/applications/science/biology/obitools/obitools3.nix b/pkgs/applications/science/biology/obitools/obitools3.nix
index 7ecee60c4b1b7..55a9612c62d0c 100644
--- a/pkgs/applications/science/biology/obitools/obitools3.nix
+++ b/pkgs/applications/science/biology/obitools/obitools3.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, python3Packages, cmake, python3 }:
+{ lib, stdenv, fetchurl, python3Packages, cmake, python3 }:
 
 let
   pythonPackages = python3Packages;
@@ -26,7 +26,7 @@ pythonPackages.buildPythonApplication rec {
 
   doCheck = true;
 
-  meta = with stdenv.lib ; {
+  meta = with lib ; {
     description = "Management of analyses and data in DNA metabarcoding";
     homepage = "https://git.metabarcoding.org/obitools/obitools3";
     license = licenses.cecill20;
diff --git a/pkgs/applications/science/biology/plink-ng/default.nix b/pkgs/applications/science/biology/plink-ng/default.nix
index 0a31ff6ba4fde..26c3e7ba66b6d 100644
--- a/pkgs/applications/science/biology/plink-ng/default.nix
+++ b/pkgs/applications/science/biology/plink-ng/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, zlib, blas, lapack, darwin}:
+{ lib, stdenv, fetchFromGitHub, zlib, blas, lapack, darwin}:
 
 stdenv.mkDerivation rec {
   pname = "plink-ng";
@@ -33,7 +33,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "A comprehensive update to the PLINK association analysis toolset";
     homepage = "https://www.cog-genomics.org/plink2";
-    license = stdenv.lib.licenses.gpl3;
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl3;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/science/biology/poretools/default.nix b/pkgs/applications/science/biology/poretools/default.nix
index a9f3fdb246726..454843e2f324d 100755
--- a/pkgs/applications/science/biology/poretools/default.nix
+++ b/pkgs/applications/science/biology/poretools/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, pythonPackages, fetchFromGitHub }:
+{ lib, stdenv, pythonPackages, fetchFromGitHub }:
 
 pythonPackages.buildPythonPackage rec {
   pname = "poretools";
@@ -15,8 +15,8 @@ pythonPackages.buildPythonPackage rec {
 
   meta = {
     description = "a toolkit for working with nanopore sequencing data from Oxford Nanopore";
-    license = stdenv.lib.licenses.mit;
+    license = lib.licenses.mit;
     homepage = "https://poretools.readthedocs.io/en/latest/";
-    maintainers = [stdenv.lib.maintainers.rybern];
+    maintainers = [lib.maintainers.rybern];
   };
 }
diff --git a/pkgs/applications/science/biology/quast/default.nix b/pkgs/applications/science/biology/quast/default.nix
index e3c3ea23c2c0e..553fb1de53983 100644
--- a/pkgs/applications/science/biology/quast/default.nix
+++ b/pkgs/applications/science/biology/quast/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, python3Packages, zlib, bash, coreutils }:
+{ lib, stdenv, fetchurl, python3Packages, zlib, bash, coreutils }:
 
 let
   pythonPackages = python3Packages;
@@ -48,7 +48,7 @@ pythonPackages.buildPythonApplication rec {
   # Tests need to download data files, so manual run after packaging is needed
   doCheck = false;
 
-  meta = with stdenv.lib ; {
+  meta = with lib ; {
     description = "Evaluates genome assemblies by computing various metrics";
     homepage = "https://github.com/ablab/quast";
     license = licenses.gpl2;
diff --git a/pkgs/applications/science/biology/raxml/default.nix b/pkgs/applications/science/biology/raxml/default.nix
index e4019295ece14..4f9b5aca1b2d1 100644
--- a/pkgs/applications/science/biology/raxml/default.nix
+++ b/pkgs/applications/science/biology/raxml/default.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
     sha256 = "1jqjzhch0rips0vp04prvb8vmc20c5pdmsqn8knadcf91yy859fh";
   };
 
-  buildInputs = stdenv.lib.optionals mpi [ pkgs.openmpi ];
+  buildInputs = lib.optionals mpi [ pkgs.openmpi ];
 
   # TODO darwin, AVX and AVX2 makefile targets
   buildPhase = if mpi then ''
diff --git a/pkgs/applications/science/biology/samtools/default.nix b/pkgs/applications/science/biology/samtools/default.nix
index 7dd78ee2e635c..20d9565bce44a 100644
--- a/pkgs/applications/science/biology/samtools/default.nix
+++ b/pkgs/applications/science/biology/samtools/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ zlib ncurses htslib ];
 
   configureFlags = [ "--with-htslib=${htslib}" ]
-    ++ stdenv.lib.optional (ncurses == null) "--without-curses";
+    ++ lib.optional (ncurses == null) "--without-curses";
 
   preCheck = ''
     patchShebangs test/
diff --git a/pkgs/applications/science/biology/stacks/default.nix b/pkgs/applications/science/biology/stacks/default.nix
index 12c865162425a..c208d80d57697 100644
--- a/pkgs/applications/science/biology/stacks/default.nix
+++ b/pkgs/applications/science/biology/stacks/default.nix
@@ -1,5 +1,5 @@
-{ stdenv, fetchurl, zlib }:
-    
+{ lib, stdenv, fetchurl, zlib }:
+
 stdenv.mkDerivation rec {
   pname = "stacks";
   version = "2.53";
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Software pipeline for building loci from short-read sequences";
     homepage = "http://catchenlab.life.illinois.edu/stacks/";
-    maintainers = [ stdenv.lib.maintainers.bzizou ];
-    license = stdenv.lib.licenses.gpl3;
+    maintainers = [ lib.maintainers.bzizou ];
+    license = lib.licenses.gpl3;
   };
 }
diff --git a/pkgs/applications/science/chemistry/avogadro/default.nix b/pkgs/applications/science/chemistry/avogadro/default.nix
index 96dea10333b34..14ceb91b06ce7 100644
--- a/pkgs/applications/science/chemistry/avogadro/default.nix
+++ b/pkgs/applications/science/chemistry/avogadro/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, cmake, qt4, zlib, eigen, openbabel, pkgconfig, libGLU, libGL, libX11, doxygen }:
+{ lib, stdenv, fetchurl, cmake, qt4, zlib, eigen, openbabel, pkgconfig, libGLU, libGL, libX11, doxygen }:
 
 stdenv.mkDerivation rec {
   name = "avogadro-1.1.1";
@@ -24,6 +24,6 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Molecule editor and visualizer";
     maintainers = [ ];
-    platforms = stdenv.lib.platforms.mesaPlatforms;
+    platforms = lib.platforms.mesaPlatforms;
   };
 }
diff --git a/pkgs/applications/science/chemistry/gwyddion/default.nix b/pkgs/applications/science/chemistry/gwyddion/default.nix
index bdebfc72e471f..8d9ea7a3917b7 100644
--- a/pkgs/applications/science/chemistry/gwyddion/default.nix
+++ b/pkgs/applications/science/chemistry/gwyddion/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, gtk2, pkg-config, fftw, file,
+{ lib, stdenv, fetchurl, gtk2, pkg-config, fftw, file,
   pythonSupport ? false, pythonPackages ? null,
   gnome2 ? null,
   openexrSupport ? true, openexr ? null,
@@ -40,10 +40,10 @@ stdenv.mkDerivation rec {
     url = "mirror://sourceforge/gwyddion/gwyddion-${version}.tar.xz";
     sha256 = "0z83p3ifdkv5dds8s6fqqbycql1zmgppdc7ygqmm12z5zlrl9p12";
   };
-  
+
   nativeBuildInputs = [ pkg-config file ];
-  
-  buildInputs = with stdenv.lib;
+
+  buildInputs = with lib;
     [ gtk2 fftw ] ++
     optional openglSupport gnome2.gtkglext ++
     optional openexrSupport openexr ++
@@ -57,7 +57,7 @@ stdenv.mkDerivation rec {
     optional libuniqueSupport libunique ++
     optional libzipSupport libzip;
 
-  propagatedBuildInputs = with stdenv.lib;
+  propagatedBuildInputs = with lib;
     optionals pythonSupport [ pygtk pygobject2 python gnome2.gtksourceview ];
 
   # This patch corrects problems with python support, but should apply cleanly
@@ -79,8 +79,8 @@ stdenv.mkDerivation rec {
       analysis of profilometry data or thickness maps from imaging
       spectrophotometry.
     '';
-    license = stdenv.lib.licenses.gpl2;
-    platforms = with stdenv.lib.platforms; linux ++ darwin;
-    maintainers = [ stdenv.lib.maintainers.cge ];
+    license = lib.licenses.gpl2;
+    platforms = with lib.platforms; linux ++ darwin;
+    maintainers = [ lib.maintainers.cge ];
   };
 }
diff --git a/pkgs/applications/science/chemistry/marvin/default.nix b/pkgs/applications/science/chemistry/marvin/default.nix
index ddab526ebe790..666731106ac67 100644
--- a/pkgs/applications/science/chemistry/marvin/default.nix
+++ b/pkgs/applications/science/chemistry/marvin/default.nix
@@ -1,6 +1,6 @@
-{ stdenv, fetchurl, dpkg, makeWrapper, coreutils, gawk, gnugrep, gnused, jre }:
+{ lib, stdenv, fetchurl, dpkg, makeWrapper, coreutils, gawk, gnugrep, gnused, jre }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   pname = "marvin";
diff --git a/pkgs/applications/science/chemistry/quantum-espresso/default.nix b/pkgs/applications/science/chemistry/quantum-espresso/default.nix
index 717ff1dba82b8..c7b1f90104682 100644
--- a/pkgs/applications/science/chemistry/quantum-espresso/default.nix
+++ b/pkgs/applications/science/chemistry/quantum-espresso/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
   '';
 
   buildInputs = [ fftw blas lapack gfortran ]
-    ++ (stdenv.lib.optionals (mpi != null) [ mpi ]);
+    ++ (lib.optionals (mpi != null) [ mpi ]);
 
 configureFlags = if (mpi != null) then [ "LD=${mpi}/bin/mpif90" ] else [ "LD=${gfortran}/bin/gfortran" ];
 
diff --git a/pkgs/applications/science/chemistry/siesta/default.nix b/pkgs/applications/science/chemistry/siesta/default.nix
index cb4667adcab46..0df953f710673 100644
--- a/pkgs/applications/science/chemistry/siesta/default.nix
+++ b/pkgs/applications/science/chemistry/siesta/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation {
   };
 
   buildInputs = [ blas lapack gfortran ]
-    ++ (stdenv.lib.optionals (mpi != null) [ mpi scalapack ]);
+    ++ (lib.optionals (mpi != null) [ mpi scalapack ]);
 
   enableParallelBuilding = true;
 
diff --git a/pkgs/applications/science/electronics/adms/default.nix b/pkgs/applications/science/electronics/adms/default.nix
index 0fcf4d25e2deb..7b7e2a1af63a1 100644
--- a/pkgs/applications/science/electronics/adms/default.nix
+++ b/pkgs/applications/science/electronics/adms/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, autoreconfHook, flex, bison, gperf,
+{ lib, stdenv, fetchFromGitHub, autoreconfHook, flex, bison, gperf,
   libxml2, perl, perlPackages, gd }:
 
 stdenv.mkDerivation rec {
@@ -19,8 +19,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "automatic device model synthesizer";
     homepage = "https://github.com/Qucs/adms";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = with stdenv.lib.maintainers; [disassembler];
-    platforms = with stdenv.lib.platforms; linux;
+    license = lib.licenses.gpl3;
+    maintainers = with lib.maintainers; [disassembler];
+    platforms = with lib.platforms; linux;
   };
 }
diff --git a/pkgs/applications/science/electronics/archimedes/default.nix b/pkgs/applications/science/electronics/archimedes/default.nix
index 1377231c152b6..731f2db56af53 100644
--- a/pkgs/applications/science/electronics/archimedes/default.nix
+++ b/pkgs/applications/science/electronics/archimedes/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl}:
+{lib, stdenv, fetchurl}:
 
 stdenv.mkDerivation rec {
   name = "archimedes-2.0.1";
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "GNU package for semiconductor device simulations";
     homepage = "https://www.gnu.org/software/archimedes";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = with stdenv.lib.platforms; linux;
+    license = lib.licenses.gpl2Plus;
+    platforms = with lib.platforms; linux;
   };
 }
diff --git a/pkgs/applications/science/electronics/bitscope/common.nix b/pkgs/applications/science/electronics/bitscope/common.nix
index 8aade9dd2c89a..49415ea048413 100644
--- a/pkgs/applications/science/electronics/bitscope/common.nix
+++ b/pkgs/applications/science/electronics/bitscope/common.nix
@@ -15,7 +15,7 @@
 let
   wrapBinary = libPaths: binaryName: ''
     wrapProgram "$out/bin/${binaryName}" \
-      --prefix LD_LIBRARY_PATH : "${stdenv.lib.makeLibraryPath libPaths}"
+      --prefix LD_LIBRARY_PATH : "${lib.makeLibraryPath libPaths}"
   '';
   pkg = stdenv.mkDerivation (rec {
     inherit (attrs) version src;
diff --git a/pkgs/applications/science/electronics/caneda/default.nix b/pkgs/applications/science/electronics/caneda/default.nix
index 5cf9ab1ae6fb0..14c654bd6978f 100644
--- a/pkgs/applications/science/electronics/caneda/default.nix
+++ b/pkgs/applications/science/electronics/caneda/default.nix
@@ -1,4 +1,4 @@
-{ mkDerivation, stdenv, fetchFromGitHub, cmake, qtbase, qttools, qtsvg, qwt }:
+{ mkDerivation, lib, stdenv, fetchFromGitHub, cmake, qtbase, qttools, qtsvg, qwt }:
 
 mkDerivation rec {
   pname = "caneda";
@@ -17,8 +17,8 @@ mkDerivation rec {
   meta = {
     description = "Open source EDA software focused on easy of use and portability";
     homepage = "http://caneda.org";
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = with stdenv.lib.maintainers; [viric];
-    platforms = with stdenv.lib.platforms; linux;
+    license = lib.licenses.gpl2Plus;
+    maintainers = with lib.maintainers; [viric];
+    platforms = with lib.platforms; linux;
   };
 }
diff --git a/pkgs/applications/science/electronics/eagle/eagle.nix b/pkgs/applications/science/electronics/eagle/eagle.nix
index 130146e0d9a11..58873b8a7701f 100644
--- a/pkgs/applications/science/electronics/eagle/eagle.nix
+++ b/pkgs/applications/science/electronics/eagle/eagle.nix
@@ -5,7 +5,7 @@
 }:
 
 let
-  libPath = stdenv.lib.makeLibraryPath
+  libPath = lib.makeLibraryPath
     [ libXrender libXrandr libXcursor libX11 libXext libXi libxcb
       libGL glib nss nspr expat alsaLib
       qtbase qtdeclarative qtsvg qtlocation qtwebchannel qtwebengine
diff --git a/pkgs/applications/science/electronics/eagle/eagle7.nix b/pkgs/applications/science/electronics/eagle/eagle7.nix
index d826d2d2c24a6..2804fc3c8d7ce 100644
--- a/pkgs/applications/science/electronics/eagle/eagle7.nix
+++ b/pkgs/applications/science/electronics/eagle/eagle7.nix
@@ -5,7 +5,7 @@
 
 let
 
-  libPath = stdenv.lib.makeLibraryPath
+  libPath = lib.makeLibraryPath
     [ zlib freetype fontconfig openssl libXrender libXrandr libXcursor libX11
       libXext libXi libxcb cups
     ];
diff --git a/pkgs/applications/science/electronics/fritzing/default.nix b/pkgs/applications/science/electronics/fritzing/default.nix
index f8a0adea482bf..91d6f5e77abba 100644
--- a/pkgs/applications/science/electronics/fritzing/default.nix
+++ b/pkgs/applications/science/electronics/fritzing/default.nix
@@ -1,4 +1,4 @@
-{ mkDerivation, stdenv, fetchpatch, fetchFromGitHub, qmake, pkgconfig
+{ mkDerivation, lib, stdenv, fetchpatch, fetchFromGitHub, qmake, pkgconfig
 , qtbase, qtsvg, qttools, qtserialport, boost, libgit2
 }:
 
@@ -79,8 +79,8 @@ mkDerivation rec {
   meta = {
     description = "An open source prototyping tool for Arduino-based projects";
     homepage = "https://fritzing.org/";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = [ stdenv.lib.maintainers.robberer ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl3;
+    maintainers = [ lib.maintainers.robberer ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/science/electronics/gtkwave/default.nix b/pkgs/applications/science/electronics/gtkwave/default.nix
index ad5e9e55c575b..aeca4326756ed 100644
--- a/pkgs/applications/science/electronics/gtkwave/default.nix
+++ b/pkgs/applications/science/electronics/gtkwave/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, glib, gtk3, gperf, pkgconfig, bzip2, tcl, tk, wrapGAppsHook, judy, xz }:
+{ lib, stdenv, fetchurl, glib, gtk3, gperf, pkgconfig, bzip2, tcl, tk, wrapGAppsHook, judy, xz }:
 
 stdenv.mkDerivation rec {
   pname = "gtkwave";
@@ -22,8 +22,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "VCD/Waveform viewer for Unix and Win32";
     homepage    = "http://gtkwave.sourceforge.net";
-    license     = stdenv.lib.licenses.gpl2Plus;
-    maintainers = with stdenv.lib.maintainers; [ thoughtpolice ];
-    platforms   = stdenv.lib.platforms.linux;
+    license     = lib.licenses.gpl2Plus;
+    maintainers = with lib.maintainers; [ thoughtpolice ];
+    platforms   = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/science/electronics/hal-hardware-analyzer/default.nix b/pkgs/applications/science/electronics/hal-hardware-analyzer/default.nix
index 47f901c0ba583..c16f6bf122bf7 100644
--- a/pkgs/applications/science/electronics/hal-hardware-analyzer/default.nix
+++ b/pkgs/applications/science/electronics/hal-hardware-analyzer/default.nix
@@ -24,9 +24,9 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ cmake ninja pkgconfig ];
   buildInputs = [ qtbase qtsvg boost rapidjson igraph spdlog fmt graphviz wrapQtAppsHook ]
     ++ (with python3Packages; [ python pybind11 ])
-    ++ stdenv.lib.optional stdenv.cc.isClang llvmPackages.openmp;
+    ++ lib.optional stdenv.cc.isClang llvmPackages.openmp;
 
-  cmakeFlags = with stdenv.lib.versions; [
+  cmakeFlags = with lib.versions; [
     "-DHAL_VERSION_RETURN=${version}"
     "-DHAL_VERSION_MAJOR=${major version}"
     "-DHAL_VERSION_MINOR=${minor version}"
diff --git a/pkgs/applications/science/electronics/kicad/base.nix b/pkgs/applications/science/electronics/kicad/base.nix
index 7f11f483a9d0a..c2da57d183345 100644
--- a/pkgs/applications/science/electronics/kicad/base.nix
+++ b/pkgs/applications/science/electronics/kicad/base.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , fetchFromGitLab
 , cmake
 , libGLU
@@ -43,11 +43,11 @@
 , gtk3
 }:
 
-assert stdenv.lib.asserts.assertMsg (!(withOCE && stdenv.isAarch64)) "OCE fails a test on Aarch64";
-assert stdenv.lib.asserts.assertMsg (!(withOCC && withOCE))
+assert lib.asserts.assertMsg (!(withOCE && stdenv.isAarch64)) "OCE fails a test on Aarch64";
+assert lib.asserts.assertMsg (!(withOCC && withOCE))
   "Only one of OCC and OCE may be enabled";
 let
-  inherit (stdenv.lib) optional optionals;
+  inherit (lib) optional optionals;
 in
 stdenv.mkDerivation rec {
   pname = "kicad-base";
@@ -140,7 +140,7 @@ stdenv.mkDerivation rec {
       the libraries are passed via an env var in the wrapper, default.nix
     '';
     homepage = "https://www.kicad-pcb.org/";
-    license = stdenv.lib.licenses.agpl3;
-    platforms = stdenv.lib.platforms.all;
+    license = lib.licenses.agpl3;
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/science/electronics/kicad/default.nix b/pkgs/applications/science/electronics/kicad/default.nix
index 48a5779d207a6..88bb79788812b 100644
--- a/pkgs/applications/science/electronics/kicad/default.nix
+++ b/pkgs/applications/science/electronics/kicad/default.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , fetchFromGitLab
 , gnome3
 , wxGTK30
@@ -70,13 +70,13 @@
 # }
 
 assert withNgspice -> libngspice != null;
-assert stdenv.lib.assertMsg (!ngspiceSupport)
+assert lib.assertMsg (!ngspiceSupport)
   "`nspiceSupport` was renamed to `withNgspice` for the sake of consistency with other kicad nix arguments.";
-assert stdenv.lib.assertMsg (!oceSupport)
+assert lib.assertMsg (!oceSupport)
   "`oceSupport` was renamed to `withOCE` for the sake of consistency with other kicad nix arguments.";
-assert stdenv.lib.assertMsg (!scriptingSupport)
+assert lib.assertMsg (!scriptingSupport)
   "`scriptingSupport` was renamed to `withScripting` for the sake of consistency with other kicad nix arguments.";
-assert stdenv.lib.assertMsg (!withOCCT)
+assert lib.assertMsg (!withOCCT)
   "`withOCCT` was renamed to `withOCC` for the sake of consistency with upstream cmake options.";
 let
   baseName = if (stable) then "kicad" else "kicad-unstable";
@@ -151,7 +151,7 @@ let
   python = python3;
   wxPython = python.pkgs.wxPython_4_0;
 
-  inherit (stdenv.lib) concatStringsSep flatten optionalString optionals;
+  inherit (lib) concatStringsSep flatten optionalString optionals;
 in
 stdenv.mkDerivation rec {
 
@@ -251,11 +251,11 @@ stdenv.mkDerivation rec {
       KiCad is an open source software suite for Electronic Design Automation.
       The Programs handle Schematic Capture, and PCB Layout with Gerber output.
     '';
-    license = stdenv.lib.licenses.agpl3;
+    license = lib.licenses.agpl3;
     # berce seems inactive...
-    maintainers = with stdenv.lib.maintainers; [ evils kiwi berce ];
+    maintainers = with lib.maintainers; [ evils kiwi berce ];
     # kicad is cross platform
-    platforms = stdenv.lib.platforms.all;
+    platforms = lib.platforms.all;
     # despite that, nipkgs' wxGTK for darwin is "wxmac"
     # and wxPython_4_0 does not account for this
     # adjusting this package to downgrade to python2Packages.wxPython (wxPython 3),
diff --git a/pkgs/applications/science/electronics/kicad/libraries.nix b/pkgs/applications/science/electronics/kicad/libraries.nix
index b045a7d1068b0..e98f2e49576b3 100644
--- a/pkgs/applications/science/electronics/kicad/libraries.nix
+++ b/pkgs/applications/science/electronics/kicad/libraries.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , cmake
 , gettext
 , libSrc
@@ -15,8 +15,8 @@ let
       nativeBuildInputs = [ cmake ];
 
       meta = rec {
-        license = stdenv.lib.licenses.cc-by-sa-40;
-        platforms = stdenv.lib.platforms.all;
+        license = lib.licenses.cc-by-sa-40;
+        platforms = lib.platforms.all;
         # the 3d models are a ~1 GiB download and occupy ~5 GiB in store.
         # this would exceed the hydra output limit
         hydraPlatforms = if (name == "packages3d") then [ ] else platforms;
diff --git a/pkgs/applications/science/electronics/qfsm/default.nix b/pkgs/applications/science/electronics/qfsm/default.nix
index a50609e84a8c3..de79abc3e511c 100644
--- a/pkgs/applications/science/electronics/qfsm/default.nix
+++ b/pkgs/applications/science/electronics/qfsm/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, qt4, cmake, graphviz, pkg-config }:
+{ lib, stdenv, fetchurl, qt4, cmake, graphviz, pkg-config }:
 
 stdenv.mkDerivation rec {
   name = "qfsm-0.54.0";
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Graphical editor for finite state machines";
     homepage = "http://qfsm.sourceforge.net/";
-    license = stdenv.lib.licenses.gpl3Plus;
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.gpl3Plus;
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/science/electronics/qucs/default.nix b/pkgs/applications/science/electronics/qucs/default.nix
index 9b143f1c3f1ff..a5f2cf394b44f 100644
--- a/pkgs/applications/science/electronics/qucs/default.nix
+++ b/pkgs/applications/science/electronics/qucs/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchFromGitHub, flex, bison, qt4, libX11, cmake, gperf, adms }:
+{lib, stdenv, fetchFromGitHub, flex, bison, qt4, libX11, cmake, gperf, adms }:
 
 stdenv.mkDerivation rec {
   version = "0.0.19";
@@ -23,8 +23,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Integrated circuit simulator";
     homepage = "http://qucs.sourceforge.net";
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = with stdenv.lib.maintainers; [viric];
-    platforms = with stdenv.lib.platforms; linux;
+    license = lib.licenses.gpl2Plus;
+    maintainers = with lib.maintainers; [viric];
+    platforms = with lib.platforms; linux;
   };
 }
diff --git a/pkgs/applications/science/electronics/tkgate/1.x.nix b/pkgs/applications/science/electronics/tkgate/1.x.nix
index e6f912616034a..9bb04a3189ef3 100644
--- a/pkgs/applications/science/electronics/tkgate/1.x.nix
+++ b/pkgs/applications/science/electronics/tkgate/1.x.nix
@@ -1,8 +1,8 @@
-{ stdenv, fetchurl, tcl, tk, libX11, glibc, which, yacc, flex, imake, xorgproto, gccmakedep }:
+{ lib, stdenv, fetchurl, tcl, tk, libX11, glibc, which, yacc, flex, imake, xorgproto, gccmakedep }:
 
 let
-  libiconvInc = stdenv.lib.optionalString stdenv.isLinux "${glibc.dev}/include";
-  libiconvLib = stdenv.lib.optionalString stdenv.isLinux "${glibc.out}/lib";
+  libiconvInc = lib.optionalString stdenv.isLinux "${glibc.dev}/include";
+  libiconvLib = lib.optionalString stdenv.isLinux "${glibc.out}/lib";
 in
 stdenv.mkDerivation rec {
   name = "tkgate-1.8.7";
@@ -35,8 +35,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Event driven digital circuit simulator with a TCL/TK-based graphical editor";
     homepage = "http://www.tkgate.org/";
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = [ stdenv.lib.maintainers.peti ];
-    hydraPlatforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2Plus;
+    maintainers = [ lib.maintainers.peti ];
+    hydraPlatforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/science/electronics/verilog/default.nix b/pkgs/applications/science/electronics/verilog/default.nix
index 081ca65f315e3..dd76e9364c53c 100644
--- a/pkgs/applications/science/electronics/verilog/default.nix
+++ b/pkgs/applications/science/electronics/verilog/default.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
   src = fetchFromGitHub {
     owner  = "steveicarus";
     repo   = pname;
-    rev    = "v${stdenv.lib.replaceStrings ["."] ["_"] version}";
+    rev    = "v${lib.replaceStrings ["."] ["_"] version}";
     sha256 = "0nzcyi6l2zv9wxzsv9i963p3igyjds0n55x0ph561mc3pfbc7aqp";
   };
 
diff --git a/pkgs/applications/science/electronics/vhd2vl/default.nix b/pkgs/applications/science/electronics/vhd2vl/default.nix
index 4014f53f649f7..adce30551071a 100644
--- a/pkgs/applications/science/electronics/vhd2vl/default.nix
+++ b/pkgs/applications/science/electronics/vhd2vl/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
     sha256 = "17va2pil4938j8c93anhy45zzgnvq3k71a7glj02synfrsv6fs8n";
   };
 
-  patches = stdenv.lib.optionals (!stdenv.isAarch64) [
+  patches = lib.optionals (!stdenv.isAarch64) [
     # fix build with verilog 11.0 - https://github.com/ldoolitt/vhd2vl/pull/15
     # for some strange reason, this is not needed for aarch64
     (fetchpatch {
diff --git a/pkgs/applications/science/electronics/xcircuit/default.nix b/pkgs/applications/science/electronics/xcircuit/default.nix
index d7bdf5c67c06c..013f5a098bcf7 100644
--- a/pkgs/applications/science/electronics/xcircuit/default.nix
+++ b/pkgs/applications/science/electronics/xcircuit/default.nix
@@ -4,7 +4,7 @@
 let
   version = "3.10.12";
   name = "xcircuit-${version}";
-  inherit (stdenv.lib) getBin;
+  inherit (lib) getBin;
 
 in stdenv.mkDerivation {
   inherit name version;
diff --git a/pkgs/applications/science/electronics/xoscope/default.nix b/pkgs/applications/science/electronics/xoscope/default.nix
index f8a68f31f4641..26fbadc615954 100644
--- a/pkgs/applications/science/electronics/xoscope/default.nix
+++ b/pkgs/applications/science/electronics/xoscope/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, gtk2, pkgconfig}:
+{lib, stdenv, fetchurl, gtk2, pkgconfig}:
 
 stdenv.mkDerivation rec {
   name = "xoscope-2.0";
@@ -17,8 +17,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Oscilloscope through the sound card";
     homepage = "http://xoscope.sourceforge.net";
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = with stdenv.lib.maintainers; [viric];
-    platforms = with stdenv.lib.platforms; linux;
+    license = lib.licenses.gpl2Plus;
+    maintainers = with lib.maintainers; [viric];
+    platforms = with lib.platforms; linux;
   };
 }
diff --git a/pkgs/applications/science/geometry/tetgen/1.4.nix b/pkgs/applications/science/geometry/tetgen/1.4.nix
index 9dd2547368345..245d4c12bfe07 100644
--- a/pkgs/applications/science/geometry/tetgen/1.4.nix
+++ b/pkgs/applications/science/geometry/tetgen/1.4.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl}:
+{lib, stdenv, fetchurl}:
 
 stdenv.mkDerivation rec {
   name = "tetgen-1.4.3";
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Quality Tetrahedral Mesh Generator and 3D Delaunay Triangulator";
     homepage = "http://tetgen.org/";
-    license = stdenv.lib.licenses.mit;
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.mit;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/science/geometry/tetgen/default.nix b/pkgs/applications/science/geometry/tetgen/default.nix
index d12e8e35844fe..c921c05c58e48 100644
--- a/pkgs/applications/science/geometry/tetgen/default.nix
+++ b/pkgs/applications/science/geometry/tetgen/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl}: 
+{lib, stdenv, fetchurl}:
 
 let version = "1.5.1"; in
 stdenv.mkDerivation {
@@ -19,7 +19,7 @@ stdenv.mkDerivation {
     inherit version;
     description = "Quality Tetrahedral Mesh Generator and 3D Delaunay Triangulator";
     homepage = "http://tetgen.org/";
-    license = stdenv.lib.licenses.agpl3Plus;
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.agpl3Plus;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/science/logic/abella/default.nix b/pkgs/applications/science/logic/abella/default.nix
index 3d9a2e9bd67b0..14ceb53f9bb05 100644
--- a/pkgs/applications/science/logic/abella/default.nix
+++ b/pkgs/applications/science/logic/abella/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, rsync, ocamlPackages }:
+{ lib, stdenv, fetchurl, rsync, ocamlPackages }:
 
 stdenv.mkDerivation rec {
   pname = "abella";
@@ -31,8 +31,8 @@ stdenv.mkDerivation rec {
       objects with binding.
     '';
     homepage = "http://abella-prover.org/";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = with stdenv.lib.maintainers; [ bcdarwin ciil ];
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.gpl3;
+    maintainers = with lib.maintainers; [ bcdarwin ciil ];
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/science/logic/aiger/default.nix b/pkgs/applications/science/logic/aiger/default.nix
index aa5a59ed298a1..15c45466b1327 100644
--- a/pkgs/applications/science/logic/aiger/default.nix
+++ b/pkgs/applications/science/logic/aiger/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, picosat }:
+{ lib, stdenv, fetchurl, picosat }:
 
 stdenv.mkDerivation rec {
   pname = "aiger";
@@ -48,8 +48,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "And-Inverter Graph (AIG) utilities";
     homepage    = "http://fmv.jku.at/aiger/";
-    license     = stdenv.lib.licenses.mit;
-    maintainers = with stdenv.lib.maintainers; [ thoughtpolice ];
-    platforms   = stdenv.lib.platforms.unix;
+    license     = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ thoughtpolice ];
+    platforms   = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/science/logic/avy/default.nix b/pkgs/applications/science/logic/avy/default.nix
index 6f8120c7b8e7c..fe2f30a55a33d 100644
--- a/pkgs/applications/science/logic/avy/default.nix
+++ b/pkgs/applications/science/logic/avy/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchgit, cmake, zlib, boost }:
+{ lib, stdenv, fetchgit, cmake, zlib, boost }:
 
 stdenv.mkDerivation rec {
   pname = "avy";
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ zlib boost.out boost.dev ];
   NIX_CFLAGS_COMPILE = toString ([ "-Wno-narrowing" ]
     # Squelch endless stream of warnings on same few things
-    ++ stdenv.lib.optionals stdenv.cc.isClang [
+    ++ lib.optionals stdenv.cc.isClang [
       "-Wno-empty-body"
       "-Wno-tautological-compare"
       "-Wc++11-compat-deprecated-writable-strings"
@@ -40,9 +40,9 @@ stdenv.mkDerivation rec {
   meta = {
     description = "AIGER model checking for Property Directed Reachability";
     homepage    = "https://arieg.bitbucket.io/avy/";
-    license     = stdenv.lib.licenses.mit;
-    maintainers = with stdenv.lib.maintainers; [ thoughtpolice ];
-    platforms   = stdenv.lib.platforms.linux;
+    license     = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ thoughtpolice ];
+    platforms   = lib.platforms.linux;
     # See pkgs/applications/science/logic/glucose/default.nix
     # (The error is different due to glucose-fenv.patch, but the same)
     badPlatforms = [ "aarch64-linux" ];
diff --git a/pkgs/applications/science/logic/boolector/default.nix b/pkgs/applications/science/logic/boolector/default.nix
index 2898ce4e1f660..6916379bdea66 100644
--- a/pkgs/applications/science/logic/boolector/default.nix
+++ b/pkgs/applications/science/logic/boolector/default.nix
@@ -40,7 +40,7 @@ stdenv.mkDerivation rec {
     in
       # tests modelgen and modelgensmt2 spawn boolector in another processes and
       # macOS strips DYLD_LIBRARY_PATH, hardcode it for testing
-      stdenv.lib.optionalString stdenv.isDarwin ''
+      lib.optionalString stdenv.isDarwin ''
         cp -r bin bin.back
         install_name_tool -change libboolector.dylib $(pwd)/lib/libboolector.dylib bin/boolector
       '' + ''
@@ -48,7 +48,7 @@ stdenv.mkDerivation rec {
         patchShebangs ..
       '';
 
-  postCheck = stdenv.lib.optionalString stdenv.isDarwin ''
+  postCheck = lib.optionalString stdenv.isDarwin ''
     rm -rf bin
     mv bin.back bin
   '';
diff --git a/pkgs/applications/science/logic/btor2tools/default.nix b/pkgs/applications/science/logic/btor2tools/default.nix
index 355274d1e1cd8..992d8b1de58f4 100644
--- a/pkgs/applications/science/logic/btor2tools/default.nix
+++ b/pkgs/applications/science/logic/btor2tools/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
     sha256 = "0mfqmkgvyw8fa2c09kww107dmk180ch1hp98r5kv41vnc04iqb0s";
   };
 
-  nativeBuildInputs = [ cmake ] ++ stdenv.lib.optional stdenv.isDarwin fixDarwinDylibNames;
+  nativeBuildInputs = [ cmake ] ++ lib.optional stdenv.isDarwin fixDarwinDylibNames;
 
   installPhase = ''
     mkdir -p $out $dev/include/btor2parser/ $lib/lib
diff --git a/pkgs/applications/science/logic/coq/default.nix b/pkgs/applications/science/logic/coq/default.nix
index fae17a5e09f25..54842dd4769f2 100644
--- a/pkgs/applications/science/logic/coq/default.nix
+++ b/pkgs/applications/science/logic/coq/default.nix
@@ -49,7 +49,7 @@ let
     args.version;
   version = fetched.version;
   coq-version = args.coq-version or (if version != "dev" then versions.majorMinor version else "dev");
-  versionAtLeast = v: (coq-version == "dev") || (stdenv.lib.versionAtLeast coq-version v);
+  versionAtLeast = v: (coq-version == "dev") || (lib.versionAtLeast coq-version v);
   ideFlags = optionalString (buildIde && !versionAtLeast "8.10")
     "-lablgtkdir ${ocamlPackages.lablgtk}/lib/ocaml/*/site-lib/lablgtk2 -coqide opt";
   csdpPatch = if csdp != null then ''
diff --git a/pkgs/applications/science/logic/cryptoverif/default.nix b/pkgs/applications/science/logic/cryptoverif/default.nix
index 78861786defae..4c9ce3e95959d 100644
--- a/pkgs/applications/science/logic/cryptoverif/default.nix
+++ b/pkgs/applications/science/logic/cryptoverif/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, ocaml }:
+{ lib, stdenv, fetchurl, ocaml }:
 
 stdenv.mkDerivation rec {
   pname = "cryptoverif";
@@ -30,8 +30,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Cryptographic protocol verifier in the computational model";
     homepage    = "https://prosecco.gforge.inria.fr/personal/bblanche/cryptoverif/";
-    license     = stdenv.lib.licenses.cecill-b;
-    platforms   = stdenv.lib.platforms.unix;
-    maintainers = [ stdenv.lib.maintainers.thoughtpolice ];
+    license     = lib.licenses.cecill-b;
+    platforms   = lib.platforms.unix;
+    maintainers = [ lib.maintainers.thoughtpolice ];
   };
 }
diff --git a/pkgs/applications/science/logic/ekrhyper/default.nix b/pkgs/applications/science/logic/ekrhyper/default.nix
index e1eb9a2dcc3b4..38cc0f06088da 100644
--- a/pkgs/applications/science/logic/ekrhyper/default.nix
+++ b/pkgs/applications/science/logic/ekrhyper/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, ocaml, perl}:
+{lib, stdenv, fetchurl, ocaml, perl}:
 let
   s = # Generated upstream information
   rec {
@@ -25,8 +25,8 @@ stdenv.mkDerivation {
   meta = {
     inherit (s) version;
     description = "Automated first-order theorem prover";
-    license = stdenv.lib.licenses.gpl2 ;
-    maintainers = [stdenv.lib.maintainers.raskin];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2 ;
+    maintainers = [lib.maintainers.raskin];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/science/logic/gappa/default.nix b/pkgs/applications/science/logic/gappa/default.nix
index 2ca1bcd309812..73f34f60fc472 100644
--- a/pkgs/applications/science/logic/gappa/default.nix
+++ b/pkgs/applications/science/logic/gappa/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, gmp, mpfr, boost }:
+{ lib, stdenv, fetchurl, gmp, mpfr, boost }:
 
 stdenv.mkDerivation {
   name = "gappa-1.3.5";
@@ -16,8 +16,8 @@ stdenv.mkDerivation {
   meta = {
     homepage = "http://gappa.gforge.inria.fr/";
     description = "Verifying and formally proving properties on numerical programs dealing with floating-point or fixed-point arithmetic";
-    license = with stdenv.lib.licenses; [ cecill20 gpl2 ];
-    maintainers = with stdenv.lib.maintainers; [ vbgl ];
-    platforms = stdenv.lib.platforms.all;
+    license = with lib.licenses; [ cecill20 gpl2 ];
+    maintainers = with lib.maintainers; [ vbgl ];
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/science/logic/isabelle/default.nix b/pkgs/applications/science/logic/isabelle/default.nix
index 9472d4b9b29bb..6c22c949483fc 100644
--- a/pkgs/applications/science/logic/isabelle/default.nix
+++ b/pkgs/applications/science/logic/isabelle/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
     };
 
   buildInputs = [ perl polyml z3 ]
-             ++ stdenv.lib.optionals (!stdenv.isDarwin) [ nettools java ];
+             ++ lib.optionals (!stdenv.isDarwin) [ nettools java ];
 
   sourceRoot = dirname;
 
diff --git a/pkgs/applications/science/logic/jonprl/default.nix b/pkgs/applications/science/logic/jonprl/default.nix
index 3ee05a478bc2e..379a9a4835400 100644
--- a/pkgs/applications/science/logic/jonprl/default.nix
+++ b/pkgs/applications/science/logic/jonprl/default.nix
@@ -1,4 +1,4 @@
-{ fetchgit, stdenv, smlnj, which }:
+{ fetchgit, lib, stdenv, smlnj, which }:
 
 stdenv.mkDerivation rec {
   pname = "jonprl";
@@ -27,9 +27,9 @@ stdenv.mkDerivation rec {
       Inspired by Nuprl
     '';
     homepage = "https://github.com/jonsterling/JonPRL";
-    license = stdenv.lib.licenses.mit;
-    maintainers = with stdenv.lib.maintainers; [ puffnfresh ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ puffnfresh ];
+    platforms = lib.platforms.linux;
     broken = true;
   };
 }
diff --git a/pkgs/applications/science/logic/lci/default.nix b/pkgs/applications/science/logic/lci/default.nix
index 4775384a3ddcf..a0897135fbba0 100644
--- a/pkgs/applications/science/logic/lci/default.nix
+++ b/pkgs/applications/science/logic/lci/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, readline}: 
+{lib, stdenv, fetchurl, readline}:
 stdenv.mkDerivation rec {
   version = "0.6";
   pname = "lci";
@@ -9,8 +9,8 @@ stdenv.mkDerivation rec {
   buildInputs = [readline];
   meta = {
     description = ''Lambda calculus interpreter'';
-    maintainers = with stdenv.lib.maintainers; [raskin];
-    platforms = with stdenv.lib.platforms; linux;
-    license = stdenv.lib.licenses.gpl3;
+    maintainers = with lib.maintainers; [raskin];
+    platforms = with lib.platforms; linux;
+    license = lib.licenses.gpl3;
   };
 }
diff --git a/pkgs/applications/science/logic/lean/default.nix b/pkgs/applications/science/logic/lean/default.nix
index 5bf33a8a3591e..53423549a7265 100644
--- a/pkgs/applications/science/logic/lean/default.nix
+++ b/pkgs/applications/science/logic/lean/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
 
   postPatch = "patchShebangs .";
 
-  postInstall = stdenv.lib.optionalString stdenv.isDarwin ''
+  postInstall = lib.optionalString stdenv.isDarwin ''
     substituteInPlace $out/bin/leanpkg \
       --replace "greadlink" "${coreutils}/bin/readlink"
   '';
diff --git a/pkgs/applications/science/logic/leo3/binary.nix b/pkgs/applications/science/logic/leo3/binary.nix
index 29a9adf94c4b7..dda18c49b7203 100644
--- a/pkgs/applications/science/logic/leo3/binary.nix
+++ b/pkgs/applications/science/logic/leo3/binary.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, openjdk, runtimeShell}:
+{lib, stdenv, fetchurl, openjdk, runtimeShell}:
 stdenv.mkDerivation rec {
   pname = "leo3";
   version = "1.2";
@@ -21,9 +21,9 @@ stdenv.mkDerivation rec {
   meta = {
     inherit version;
     description = "An automated theorem prover for classical higher-order logic with choice";
-    license = stdenv.lib.licenses.bsd3;
-    maintainers = [stdenv.lib.maintainers.raskin];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.bsd3;
+    maintainers = [lib.maintainers.raskin];
+    platforms = lib.platforms.linux;
     homepage = "https://page.mi.fu-berlin.de/lex/leo3/";
   };
 }
diff --git a/pkgs/applications/science/logic/logisim/default.nix b/pkgs/applications/science/logic/logisim/default.nix
index ce86b25231166..1ca22cf769c68 100644
--- a/pkgs/applications/science/logic/logisim/default.nix
+++ b/pkgs/applications/science/logic/logisim/default.nix
@@ -1,16 +1,16 @@
-{ stdenv, fetchurl, jre, makeWrapper }:
+{ lib, stdenv, fetchurl, jre, makeWrapper }:
 
 let version = "2.7.1"; in
 
 stdenv.mkDerivation {
   pname = "logisim";
   inherit version;
-  
+
   src = fetchurl {
     url = "mirror://sourceforge/project/circuit/2.7.x/${version}/logisim-generic-${version}.jar";
     sha256 = "1hkvc9zc7qmvjbl9579p84hw3n8wl3275246xlzj136i5b0phain";
   };
-  
+
   phases = [ "installPhase" ];
 
   nativeBuildInputs = [makeWrapper];
@@ -19,11 +19,11 @@ stdenv.mkDerivation {
     mkdir -pv $out/bin
     makeWrapper ${jre}/bin/java $out/bin/logisim --add-flags "-jar $src"
   '';
-  
+
   meta = {
     homepage = "http://ozark.hendrix.edu/~burch/logisim";
     description = "Educational tool for designing and simulating digital logic circuits";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.gpl2Plus;
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/science/logic/ltl2ba/default.nix b/pkgs/applications/science/logic/ltl2ba/default.nix
index b5d13db3b9a1b..30c13c6036f96 100644
--- a/pkgs/applications/science/logic/ltl2ba/default.nix
+++ b/pkgs/applications/science/logic/ltl2ba/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv }:
+{ fetchurl, lib, stdenv }:
 
 stdenv.mkDerivation rec {
   pname = "ltl2ba";
@@ -24,8 +24,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Fast translation from LTL formulae to Buchi automata";
     homepage    = "http://www.lsv.ens-cachan.fr/~gastin/ltl2ba";
-    license     = stdenv.lib.licenses.gpl2Plus;
-    platforms   = stdenv.lib.platforms.darwin ++ stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.thoughtpolice ];
+    license     = lib.licenses.gpl2Plus;
+    platforms   = lib.platforms.darwin ++ lib.platforms.linux;
+    maintainers = [ lib.maintainers.thoughtpolice ];
   };
 }
diff --git a/pkgs/applications/science/logic/mcy/default.nix b/pkgs/applications/science/logic/mcy/default.nix
index eba910e07eb13..dc1094f3e27d0 100644
--- a/pkgs/applications/science/logic/mcy/default.nix
+++ b/pkgs/applications/science/logic/mcy/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub
+{ lib, stdenv, fetchFromGitHub
 , yosys, symbiyosys, python3
 }:
 
@@ -44,8 +44,8 @@ stdenv.mkDerivation {
   meta = {
     description = "Mutation-based coverage testing for hardware designs, with Yosys";
     homepage    = "https://github.com/YosysHQ/mcy";
-    license     = stdenv.lib.licenses.isc;
-    maintainers = with stdenv.lib.maintainers; [ thoughtpolice ];
-    platforms   = stdenv.lib.platforms.all;
+    license     = lib.licenses.isc;
+    maintainers = with lib.maintainers; [ thoughtpolice ];
+    platforms   = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/science/logic/monosat/default.nix b/pkgs/applications/science/logic/monosat/default.nix
index 19fba6e299360..259cdcea44320 100644
--- a/pkgs/applications/science/logic/monosat/default.nix
+++ b/pkgs/applications/science/logic/monosat/default.nix
@@ -1,9 +1,9 @@
-{ stdenv, fetchpatch, fetchFromGitHub, cmake, zlib, gmp, jdk8,
+{ lib, stdenv, fetchpatch, fetchFromGitHub, cmake, zlib, gmp, jdk8,
   # The JDK we use on Darwin currenly makes extensive use of rpaths which are
   # annoying and break the python library, so let's not bother for now
   includeJava ? !stdenv.hostPlatform.isDarwin, includeGplCode ? true }:
 
-with stdenv.lib;
+with lib;
 
 let
   boolToCmake = x: if x then "ON" else "OFF";
diff --git a/pkgs/applications/science/logic/ott/default.nix b/pkgs/applications/science/logic/ott/default.nix
index 15a9fa5ccab2b..3542dab93824f 100644
--- a/pkgs/applications/science/logic/ott/default.nix
+++ b/pkgs/applications/science/logic/ott/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, pkgconfig, ocaml, opaline }:
+{ lib, stdenv, fetchFromGitHub, pkgconfig, ocaml, opaline }:
 
 stdenv.mkDerivation rec {
   pname = "ott";
@@ -38,8 +38,8 @@ stdenv.mkDerivation rec {
       target-system terms.
     '';
     homepage = "http://www.cl.cam.ac.uk/~pes20/ott";
-    license = stdenv.lib.licenses.bsd3;
-    maintainers = with stdenv.lib.maintainers; [ jwiegley ];
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.bsd3;
+    maintainers = with lib.maintainers; [ jwiegley ];
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/science/logic/otter/default.nix b/pkgs/applications/science/logic/otter/default.nix
index a7eec20548c93..2ad066e53f741 100644
--- a/pkgs/applications/science/logic/otter/default.nix
+++ b/pkgs/applications/science/logic/otter/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, tcsh, libXaw, libXt, libX11}:
+{lib, stdenv, fetchurl, tcsh, libXaw, libXt, libX11}:
 let
   s = # Generated upstream information
   rec {
@@ -27,7 +27,7 @@ stdenv.mkDerivation {
     find . -perm -0100 -type f | xargs sed -i -e "s@/bin/rm@$(type -P rm)@g"
     find . -perm -0100 -type f | xargs sed -i -e "s@/bin/mv@$(type -P mv)@g"
 
-    sed -i -e "s/^XLIBS *=.*/XLIBS=-lXaw -lXt -lX11/" source/formed/Makefile 
+    sed -i -e "s/^XLIBS *=.*/XLIBS=-lXaw -lXt -lX11/" source/formed/Makefile
 
     make all
     make -C examples all
@@ -45,9 +45,9 @@ stdenv.mkDerivation {
   meta = {
     inherit (s) version;
     description = "A reliable first-order theorem prover";
-    license = stdenv.lib.licenses.publicDomain ;
-    maintainers = [stdenv.lib.maintainers.raskin];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.publicDomain ;
+    maintainers = [lib.maintainers.raskin];
+    platforms = lib.platforms.linux;
     broken = true;
   };
 }
diff --git a/pkgs/applications/science/logic/petrinizer/default.nix b/pkgs/applications/science/logic/petrinizer/default.nix
index d277e0e1521ad..5118795978d10 100644
--- a/pkgs/applications/science/logic/petrinizer/default.nix
+++ b/pkgs/applications/science/logic/petrinizer/default.nix
@@ -1,6 +1,6 @@
 { mkDerivation, callPackage, buildPackages
 , async, base, bytestring, containers, fetchFromGitLab, mtl
-, parallel-io, parsec, stdenv, stm, transformers
+, parallel-io, parsec, lib, stdenv, stm, transformers
 }:
 let
   z3 = callPackage ./z3.nix { gomp = null; z3 = buildPackages.z3; };
@@ -26,6 +26,6 @@ mkDerivation rec {
     transformers
   ];
   description = "Safety and Liveness Analysis of Petri Nets with SMT solvers";
-  license = stdenv.lib.licenses.gpl3;
-  maintainers = with stdenv.lib.maintainers; [ raskin ];
+  license = lib.licenses.gpl3;
+  maintainers = with lib.maintainers; [ raskin ];
 }
diff --git a/pkgs/applications/science/logic/petrinizer/sbv-7.13.nix b/pkgs/applications/science/logic/petrinizer/sbv-7.13.nix
index ed10e9f3db19c..96e216417df1a 100644
--- a/pkgs/applications/science/logic/petrinizer/sbv-7.13.nix
+++ b/pkgs/applications/science/logic/petrinizer/sbv-7.13.nix
@@ -1,7 +1,7 @@
 { mkDerivation, array, async, base, bytestring, containers
 , crackNum, deepseq, directory, doctest, filepath, generic-deriving
 , ghc, Glob, hlint, mtl, pretty, process, QuickCheck, random
-, stdenv, syb, tasty, tasty-golden, tasty-hunit, tasty-quickcheck
+, lib, stdenv, syb, tasty, tasty-golden, tasty-hunit, tasty-quickcheck
 , template-haskell, time, z3
 }:
 mkDerivation {
@@ -22,5 +22,5 @@ mkDerivation {
   testSystemDepends = [ z3 ];
   homepage = "http://leventerkok.github.com/sbv/";
   description = "SMT Based Verification: Symbolic Haskell theorem prover using SMT solving";
-  license = stdenv.lib.licenses.bsd3;
+  license = lib.licenses.bsd3;
 }
diff --git a/pkgs/applications/science/logic/petrinizer/z3.nix b/pkgs/applications/science/logic/petrinizer/z3.nix
index 4d868054c09b5..3574954c376cc 100644
--- a/pkgs/applications/science/logic/petrinizer/z3.nix
+++ b/pkgs/applications/science/logic/petrinizer/z3.nix
@@ -1,5 +1,5 @@
 { mkDerivation, fetchpatch
-, base, containers, gomp, hspec, QuickCheck, stdenv
+, base, containers, gomp, hspec, QuickCheck, lib, stdenv
 , transformers, z3
 }:
 mkDerivation {
@@ -13,7 +13,7 @@ mkDerivation {
   testHaskellDepends = [ base hspec QuickCheck ];
   homepage = "https://github.com/IagoAbal/haskell-z3";
   description = "Bindings for the Z3 Theorem Prover";
-  license = stdenv.lib.licenses.bsd3;
+  license = lib.licenses.bsd3;
   doCheck = false;
   patches = [
     (fetchpatch {
diff --git a/pkgs/applications/science/logic/picosat/default.nix b/pkgs/applications/science/logic/picosat/default.nix
index b13d871580c56..48def5fc2e4db 100644
--- a/pkgs/applications/science/logic/picosat/default.nix
+++ b/pkgs/applications/science/logic/picosat/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl }:
+{ lib, stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
   pname = "picosat";
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
 
   configurePhase = "./configure.sh --shared --trace";
 
-  makeFlags = stdenv.lib.optional stdenv.isDarwin
+  makeFlags = lib.optional stdenv.isDarwin
     "SONAME=-Wl,-install_name,$(out)/lib/libpicosat.so";
 
   installPhase = ''
@@ -37,8 +37,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "SAT solver with proof and core support";
     homepage    = "http://fmv.jku.at/picosat/";
-    license     = stdenv.lib.licenses.mit;
-    platforms   = stdenv.lib.platforms.unix;
-    maintainers = with stdenv.lib.maintainers; [ roconnor thoughtpolice ];
+    license     = lib.licenses.mit;
+    platforms   = lib.platforms.unix;
+    maintainers = with lib.maintainers; [ roconnor thoughtpolice ];
   };
 }
diff --git a/pkgs/applications/science/logic/potassco/clingcon.nix b/pkgs/applications/science/logic/potassco/clingcon.nix
index b74583ca1a2cc..4d64a813e621a 100644
--- a/pkgs/applications/science/logic/potassco/clingcon.nix
+++ b/pkgs/applications/science/logic/potassco/clingcon.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , fetchFromGitHub
 , cmake
 , bison
@@ -34,8 +34,8 @@ stdenv.mkDerivation rec {
   meta = {
     inherit version;
     description = "Extension of clingo to handle constraints over integers";
-    license = stdenv.lib.licenses.gpl3; # for now GPL3, next version MIT!
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.gpl3; # for now GPL3, next version MIT!
+    platforms = lib.platforms.unix;
     homepage = "https://potassco.org/";
     downloadPage = "https://github.com/potassco/clingcon/releases/";
     changelog = "https://github.com/potassco/clingcon/releases/tag/v${version}";
diff --git a/pkgs/applications/science/logic/potassco/clingo.nix b/pkgs/applications/science/logic/potassco/clingo.nix
index fd6b2c8d14cd7..f473c4f5366e4 100644
--- a/pkgs/applications/science/logic/potassco/clingo.nix
+++ b/pkgs/applications/science/logic/potassco/clingo.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchzip, cmake }:
+{ lib, stdenv, fetchzip, cmake }:
 
 stdenv.mkDerivation rec {
   pname = "clingo";
@@ -16,9 +16,9 @@ stdenv.mkDerivation rec {
   meta = {
     inherit version;
     description = "ASP system to ground and solve logic programs";
-    license = stdenv.lib.licenses.mit;
-    maintainers = [stdenv.lib.maintainers.raskin];
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.mit;
+    maintainers = [lib.maintainers.raskin];
+    platforms = lib.platforms.unix;
     homepage = "https://potassco.org/";
     downloadPage = "https://github.com/potassco/clingo/releases/";
   };
diff --git a/pkgs/applications/science/logic/prover9/default.nix b/pkgs/applications/science/logic/prover9/default.nix
index fcdff8558483a..7fedca72b6980 100644
--- a/pkgs/applications/science/logic/prover9/default.nix
+++ b/pkgs/applications/science/logic/prover9/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl}:
+{lib, stdenv, fetchurl}:
 
 stdenv.mkDerivation {
   name = "prover9-2009-11a";
@@ -39,7 +39,7 @@ stdenv.mkDerivation {
       for first-order and equational logic. Prover9 is a successor of
       the Otter Prover. This is the LADR command-line version.
     '';
-    platforms = stdenv.lib.platforms.linux;
+    platforms = lib.platforms.linux;
     maintainers = [];
   };
 }
diff --git a/pkgs/applications/science/logic/proverif/default.nix b/pkgs/applications/science/logic/proverif/default.nix
index 4242bb0599e94..ba46d87581e0a 100644
--- a/pkgs/applications/science/logic/proverif/default.nix
+++ b/pkgs/applications/science/logic/proverif/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, ocamlPackages }:
+{ lib, stdenv, fetchurl, ocamlPackages }:
 
 stdenv.mkDerivation rec {
   pname = "proverif";
@@ -22,8 +22,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Cryptographic protocol verifier in the Dolev-Yao model";
     homepage    = "https://prosecco.gforge.inria.fr/personal/bblanche/proverif/";
-    license     = stdenv.lib.licenses.gpl2;
-    platforms   = stdenv.lib.platforms.unix;
-    maintainers = [ stdenv.lib.maintainers.thoughtpolice ];
+    license     = lib.licenses.gpl2;
+    platforms   = lib.platforms.unix;
+    maintainers = [ lib.maintainers.thoughtpolice ];
   };
 }
diff --git a/pkgs/applications/science/logic/redprl/default.nix b/pkgs/applications/science/logic/redprl/default.nix
index 49245c73f2c4f..43a2ec7e97e23 100644
--- a/pkgs/applications/science/logic/redprl/default.nix
+++ b/pkgs/applications/science/logic/redprl/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchgit, mlton }:
+{ lib, stdenv, fetchgit, mlton }:
 stdenv.mkDerivation {
   name = "redprl-2017-03-28";
   src = fetchgit {
@@ -21,8 +21,8 @@ stdenv.mkDerivation {
   meta = {
     description = "A proof assistant for Nominal Computational Type Theory";
     homepage = "http://www.redprl.org/";
-    license = stdenv.lib.licenses.mit;
-    maintainers = [ stdenv.lib.maintainers.acowley ];
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.mit;
+    maintainers = [ lib.maintainers.acowley ];
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/science/logic/sad/default.nix b/pkgs/applications/science/logic/sad/default.nix
index 77613a135710b..8e4d19973ef79 100644
--- a/pkgs/applications/science/logic/sad/default.nix
+++ b/pkgs/applications/science/logic/sad/default.nix
@@ -31,10 +31,10 @@ stdenv.mkDerivation {
       The system for automated deduction is intended for automated processing of formal mathematical texts
       written in a special language called ForTheL (FORmal THEory Language) or in a traditional first-order language
       '';
-    license = stdenv.lib.licenses.gpl3Plus;
-    maintainers = [ stdenv.lib.maintainers.schmitthenner ];
+    license = lib.licenses.gpl3Plus;
+    maintainers = [ lib.maintainers.schmitthenner ];
     homepage = "http://nevidal.org/sad.en.html";
-    platforms = stdenv.lib.platforms.linux;
+    platforms = lib.platforms.linux;
     broken = true;  # ghc-8.4.4 is gone from Nixpkgs
   };
 }
diff --git a/pkgs/applications/science/logic/satallax/default.nix b/pkgs/applications/science/logic/satallax/default.nix
index 6c2b03b5b37d5..02d9408383a68 100644
--- a/pkgs/applications/science/logic/satallax/default.nix
+++ b/pkgs/applications/science/logic/satallax/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, ocaml, zlib, which, eprover, makeWrapper, coq}:
+{lib, stdenv, fetchurl, ocaml, zlib, which, eprover, makeWrapper, coq}:
 stdenv.mkDerivation rec {
   pname = "satallax";
   version = "2.7";
@@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
     mkdir -p "$out/libexec/satallax"
     cp picosat-*/picosat picosat-*/picomus "$out/libexec/satallax"
 
-    ( 
+    (
       cd minisat
       export MROOT=$PWD
       cd core
@@ -46,7 +46,7 @@ stdenv.mkDerivation rec {
     mkdir -p "$out/share/doc/satallax" "$out/bin" "$out/lib" "$out/lib/satallax"
     cp bin/satallax.opt "$out/bin/satallax"
     wrapProgram "$out/bin/satallax" \
-      --suffix PATH : "${stdenv.lib.makeBinPath [ coq eprover ]}:$out/libexec/satallax" \
+      --suffix PATH : "${lib.makeBinPath [ coq eprover ]}:$out/libexec/satallax" \
       --add-flags "-M" --add-flags "$out/lib/satallax/modes"
 
     cp LICENSE README "$out/share/doc/satallax"
@@ -61,9 +61,9 @@ stdenv.mkDerivation rec {
   meta = {
     inherit version;
     description = ''Automated theorem prover for higher-order logic'';
-    license = stdenv.lib.licenses.mit ;
-    maintainers = [stdenv.lib.maintainers.raskin];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.mit ;
+    maintainers = [lib.maintainers.raskin];
+    platforms = lib.platforms.linux;
     downloadPage = "http://www.ps.uni-saarland.de/~cebrown/satallax/downloads.php";
     homepage = "http://www.ps.uni-saarland.de/~cebrown/satallax/index.php";
     updateWalker = true;
diff --git a/pkgs/applications/science/logic/saw-tools/default.nix b/pkgs/applications/science/logic/saw-tools/default.nix
index 71b26f8023a23..1dd6dc1cfc897 100644
--- a/pkgs/applications/science/logic/saw-tools/default.nix
+++ b/pkgs/applications/science/logic/saw-tools/default.nix
@@ -1,7 +1,7 @@
-{ stdenv, fetchurl, gmp4, ncurses, zlib, clang }:
+{ lib, stdenv, fetchurl, gmp4, ncurses, zlib, clang }:
 
 let
-  libPath = stdenv.lib.makeLibraryPath
+  libPath = lib.makeLibraryPath
     [ stdenv.cc.libc
       stdenv.cc.cc
       gmp4
@@ -53,8 +53,8 @@ stdenv.mkDerivation {
   meta = {
     description = "Tools for software verification and analysis";
     homepage    = "https://saw.galois.com";
-    license     = stdenv.lib.licenses.unfreeRedistributable;
-    platforms   = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.thoughtpolice ];
+    license     = lib.licenses.unfreeRedistributable;
+    platforms   = lib.platforms.linux;
+    maintainers = [ lib.maintainers.thoughtpolice ];
   };
 }
diff --git a/pkgs/applications/science/logic/statverif/default.nix b/pkgs/applications/science/logic/statverif/default.nix
index e0efb28819d27..07365eef33fac 100644
--- a/pkgs/applications/science/logic/statverif/default.nix
+++ b/pkgs/applications/science/logic/statverif/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, ocaml }:
+{ lib, stdenv, fetchurl, ocaml }:
 
 stdenv.mkDerivation rec {
   pname = "statverif";
@@ -27,8 +27,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Verification of stateful processes (via Proverif)";
     homepage    = "https://markryan.eu/research/statverif/";
-    license     = stdenv.lib.licenses.gpl2;
-    platforms   = stdenv.lib.platforms.unix;
-    maintainers = [ stdenv.lib.maintainers.thoughtpolice ];
+    license     = lib.licenses.gpl2;
+    platforms   = lib.platforms.unix;
+    maintainers = [ lib.maintainers.thoughtpolice ];
   };
 }
diff --git a/pkgs/applications/science/logic/symbiyosys/default.nix b/pkgs/applications/science/logic/symbiyosys/default.nix
index 9cf8b0845d430..1f2ad4634de2f 100644
--- a/pkgs/applications/science/logic/symbiyosys/default.nix
+++ b/pkgs/applications/science/logic/symbiyosys/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub
+{ lib, stdenv, fetchFromGitHub
 , bash, python3, yosys
 , yices, boolector, z3, aiger
 }:
@@ -51,8 +51,8 @@ stdenv.mkDerivation {
   meta = {
     description = "Tooling for Yosys-based verification flows";
     homepage    = "https://symbiyosys.readthedocs.io/";
-    license     = stdenv.lib.licenses.isc;
-    maintainers = with stdenv.lib.maintainers; [ thoughtpolice emily ];
-    platforms   = stdenv.lib.platforms.all;
+    license     = lib.licenses.isc;
+    maintainers = with lib.maintainers; [ thoughtpolice emily ];
+    platforms   = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/science/logic/tlaplus/default.nix b/pkgs/applications/science/logic/tlaplus/default.nix
index 14944f5e19b06..c4ba334b85ff4 100644
--- a/pkgs/applications/science/logic/tlaplus/default.nix
+++ b/pkgs/applications/science/logic/tlaplus/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, makeWrapper
+{ lib, stdenv, fetchFromGitHub, makeWrapper
 , adoptopenjdk-bin, jre, ant
 }:
 
@@ -33,8 +33,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "An algorithm specification language with model checking tools";
     homepage    = "http://lamport.azurewebsites.net/tla/tla.html";
-    license     = stdenv.lib.licenses.mit;
-    platforms   = stdenv.lib.platforms.unix;
-    maintainers = [ stdenv.lib.maintainers.thoughtpolice ];
+    license     = lib.licenses.mit;
+    platforms   = lib.platforms.unix;
+    maintainers = [ lib.maintainers.thoughtpolice ];
   };
 }
diff --git a/pkgs/applications/science/logic/tlaplus/tlaps.nix b/pkgs/applications/science/logic/tlaplus/tlaps.nix
index 3872d3a9826b1..89bdd979fea01 100644
--- a/pkgs/applications/science/logic/tlaplus/tlaps.nix
+++ b/pkgs/applications/science/logic/tlaplus/tlaps.nix
@@ -1,5 +1,5 @@
 { fetchurl
-, stdenv
+, lib, stdenv
 , ocaml, isabelle, cvc3, perl, wget, which
 }:
 
@@ -46,8 +46,8 @@ stdenv.mkDerivation rec {
       consistent abstraction over the various “backend” verifiers.
     '';
     homepage    = "https://tla.msr-inria.inria.fr/tlaps/content/Home.html";
-    license     = stdenv.lib.licenses.bsd2;
-    platforms   = stdenv.lib.platforms.unix;
+    license     = lib.licenses.bsd2;
+    platforms   = lib.platforms.unix;
     maintainers = [ ];
   };
 
diff --git a/pkgs/applications/science/logic/tlaplus/toolbox.nix b/pkgs/applications/science/logic/tlaplus/toolbox.nix
index c9e97375b6c78..1c33d923289f2 100644
--- a/pkgs/applications/science/logic/tlaplus/toolbox.nix
+++ b/pkgs/applications/science/logic/tlaplus/toolbox.nix
@@ -75,7 +75,7 @@ in stdenv.mkDerivation {
     '';
     # http://lamport.azurewebsites.net/tla/license.html
     license = with lib.licenses; [ mit ];
-    platforms = stdenv.lib.platforms.linux;
+    platforms = lib.platforms.linux;
     maintainers = [ ];
   };
 }
diff --git a/pkgs/applications/science/logic/twelf/default.nix b/pkgs/applications/science/logic/twelf/default.nix
index 975b989bd94cb..73fe423673b53 100644
--- a/pkgs/applications/science/logic/twelf/default.nix
+++ b/pkgs/applications/science/logic/twelf/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, smlnj, rsync }:
+{ lib, stdenv, fetchurl, pkgconfig, smlnj, rsync }:
 
 stdenv.mkDerivation rec {
   pname = "twelf";
@@ -44,8 +44,8 @@ stdenv.mkDerivation rec {
       Standard ML.
     '';
     homepage = "http://twelf.org/wiki/Main_Page";
-    license = stdenv.lib.licenses.mit;
-    maintainers = with stdenv.lib.maintainers; [ jwiegley ];
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ jwiegley ];
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/science/logic/verifast/default.nix b/pkgs/applications/science/logic/verifast/default.nix
index 49618d2586b1e..2d625a1c1b295 100644
--- a/pkgs/applications/science/logic/verifast/default.nix
+++ b/pkgs/applications/science/logic/verifast/default.nix
@@ -1,9 +1,9 @@
-{ stdenv, fetchurl, gtk2, gdk-pixbuf, atk, pango, glib, cairo, freetype
+{ lib, stdenv, fetchurl, gtk2, gdk-pixbuf, atk, pango, glib, cairo, freetype
 , fontconfig, libxml2, gnome2 }:
 
 let
 
-  libPath = stdenv.lib.makeLibraryPath
+  libPath = lib.makeLibraryPath
     [ stdenv.cc.libc stdenv.cc.cc gtk2 gdk-pixbuf atk pango glib cairo
       freetype fontconfig libxml2 gnome2.gtksourceview
     ] + ":${stdenv.cc.cc.lib}/lib64:$out/libexec";
@@ -43,8 +43,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Verification for C and Java programs via separation logic";
     homepage    = "http://people.cs.kuleuven.be/~bart.jacobs/verifast/";
-    license     = stdenv.lib.licenses.mit;
+    license     = lib.licenses.mit;
     platforms   = [ "x86_64-linux" ];
-    maintainers = [ stdenv.lib.maintainers.thoughtpolice ];
+    maintainers = [ lib.maintainers.thoughtpolice ];
   };
 }
diff --git a/pkgs/applications/science/logic/workcraft/default.nix b/pkgs/applications/science/logic/workcraft/default.nix
index 9ce6592d99895..cb0d668f53652 100644
--- a/pkgs/applications/science/logic/workcraft/default.nix
+++ b/pkgs/applications/science/logic/workcraft/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, jre, makeWrapper }:
+{ lib, stdenv, fetchurl, jre, makeWrapper }:
 
 stdenv.mkDerivation rec {
   pname = "workcraft";
@@ -25,9 +25,9 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://workcraft.org/";
     description = "Framework for interpreted graph modeling, verification and synthesis";
-    platforms = stdenv.lib.platforms.linux;
-    license = stdenv.lib.licenses.mit;
-    maintainers = with stdenv.lib.maintainers; [ timor ];
+    platforms = lib.platforms.linux;
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ timor ];
     inherit version;
   };
 }
diff --git a/pkgs/applications/science/logic/yices/default.nix b/pkgs/applications/science/logic/yices/default.nix
index a01a07b895407..6700965736389 100644
--- a/pkgs/applications/science/logic/yices/default.nix
+++ b/pkgs/applications/science/logic/yices/default.nix
@@ -28,7 +28,7 @@ stdenv.mkDerivation rec {
   # Includes a fix for the embedded soname being libyices.so.2.5, but
   # only installing the libyices.so.2.5.x file.
   installPhase = let
-    ver_XdotY = stdenv.lib.versions.majorMinor version;
+    ver_XdotY = lib.versions.majorMinor version;
   in ''
       make install LDCONFIG=true
       ln -sfr $out/lib/libyices.so.{${version},${ver_XdotY}}
diff --git a/pkgs/applications/science/logic/z3/4.4.0.nix b/pkgs/applications/science/logic/z3/4.4.0.nix
index a5388572db610..9b7dabeb72000 100644
--- a/pkgs/applications/science/logic/z3/4.4.0.nix
+++ b/pkgs/applications/science/logic/z3/4.4.0.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, python }:
+{ lib, stdenv, fetchFromGitHub, python }:
 
 stdenv.mkDerivation rec {
   name = "z3-${version}";
@@ -34,8 +34,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "A high-performance theorem prover and SMT solver";
     homepage    = "https://github.com/Z3Prover/z3";
-    license     = stdenv.lib.licenses.mit;
-    platforms   = stdenv.lib.platforms.x86_64;
-    maintainers = with stdenv.lib.maintainers; [ thoughtpolice ttuegel ];
+    license     = lib.licenses.mit;
+    platforms   = lib.platforms.x86_64;
+    maintainers = with lib.maintainers; [ thoughtpolice ttuegel ];
   };
 }
diff --git a/pkgs/applications/science/logic/z3/default.nix b/pkgs/applications/science/logic/z3/default.nix
index 48512eff53001..cd58740186fec 100644
--- a/pkgs/applications/science/logic/z3/default.nix
+++ b/pkgs/applications/science/logic/z3/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, python, fixDarwinDylibNames
+{ lib, stdenv, fetchFromGitHub, python, fixDarwinDylibNames
 , javaBindings ? false
 , ocamlBindings ? false
 , pythonBindings ? true
@@ -9,7 +9,7 @@
 assert javaBindings -> jdk != null;
 assert ocamlBindings -> ocaml != null && findlib != null && zarith != null;
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   pname = "z3";
@@ -59,8 +59,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "A high-performance theorem prover and SMT solver";
     homepage    = "https://github.com/Z3Prover/z3";
-    license     = stdenv.lib.licenses.mit;
-    platforms   = stdenv.lib.platforms.unix;
-    maintainers = with stdenv.lib.maintainers; [ thoughtpolice ttuegel ];
+    license     = lib.licenses.mit;
+    platforms   = lib.platforms.unix;
+    maintainers = with lib.maintainers; [ thoughtpolice ttuegel ];
   };
 }
diff --git a/pkgs/applications/science/logic/z3/tptp.nix b/pkgs/applications/science/logic/z3/tptp.nix
index 34449542abb2c..c63fad93f07c6 100644
--- a/pkgs/applications/science/logic/z3/tptp.nix
+++ b/pkgs/applications/science/logic/z3/tptp.nix
@@ -1,4 +1,4 @@
-{stdenv, z3, cmake}:
+{lib, stdenv, z3, cmake}:
 stdenv.mkDerivation rec {
   pname = "z3-tptp";
   version = z3.version;
@@ -26,6 +26,6 @@ stdenv.mkDerivation rec {
     inherit version;
     inherit (z3.meta) license homepage platforms;
     description = ''TPTP wrapper for Z3 prover'';
-    maintainers = [stdenv.lib.maintainers.raskin];
+    maintainers = [lib.maintainers.raskin];
   };
 }
diff --git a/pkgs/applications/science/machine-learning/sc2-headless/default.nix b/pkgs/applications/science/machine-learning/sc2-headless/default.nix
index 7bcc915daec9a..9438cd972f95b 100644
--- a/pkgs/applications/science/machine-learning/sc2-headless/default.nix
+++ b/pkgs/applications/science/machine-learning/sc2-headless/default.nix
@@ -49,7 +49,7 @@ in stdenv.mkDerivation rec {
   '';
 
   meta = {
-    platforms = stdenv.lib.platforms.linux;
+    platforms = lib.platforms.linux;
     description = "Starcraft II headless linux client for machine learning research";
     license = {
       fullName = "BLIZZARD® STARCRAFT® II AI AND MACHINE LEARNING LICENSE";
diff --git a/pkgs/applications/science/math/LiE/default.nix b/pkgs/applications/science/math/LiE/default.nix
index f5f3bb0a42b18..9b16fc1d67f6e 100644
--- a/pkgs/applications/science/math/LiE/default.nix
+++ b/pkgs/applications/science/math/LiE/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl
+{ lib, stdenv, fetchurl
 , bison, readline }:
 
 stdenv.mkDerivation {
@@ -10,7 +10,7 @@ stdenv.mkDerivation {
   meta = {
     description = "A Computer algebra package for Lie group computations";
     homepage = "http://wwwmathlabo.univ-poitiers.fr/~maavl/LiE/";
-    license = stdenv.lib.licenses.lgpl3; # see the website
+    license = lib.licenses.lgpl3; # see the website
 
     longDescription = ''
       LiE is a computer algebra system that is specialised in computations
@@ -19,7 +19,7 @@ stdenv.mkDerivation {
       characteristics, we refer to the following sources of information.
     ''; # take from the website
 
-    platforms = stdenv.lib.platforms.linux;
+    platforms = lib.platforms.linux;
     maintainers = [ ]; # this package is probably not going to change anyway
   };
 
diff --git a/pkgs/applications/science/math/R/default.nix b/pkgs/applications/science/math/R/default.nix
index 2191511a9c57c..d9fbc626e009a 100644
--- a/pkgs/applications/science/math/R/default.nix
+++ b/pkgs/applications/science/math/R/default.nix
@@ -25,14 +25,14 @@ stdenv.mkDerivation rec {
     bzip2 gfortran libX11 libXmu libXt libXt libjpeg libpng libtiff ncurses
     pango pcre2 perl readline texLive xz zlib less texinfo graphviz icu
     pkgconfig bison imake which blas lapack curl tcl tk jdk
-  ] ++ stdenv.lib.optionals stdenv.isDarwin [ Cocoa Foundation libobjc libcxx ];
+  ] ++ lib.optionals stdenv.isDarwin [ Cocoa Foundation libobjc libcxx ];
 
   patches = [
     ./no-usr-local-search-paths.patch
     ./fix-failing-test.patch
   ];
 
-  prePatch = stdenv.lib.optionalString stdenv.isDarwin ''
+  prePatch = lib.optionalString stdenv.isDarwin ''
     substituteInPlace configure --replace "-install_name libR.dylib" "-install_name $out/lib/R/lib/libR.dylib"
   '';
 
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
   preConfigure = ''
     configureFlagsArray=(
       --disable-lto
-      --with${stdenv.lib.optionalString (!withRecommendedPackages) "out"}-recommended-packages
+      --with${lib.optionalString (!withRecommendedPackages) "out"}-recommended-packages
       --with-blas="-L${blas}/lib -lblas"
       --with-lapack="-L${lapack}/lib -llapack"
       --with-readline
@@ -51,7 +51,7 @@ stdenv.mkDerivation rec {
       --with-jpeglib
       --with-libtiff
       --with-ICU
-      ${stdenv.lib.optionalString enableStrictBarrier "--enable-strict-barrier"}
+      ${lib.optionalString enableStrictBarrier "--enable-strict-barrier"}
       ${if static then "--enable-R-static-lib" else "--enable-R-shlib"}
       AR=$(type -p ar)
       AWK=$(type -p gawk)
@@ -61,7 +61,7 @@ stdenv.mkDerivation rec {
       JAVA_HOME="${jdk}"
       RANLIB=$(type -p ranlib)
       R_SHELL="${stdenv.shell}"
-  '' + stdenv.lib.optionalString stdenv.isDarwin ''
+  '' + lib.optionalString stdenv.isDarwin ''
       --disable-R-framework
       OBJC="clang"
       CPPFLAGS="-isystem ${libcxx}/include/c++/v1"
diff --git a/pkgs/applications/science/math/bcal/default.nix b/pkgs/applications/science/math/bcal/default.nix
index 5df2d20549c2b..8cbf90a7187c4 100644
--- a/pkgs/applications/science/math/bcal/default.nix
+++ b/pkgs/applications/science/math/bcal/default.nix
@@ -1,6 +1,6 @@
-{ stdenv, fetchFromGitHub, python3Packages, readline, bc }:
+{ lib, stdenv, fetchFromGitHub, python3Packages, readline, bc }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   pname = "bcal";
diff --git a/pkgs/applications/science/math/cplex/default.nix b/pkgs/applications/science/math/cplex/default.nix
index 39213aff09a6e..068f9f0ea3c14 100644
--- a/pkgs/applications/science/math/cplex/default.nix
+++ b/pkgs/applications/science/math/cplex/default.nix
@@ -1,7 +1,7 @@
 { lib, stdenv, makeWrapper, openjdk, gtk2, xorg, glibcLocales, releasePath ? null }:
 
 # To use this package, you need to download your own cplex installer from IBM
-# and override the releasePath attribute to point to the location of the file.  
+# and override the releasePath attribute to point to the location of the file.
 #
 # Note: cplex creates an individual build for each license which screws
 # somewhat with the use of functions like requireFile as the hash will be
@@ -10,13 +10,13 @@
 stdenv.mkDerivation rec {
   pname = "cplex";
   version = "128";
-  
+
   src =
     if releasePath == null then
       throw ''
         This nix expression requires that the cplex installer is already
-        downloaded to your machine. Get it from IBM: 
-        https://developer.ibm.com/docloud/blog/2017/12/20/cplex-optimization-studio-12-8-now-available/ 
+        downloaded to your machine. Get it from IBM:
+        https://developer.ibm.com/docloud/blog/2017/12/20/cplex-optimization-studio-12-8-now-available/
 
         Set `cplex.releasePath = /path/to/download;` in your
         ~/.config/nixpkgs/config.nix for `nix-*` commands, or
@@ -49,9 +49,9 @@ stdenv.mkDerivation rec {
       $out/bin
   '';
 
-  fixupPhase = 
-  let 
-    libraryPath = stdenv.lib.makeLibraryPath [ stdenv.cc.cc gtk2 xorg.libXtst ];
+  fixupPhase =
+  let
+    libraryPath = lib.makeLibraryPath [ stdenv.cc.cc gtk2 xorg.libXtst ];
   in ''
     interpreter=${stdenv.glibc}/lib/ld-linux-x86-64.so.2
 
@@ -63,7 +63,7 @@ stdenv.mkDerivation rec {
         --set LOCALE_ARCHIVE ${glibcLocales}/lib/locale/locale-archive;
     done
 
-    for pgm in $out/cplex/bin/x86-64_linux/cplex $out/cpoptimizer/bin/x86-64_linux/cpoptimizer $out/opl/oplide/jre/bin/*; 
+    for pgm in $out/cplex/bin/x86-64_linux/cplex $out/cpoptimizer/bin/x86-64_linux/cpoptimizer $out/opl/oplide/jre/bin/*;
     do
       if grep ELF $pgm > /dev/null;
       then
@@ -76,7 +76,7 @@ stdenv.mkDerivation rec {
     libArch = "x86-64_linux";
     libSuffix = "${version}0";
   };
-  
+
   meta = with lib; {
     description = "Optimization solver for mathematical programming";
     homepage = "https://www.ibm.com/be-en/marketplace/ibm-ilog-cplex";
diff --git a/pkgs/applications/science/math/csdp/default.nix b/pkgs/applications/science/math/csdp/default.nix
index ef9d5e733ca73..02c4c134f92e9 100644
--- a/pkgs/applications/science/math/csdp/default.nix
+++ b/pkgs/applications/science/math/csdp/default.nix
@@ -24,6 +24,6 @@ stdenv.mkDerivation {
     license = lib.licenses.cpl10;
     maintainers = [ lib.maintainers.roconnor ];
     description = "A C Library for Semidefinite Programming";
-    platforms = stdenv.lib.platforms.unix;
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/science/math/ecm/default.nix b/pkgs/applications/science/math/ecm/default.nix
index 3e8e5879950b2..c59b1a8729a28 100644
--- a/pkgs/applications/science/math/ecm/default.nix
+++ b/pkgs/applications/science/math/ecm/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, gmp, m4 }:
+{ lib, stdenv, fetchurl, gmp, m4 }:
 
 let
   pname = "ecm";
@@ -15,7 +15,7 @@ stdenv.mkDerivation {
   };
 
   # See https://trac.sagemath.org/ticket/19233
-  configureFlags = stdenv.lib.optional stdenv.isDarwin "--disable-asm-redc";
+  configureFlags = lib.optional stdenv.isDarwin "--disable-asm-redc";
 
   buildInputs = [ m4 gmp ];
 
@@ -23,9 +23,9 @@ stdenv.mkDerivation {
 
   meta = {
     description = "Elliptic Curve Method for Integer Factorization";
-    license = stdenv.lib.licenses.gpl2Plus;
+    license = lib.licenses.gpl2Plus;
     homepage = "http://ecm.gforge.inria.fr/";
-    maintainers = [ stdenv.lib.maintainers.roconnor ];
-    platforms = with stdenv.lib.platforms; linux ++ darwin;
+    maintainers = [ lib.maintainers.roconnor ];
+    platforms = with lib.platforms; linux ++ darwin;
   };
 }
diff --git a/pkgs/applications/science/math/eukleides/default.nix b/pkgs/applications/science/math/eukleides/default.nix
index 879ad96a93675..5f7fe58465d00 100644
--- a/pkgs/applications/science/math/eukleides/default.nix
+++ b/pkgs/applications/science/math/eukleides/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, bison, flex, texinfo, readline, texLive }:
+{ lib, stdenv, fetchurl, bison, flex, texinfo, readline, texLive }:
 
 let
   name    = "eukleides";
@@ -20,7 +20,7 @@ stdenv.mkDerivation {
   meta = {
     description = "Geometry Drawing Language";
     homepage = "http://www.eukleides.org/";
-    license = stdenv.lib.licenses.gpl2;
+    license = lib.licenses.gpl2;
 
     longDescription = ''
       Eukleides is a computer language devoted to elementary plane
@@ -31,7 +31,7 @@ stdenv.mkDerivation {
       circles and conics.
     '';
 
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.peti ];
+    platforms = lib.platforms.linux;
+    maintainers = [ lib.maintainers.peti ];
   };
 }
diff --git a/pkgs/applications/science/math/fricas/default.nix b/pkgs/applications/science/math/fricas/default.nix
index 39ca53c47e6e6..a29d403672876 100644
--- a/pkgs/applications/science/math/fricas/default.nix
+++ b/pkgs/applications/science/math/fricas/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, sbcl, libX11, libXpm, libICE, libSM, libXt, libXau, libXdmcp }:
+{ lib, stdenv, fetchurl, sbcl, libX11, libXpm, libICE, libSM, libXt, libXau, libXdmcp }:
 
 let
   version = "1.3.4";
@@ -19,9 +19,9 @@ stdenv.mkDerivation {
   meta = {
     homepage = "http://fricas.sourceforge.net/";
     description = "An advanced computer algebra system";
-    license = stdenv.lib.licenses.bsd3;
+    license = lib.licenses.bsd3;
 
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.sprock ];
+    platforms = lib.platforms.linux;
+    maintainers = [ lib.maintainers.sprock ];
   };
 }
diff --git a/pkgs/applications/science/math/geogebra/geogebra6.nix b/pkgs/applications/science/math/geogebra/geogebra6.nix
index 7bd5826489371..4ed66d9693036 100644
--- a/pkgs/applications/science/math/geogebra/geogebra6.nix
+++ b/pkgs/applications/science/math/geogebra/geogebra6.nix
@@ -1,4 +1,4 @@
-{ stdenv, unzip, fetchurl, electron_6, makeWrapper, geogebra }:
+{ lib, stdenv, unzip, fetchurl, electron_6, makeWrapper, geogebra }:
 let
   pname = "geogebra";
   version = "6-0-609-0";
@@ -6,7 +6,7 @@ let
   srcIcon = geogebra.srcIcon;
   desktopItem = geogebra.desktopItem;
 
-  meta = with stdenv.lib; geogebra.meta // {
+  meta = with lib; geogebra.meta // {
     license = licenses.geogebra;
     maintainers = with maintainers; [ voidless ];
     platforms = with platforms; linux ++ darwin;
@@ -38,7 +38,7 @@ let
     installPhase = ''
       mkdir -p $out/libexec/geogebra/ $out/bin
       cp -r GeoGebra-linux-x64/{resources,locales} "$out/"
-      makeWrapper ${stdenv.lib.getBin electron_6}/bin/electron $out/bin/geogebra --add-flags "$out/resources/app"
+      makeWrapper ${lib.getBin electron_6}/bin/electron $out/bin/geogebra --add-flags "$out/resources/app"
       install -Dm644 "${desktopItem}/share/applications/"* \
         -t $out/share/applications/
 
diff --git a/pkgs/applications/science/math/gfan/default.nix b/pkgs/applications/science/math/gfan/default.nix
index 7e2a4625d3011..fd657963c390f 100644
--- a/pkgs/applications/science/math/gfan/default.nix
+++ b/pkgs/applications/science/math/gfan/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, gmp, mpir, cddlib}:
+{lib, stdenv, fetchurl, gmp, mpir, cddlib}:
 stdenv.mkDerivation rec {
   pname = "gfan";
   version = "0.6.2";
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
     ./gfan-0.6.2-cddlib-prefix.patch
   ];
 
-  postPatch = stdenv.lib.optionalString stdenv.cc.isClang ''
+  postPatch = lib.optionalString stdenv.cc.isClang ''
     substituteInPlace Makefile --replace "-fno-guess-branch-probability" ""
   '';
 
@@ -23,9 +23,9 @@ stdenv.mkDerivation rec {
   meta = {
     inherit version;
     description = ''A software package for computing Gröbner fans and tropical varieties'';
-    license = stdenv.lib.licenses.gpl2 ;
-    maintainers = [stdenv.lib.maintainers.raskin];
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.gpl2 ;
+    maintainers = [lib.maintainers.raskin];
+    platforms = lib.platforms.unix;
     homepage = "http://home.math.au.dk/jensen/software/gfan/gfan.html";
   };
 }
diff --git a/pkgs/applications/science/math/giac/default.nix b/pkgs/applications/science/math/giac/default.nix
index 7825fc1d9a2e2..8c391e2532244 100644
--- a/pkgs/applications/science/math/giac/default.nix
+++ b/pkgs/applications/science/math/giac/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
     sha256 = "1d0h1yb7qvh9x7wwv9yrzmcp712f49w1iljkxp4y6g9pzsmg1mmv";
   };
 
-  patches = stdenv.lib.optionals (!enableGUI) [
+  patches = lib.optionals (!enableGUI) [
     # when enableGui is false, giac is compiled without fltk. That means some
     # outputs differ in the make check. Patch around this:
     (fetchpatch {
@@ -41,9 +41,9 @@ stdenv.mkDerivation rec {
     readline gettext libpng libao perl ecm
     # gfortran.cc default output contains static libraries compiled without -fPIC
     # we want libgfortran.so.3 instead
-    (stdenv.lib.getLib gfortran.cc)
+    (lib.getLib gfortran.cc)
     lapack blas
-  ] ++ stdenv.lib.optionals enableGUI [
+  ] ++ lib.optionals enableGUI [
     libGL libGLU fltk xorg.libX11
   ];
 
@@ -56,7 +56,7 @@ stdenv.mkDerivation rec {
 
   # xcas Phys and Turtle menus are broken with split outputs
   # and interactive use is likely to need docs
-  outputs = [ "out" ] ++ stdenv.lib.optional (!enableGUI) "doc";
+  outputs = [ "out" ] ++ lib.optional (!enableGUI) "doc";
 
   doCheck = true;
   preCheck = ''
@@ -74,7 +74,7 @@ stdenv.mkDerivation rec {
     "--enable-gc" "--enable-png" "--enable-gsl" "--enable-lapack"
     "--enable-pari" "--enable-ntl" "--enable-gmpxx" # "--enable-cocoa"
     "--enable-ao" "--enable-ecm" "--enable-glpk"
-  ] ++ stdenv.lib.optionals enableGUI [
+  ] ++ lib.optionals enableGUI [
     "--enable-gui" "--with-x"
   ];
 
@@ -94,7 +94,7 @@ stdenv.mkDerivation rec {
       mv "$out/share/giac/doc" "$doc/share/giac"
       mv "$out/share/giac/examples" "$doc/share/giac"
     fi
-  '' + stdenv.lib.optionalString (!enableGUI) ''
+  '' + lib.optionalString (!enableGUI) ''
     for i in pixmaps application-registry applications icons; do
       rm -r "$out/share/$i";
     done;
diff --git a/pkgs/applications/science/math/ginac/default.nix b/pkgs/applications/science/math/ginac/default.nix
index e20e15edeff1a..c55e8d9adffa2 100644
--- a/pkgs/applications/science/math/ginac/default.nix
+++ b/pkgs/applications/science/math/ginac/default.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
 
   propagatedBuildInputs = [ cln ];
 
-  buildInputs = [ readline ] ++ stdenv.lib.optional stdenv.isDarwin gmp;
+  buildInputs = [ readline ] ++ lib.optional stdenv.isDarwin gmp;
 
   nativeBuildInputs = [ pkgconfig python ];
 
diff --git a/pkgs/applications/science/math/glsurf/default.nix b/pkgs/applications/science/math/glsurf/default.nix
index 09d0d5241687f..599d4bac8e76b 100644
--- a/pkgs/applications/science/math/glsurf/default.nix
+++ b/pkgs/applications/science/math/glsurf/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, ocamlPackages, libGLU, libGL, freeglut
+{ lib, stdenv, fetchurl, ocamlPackages, libGLU, libGL, freeglut
 , libmysqlclient, mpfr, gmp, libtiff, libjpeg, libpng, giflib
 }:
 
@@ -26,6 +26,6 @@ stdenv.mkDerivation {
   meta = {
     homepage = "https://raffalli.eu/~christophe/glsurf/";
     description = "A program to draw implicit surfaces and curves";
-    license = stdenv.lib.licenses.lgpl21;
+    license = lib.licenses.lgpl21;
   };
 }
diff --git a/pkgs/applications/science/math/gmsh/default.nix b/pkgs/applications/science/math/gmsh/default.nix
index 1b6dc2ae00760..4ed9c963ba399 100644
--- a/pkgs/applications/science/math/gmsh/default.nix
+++ b/pkgs/applications/science/math/gmsh/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, cmake, blas, lapack, gfortran, gmm, fltk, libjpeg
+{ lib, stdenv, fetchurl, cmake, blas, lapack, gfortran, gmm, fltk, libjpeg
 , zlib, libGL, libGLU, xorg, opencascade-occt }:
 
 assert (!blas.isILP64) && (!lapack.isILP64);
@@ -24,6 +24,6 @@ stdenv.mkDerivation rec {
     description = "A three-dimensional finite element mesh generator";
     homepage = "http://gmsh.info/";
     platforms = [ "x86_64-linux" ];
-    license = stdenv.lib.licenses.gpl2Plus;
+    license = lib.licenses.gpl2Plus;
   };
 }
diff --git a/pkgs/applications/science/math/gurobi/default.nix b/pkgs/applications/science/math/gurobi/default.nix
index f2f406991e304..6066d0325f543 100644
--- a/pkgs/applications/science/math/gurobi/default.nix
+++ b/pkgs/applications/science/math/gurobi/default.nix
@@ -6,7 +6,7 @@ in stdenv.mkDerivation rec {
   pname = "gurobi";
   version = "${majorVersion}.0";
 
-  src = with stdenv.lib; fetchurl {
+  src = with lib; fetchurl {
     url = "http://packages.gurobi.com/${versions.majorMinor version}/gurobi${version}_linux64.tar.gz";
     sha256 = "1yjqbzqnq4jjkjm616d36bgd3rmqr0a1ii17n0prpdjzmdlq63dz";
   };
diff --git a/pkgs/applications/science/math/mathematica/10.nix b/pkgs/applications/science/math/mathematica/10.nix
index 277fb1984c44a..9a8f05bc575fb 100644
--- a/pkgs/applications/science/math/mathematica/10.nix
+++ b/pkgs/applications/science/math/mathematica/10.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , coreutils
 , patchelf
 , requireFile
@@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
 
   src = requireFile rec {
     name = "Mathematica_${version}_LINUX.sh";
-    message = '' 
+    message = ''
       This nix expression requires that ${name} is
       already part of the store. Find the file on your Mathematica CD
       and add it to the nix store with nix-store --add-fixed sha256 <FILE>.
@@ -69,9 +69,9 @@ stdenv.mkDerivation rec {
     libSM
   ]);
 
-  ldpath = stdenv.lib.makeLibraryPath buildInputs
-    + stdenv.lib.optionalString (stdenv.hostPlatform.system == "x86_64-linux")
-      (":" + stdenv.lib.makeSearchPathOutput "lib" "lib64" buildInputs);
+  ldpath = lib.makeLibraryPath buildInputs
+    + lib.optionalString (stdenv.hostPlatform.system == "x86_64-linux")
+      (":" + lib.makeSearchPathOutput "lib" "lib64" buildInputs);
 
   phases = "unpackPhase installPhase fixupPhase";
 
@@ -104,7 +104,7 @@ stdenv.mkDerivation rec {
         echo "patching $f executable <<"
         patchelf --shrink-rpath "$f"
         patchelf \
-	  --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+    --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
           --set-rpath "$(patchelf --print-rpath "$f"):${ldpath}" \
           "$f" \
           && patchelf --shrink-rpath "$f" \
@@ -131,6 +131,6 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Wolfram Mathematica computational software system";
     homepage = "http://www.wolfram.com/mathematica/";
-    license = stdenv.lib.licenses.unfree;
+    license = lib.licenses.unfree;
   };
 }
diff --git a/pkgs/applications/science/math/mathematica/11.nix b/pkgs/applications/science/math/mathematica/11.nix
index 1c698a5e5428e..b8270cca90858 100644
--- a/pkgs/applications/science/math/mathematica/11.nix
+++ b/pkgs/applications/science/math/mathematica/11.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , coreutils
 , patchelf
 , requireFile
@@ -26,7 +26,7 @@
 let
   l10n =
     import ./l10ns.nix {
-      lib = stdenv.lib;
+      lib = lib;
       inherit requireFile lang;
       majorVersion = "11";
     };
@@ -70,9 +70,9 @@ stdenv.mkDerivation rec {
     libSM
   ]);
 
-  ldpath = stdenv.lib.makeLibraryPath buildInputs
-    + stdenv.lib.optionalString (stdenv.hostPlatform.system == "x86_64-linux")
-      (":" + stdenv.lib.makeSearchPathOutput "lib" "lib64" buildInputs);
+  ldpath = lib.makeLibraryPath buildInputs
+    + lib.optionalString (stdenv.hostPlatform.system == "x86_64-linux")
+      (":" + lib.makeSearchPathOutput "lib" "lib64" buildInputs);
 
   phases = "unpackPhase installPhase fixupPhase";
 
@@ -118,7 +118,7 @@ stdenv.mkDerivation rec {
         echo "patching $f executable <<"
         patchelf --shrink-rpath "$f"
         patchelf \
-	  --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+    --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
           --set-rpath "$(patchelf --print-rpath "$f"):${ldpath}" \
           "$f" \
           && patchelf --shrink-rpath "$f" \
@@ -145,6 +145,6 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Wolfram Mathematica computational software system";
     homepage = "http://www.wolfram.com/mathematica/";
-    license = stdenv.lib.licenses.unfree;
+    license = lib.licenses.unfree;
   };
 }
diff --git a/pkgs/applications/science/math/mathematica/9.nix b/pkgs/applications/science/math/mathematica/9.nix
index d0967485c01fa..43d7853e3d9af 100644
--- a/pkgs/applications/science/math/mathematica/9.nix
+++ b/pkgs/applications/science/math/mathematica/9.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , coreutils
 , patchelf
 , requireFile
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
 
   src = requireFile {
     name = "Mathematica_9.0.0_LINUX.sh";
-    message = '' 
+    message = ''
       This nix expression requires that Mathematica_9.0.0_LINUX.sh is
       already part of the store. Find the file on your Mathematica CD
       and add it to the nix store with nix-store --add-fixed sha256 <FILE>.
@@ -59,9 +59,9 @@ stdenv.mkDerivation rec {
     libxcb
   ]);
 
-  ldpath = stdenv.lib.makeLibraryPath buildInputs
-    + stdenv.lib.optionalString (stdenv.hostPlatform.system == "x86_64-linux")
-      (":" + stdenv.lib.makeSearchPathOutput "lib" "lib64" buildInputs);
+  ldpath = lib.makeLibraryPath buildInputs
+    + lib.optionalString (stdenv.hostPlatform.system == "x86_64-linux")
+      (":" + lib.makeSearchPathOutput "lib" "lib64" buildInputs);
 
   phases = "unpackPhase installPhase fixupPhase";
 
@@ -117,6 +117,6 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Wolfram Mathematica computational software system";
     homepage = "http://www.wolfram.com/mathematica/";
-    license = stdenv.lib.licenses.unfree;
+    license = lib.licenses.unfree;
   };
 }
diff --git a/pkgs/applications/science/math/mathematica/default.nix b/pkgs/applications/science/math/mathematica/default.nix
index e91ad5e5f8c95..497592f1c068b 100644
--- a/pkgs/applications/science/math/mathematica/default.nix
+++ b/pkgs/applications/science/math/mathematica/default.nix
@@ -28,7 +28,7 @@
 let
   l10n =
     import ./l10ns.nix {
-      lib = stdenv.lib;
+      lib = lib;
       inherit requireFile lang;
     };
 in
@@ -74,9 +74,9 @@ stdenv.mkDerivation rec {
     libSM
   ]);
 
-  ldpath = stdenv.lib.makeLibraryPath buildInputs
-    + stdenv.lib.optionalString (stdenv.hostPlatform.system == "x86_64-linux")
-      (":" + stdenv.lib.makeSearchPathOutput "lib" "lib64" buildInputs);
+  ldpath = lib.makeLibraryPath buildInputs
+    + lib.optionalString (stdenv.hostPlatform.system == "x86_64-linux")
+      (":" + lib.makeSearchPathOutput "lib" "lib64" buildInputs);
 
   unpackPhase = ''
     echo "=== Extracting makeself archive ==="
@@ -125,7 +125,7 @@ stdenv.mkDerivation rec {
         echo "patching $f executable <<"
         patchelf --shrink-rpath "$f"
         patchelf \
-	  --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+    --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
           --set-rpath "$(patchelf --print-rpath "$f"):${ldpath}" \
           "$f" \
           && patchelf --shrink-rpath "$f" \
@@ -144,7 +144,7 @@ stdenv.mkDerivation rec {
   '';
 
   dontBuild = true;
-  
+
   # This is primarily an IO bound build; there's little benefit to building remotely.
   preferLocalBuild = true;
 
diff --git a/pkgs/applications/science/math/maxima/default.nix b/pkgs/applications/science/math/maxima/default.nix
index cdc81a8764656..01f086c92c755 100644
--- a/pkgs/applications/science/math/maxima/default.nix
+++ b/pkgs/applications/science/math/maxima/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, fetchpatch, sbcl, texinfo, perl, python, makeWrapper, autoreconfHook
+{ lib, stdenv, fetchurl, fetchpatch, sbcl, texinfo, perl, python, makeWrapper, autoreconfHook
 , rlwrap ? null, tk ? null, gnuplot ? null, ecl ? null, ecl-fasl ? false
 }:
 
@@ -7,8 +7,8 @@ let
   version = "5.44.0";
 
   searchPath =
-    stdenv.lib.makeBinPath
-      (stdenv.lib.filter (x: x != null) [ sbcl ecl rlwrap tk gnuplot ]);
+    lib.makeBinPath
+      (lib.filter (x: x != null) [ sbcl ecl rlwrap tk gnuplot ]);
 in
 stdenv.mkDerivation ({
   inherit version;
@@ -21,7 +21,7 @@ stdenv.mkDerivation ({
 
   nativeBuildInputs = [ autoreconfHook ];
 
-  buildInputs = stdenv.lib.filter (x: x != null) [
+  buildInputs = lib.filter (x: x != null) [
     sbcl ecl texinfo perl python makeWrapper
     gnuplot   # required in the test suite
   ];
@@ -40,7 +40,7 @@ stdenv.mkDerivation ({
     ln -s ../maxima/${version}/emacs $out/share/emacs/site-lisp
     ln -s ../maxima/${version}/doc $out/share/doc/maxima
   ''
-   + (stdenv.lib.optionalString ecl-fasl ''
+   + (lib.optionalString ecl-fasl ''
      cp src/binary-ecl/maxima.fas* "$out/lib/maxima/${version}/binary-ecl/"
    '')
   ;
@@ -63,7 +63,7 @@ stdenv.mkDerivation ({
       url = "https://git.sagemath.org/sage.git/plain/build/pkgs/maxima/patches/undoing_true_false_printing_patch.patch?id=07d6c37d18811e2b377a9689790a7c5e24da16ba";
       sha256 = "0fvi3rcjv6743sqsbgdzazy9jb6r1p1yq63zyj9fx42wd1hgf7yx";
     })
-  ] ++ stdenv.lib.optionals ecl-fasl [
+  ] ++ lib.optionals ecl-fasl [
     # build fasl, needed for ECL support
     (fetchpatch {
       url = "https://git.sagemath.org/sage.git/plain/build/pkgs/maxima/patches/maxima.system.patch?id=07d6c37d18811e2b377a9689790a7c5e24da16ba";
@@ -94,7 +94,7 @@ stdenv.mkDerivation ({
   meta = {
     description = "Computer algebra system";
     homepage = "http://maxima.sourceforge.net";
-    license = stdenv.lib.licenses.gpl2;
+    license = lib.licenses.gpl2;
 
     longDescription = ''
       Maxima is a fairly complete computer algebra system written in
@@ -103,7 +103,7 @@ stdenv.mkDerivation ({
       symbolic integration, 3D plotting, and an ODE solver.
     '';
 
-    platforms = stdenv.lib.platforms.unix;
-    maintainers = [ stdenv.lib.maintainers.peti ];
+    platforms = lib.platforms.unix;
+    maintainers = [ lib.maintainers.peti ];
   };
 })
diff --git a/pkgs/applications/science/math/msieve/default.nix b/pkgs/applications/science/math/msieve/default.nix
index db7a1c1490680..679b29cb062bc 100644
--- a/pkgs/applications/science/math/msieve/default.nix
+++ b/pkgs/applications/science/math/msieve/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, zlib, gmp, ecm }:
+{lib, stdenv, fetchurl, zlib, gmp, ecm }:
 
 stdenv.mkDerivation {
   name = "msieve-1.53";
@@ -22,9 +22,9 @@ stdenv.mkDerivation {
 
   meta = {
     description = "A C library implementing a suite of algorithms to factor large integers";
-    license = stdenv.lib.licenses.publicDomain;
+    license = lib.licenses.publicDomain;
     homepage = "http://msieve.sourceforge.net/";
-    maintainers = [ stdenv.lib.maintainers.roconnor ];
-    platforms = [ "x86_64-linux" ] ++ stdenv.lib.platforms.darwin;
+    maintainers = [ lib.maintainers.roconnor ];
+    platforms = [ "x86_64-linux" ] ++ lib.platforms.darwin;
   };
 }
diff --git a/pkgs/applications/science/math/palp/default.nix b/pkgs/applications/science/math/palp/default.nix
index b5b9577d4930b..97b5f88e55b44 100644
--- a/pkgs/applications/science/math/palp/default.nix
+++ b/pkgs/applications/science/math/palp/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
     "format"
   ];
 
-  patchPhase = stdenv.lib.optionalString stdenv.isDarwin ''
+  patchPhase = lib.optionalString stdenv.isDarwin ''
     substituteInPlace GNUmakefile --replace gcc cc
   '';
 
@@ -46,7 +46,7 @@ stdenv.mkDerivation rec {
     for file in poly class cws nef mori; do
         cp -p $file.x "$out/bin/$file-${dim}d.x"
     done
-  '' + stdenv.lib.optionalString doSymlink ''
+  '' + lib.optionalString doSymlink ''
     cd "$out/bin"
     for file in poly class cws nef mori; do
         ln -sf $file-6d.x $file.x
diff --git a/pkgs/applications/science/math/pari/default.nix b/pkgs/applications/science/math/pari/default.nix
index dd965e17c73c6..a99cbbbe0dfdb 100644
--- a/pkgs/applications/science/math/pari/default.nix
+++ b/pkgs/applications/science/math/pari/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     # Versions with current majorMinor values are at http://pari.math.u-bordeaux.fr/pub/pari/unix/${pname}-${version}.tar.gz
-    url = "https://pari.math.u-bordeaux.fr/pub/pari/OLD/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.gz";
+    url = "https://pari.math.u-bordeaux.fr/pub/pari/OLD/${lib.versions.majorMinor version}/${pname}-${version}.tar.gz";
     sha256 = "sha256-v8iPxPc1L0hA5uNSxy8DacvqikVAOxg0piafNwmXCxw=";
   };
 
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
     libX11
     tex
     perl
-  ] ++ stdenv.lib.optionals withThread [
+  ] ++ lib.optionals withThread [
     libpthreadstubs
   ];
 
@@ -34,14 +34,14 @@ stdenv.mkDerivation rec {
   configureFlags = [
     "--with-gmp=${gmp.dev}"
     "--with-readline=${readline.dev}"
-  ] ++ stdenv.lib.optional stdenv.isDarwin "--host=x86_64-darwin"
-  ++ stdenv.lib.optional withThread "--mt=pthread";
+  ] ++ lib.optional stdenv.isDarwin "--host=x86_64-darwin"
+  ++ lib.optional withThread "--mt=pthread";
 
   preConfigure = ''
     export LD=$CC
   '';
 
-  postConfigure = stdenv.lib.optionalString stdenv.isDarwin ''
+  postConfigure = lib.optionalString stdenv.isDarwin ''
     echo 'echo x86_64-darwin' > config/arch-osname
   '';
 
diff --git a/pkgs/applications/science/math/pcalc/default.nix b/pkgs/applications/science/math/pcalc/default.nix
index f372357fe7d8e..1ee45ca266a1d 100644
--- a/pkgs/applications/science/math/pcalc/default.nix
+++ b/pkgs/applications/science/math/pcalc/default.nix
@@ -1,6 +1,6 @@
-{ stdenv, fetchgit, bison, flex }:
+{ lib, stdenv, fetchgit, bison, flex }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   pname = "pcalc";
@@ -19,8 +19,8 @@ stdenv.mkDerivation rec {
     homepage = "http://pcalc.sourceforge.net/";
     description = "Programmer's calculator";
     license = licenses.gpl2;
-    maintainers = with stdenv.lib.maintainers; [ ftrvxmtrx ];
-    platforms = stdenv.lib.platforms.linux;
+    maintainers = with lib.maintainers; [ ftrvxmtrx ];
+    platforms = lib.platforms.linux;
     inherit version;
   };
 }
diff --git a/pkgs/applications/science/math/perseus/default.nix b/pkgs/applications/science/math/perseus/default.nix
index 55293e6c8a79a..242f2e2cea5db 100644
--- a/pkgs/applications/science/math/perseus/default.nix
+++ b/pkgs/applications/science/math/perseus/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, unzip }:
+{ lib, stdenv, fetchurl, unzip }:
 
 stdenv.mkDerivation {
   name = "perseus-4-beta";
@@ -33,8 +33,8 @@ stdenv.mkDerivation {
       matrices and so forth.
     '';
     homepage = "http://www.sas.upenn.edu/~vnanda/perseus/index.html";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = with stdenv.lib.maintainers; [erikryb];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl3;
+    maintainers = with lib.maintainers; [erikryb];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/science/math/polymake/default.nix b/pkgs/applications/science/math/polymake/default.nix
index d4f13f84f81c5..552881c5f1ad5 100644
--- a/pkgs/applications/science/math/polymake/default.nix
+++ b/pkgs/applications/science/math/polymake/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl
+{ lib, stdenv, fetchurl
 , ninja, libxml2, libxslt, readline, perl, gmp, mpfr, boost
 , bliss, ppl, singular, cddlib, lrs, nauty
 , ant, openjdk
@@ -39,9 +39,9 @@ stdenv.mkDerivation rec {
   meta = {
     inherit version;
     description = "Software for research in polyhedral geometry";
-    license = stdenv.lib.licenses.gpl2 ;
-    maintainers = [stdenv.lib.maintainers.raskin];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2 ;
+    maintainers = [lib.maintainers.raskin];
+    platforms = lib.platforms.linux;
     homepage = "https://www.polymake.org/doku.php";
   };
 }
diff --git a/pkgs/applications/science/math/pspp/default.nix b/pkgs/applications/science/math/pspp/default.nix
index d6c5b58f0d561..9d76ef75d2684 100644
--- a/pkgs/applications/science/math/pspp/default.nix
+++ b/pkgs/applications/science/math/pspp/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, libxml2, readline, zlib, perl, cairo, gtk3, gsl
+{ lib, stdenv, fetchurl, libxml2, readline, zlib, perl, cairo, gtk3, gsl
 , pkgconfig, gtksourceview, pango, gettext, dconf
 , makeWrapper, gsettings-desktop-schemas, hicolor-icon-theme
 , texinfo, ssw, python3
@@ -28,13 +28,13 @@ stdenv.mkDerivation rec {
      --prefix XDG_DATA_DIRS : "$out/share" \
      --prefix XDG_DATA_DIRS : "$XDG_ICON_DIRS" \
      --prefix XDG_DATA_DIRS : "$GSETTINGS_SCHEMAS_PATH" \
-     --prefix GIO_EXTRA_MODULES : "${stdenv.lib.getLib dconf}/lib/gio/modules"
+     --prefix GIO_EXTRA_MODULES : "${lib.getLib dconf}/lib/gio/modules"
   '';
 
   meta = {
     homepage = "https://www.gnu.org/software/pspp/";
     description = "A free replacement for SPSS, a program for statistical analysis of sampled data";
-    license = stdenv.lib.licenses.gpl3Plus;
+    license = lib.licenses.gpl3Plus;
 
     longDescription = ''
       PSPP is a program for statistical analysis of sampled data. It is
@@ -48,6 +48,6 @@ stdenv.mkDerivation rec {
       more traditional syntax commands.
     '';
 
-    platforms = stdenv.lib.platforms.unix;
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/science/math/ratpoints/default.nix b/pkgs/applications/science/math/ratpoints/default.nix
index fb205a69f0385..823c8abf52993 100644
--- a/pkgs/applications/science/math/ratpoints/default.nix
+++ b/pkgs/applications/science/math/ratpoints/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, fetchpatch, gmp }:
+{ lib, stdenv, fetchurl, fetchpatch, gmp }:
 stdenv.mkDerivation rec {
   pname = "ratpoints";
   version = "2.1.3.p4";
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ gmp ];
 
   makeFlags = [ "CC=cc" ];
-  buildFlags = stdenv.lib.optional stdenv.isDarwin ["CCFLAGS2=-lgmp -lc -lm" "CCFLAGS=-UUSE_SSE"];
+  buildFlags = lib.optional stdenv.isDarwin ["CCFLAGS2=-lgmp -lc -lm" "CCFLAGS=-UUSE_SSE"];
   installFlags = [ "INSTALL_DIR=$(out)" ];
 
   preInstall = ''mkdir -p "$out"/{bin,share,lib,include}'';
@@ -28,9 +28,9 @@ stdenv.mkDerivation rec {
   meta = {
     inherit version;
     description = ''A program to find rational points on hyperelliptic curves'';
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = [stdenv.lib.maintainers.raskin];
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.gpl2Plus;
+    maintainers = [lib.maintainers.raskin];
+    platforms = lib.platforms.unix;
     homepage = "http://www.mathe2.uni-bayreuth.de/stoll/programs/";
     updateWalker = true;
   };
diff --git a/pkgs/applications/science/math/ripser/default.nix b/pkgs/applications/science/math/ripser/default.nix
index 1c8ced5ed222c..21f0d00339151 100644
--- a/pkgs/applications/science/math/ripser/default.nix
+++ b/pkgs/applications/science/math/ripser/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, fetchFromGitHub
+{ lib, stdenv, fetchurl, fetchFromGitHub
 , assembleReductionMatrix ? false
 , useCoefficients ? false
 , indicateProgress ? false
@@ -6,14 +6,14 @@
 , fileFormat ? "lowerTriangularCsv"
 }:
 
-with stdenv.lib;
+with lib;
 
 assert assertOneOf "fileFormat" fileFormat
   ["lowerTriangularCsv" "upperTriangularCsv" "dipha"];
 assert useGoogleHashmap -> sparsehash != null;
 
 let
-  inherit (stdenv.lib) optional;
+  inherit (lib) optional;
   version = "1.0";
 in
 stdenv.mkDerivation {
@@ -60,8 +60,8 @@ stdenv.mkDerivation {
   meta = {
     description = "A lean C++ code for the computation of Vietoris–Rips persistence barcodes";
     homepage = "https://github.com/Ripser/ripser";
-    license = stdenv.lib.licenses.lgpl3;
-    maintainers = with stdenv.lib.maintainers; [erikryb];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.lgpl3;
+    maintainers = with lib.maintainers; [erikryb];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/science/math/sage/sage.nix b/pkgs/applications/science/math/sage/sage.nix
index b9256e32f8b13..106f9eea3097e 100644
--- a/pkgs/applications/science/math/sage/sage.nix
+++ b/pkgs/applications/science/math/sage/sage.nix
@@ -40,7 +40,7 @@ stdenv.mkDerivation rec {
     mkdir -p "$out/bin"
     makeWrapper "${sage-with-env}/bin/sage" "$out/bin/sage" \
       --set SAGE_DOC_SRC_OVERRIDE "${src}/src/doc" ${
-        stdenv.lib.optionalString withDoc "--set SAGE_DOC_OVERRIDE ${sagedoc}/share/doc/sage"
+        lib.optionalString withDoc "--set SAGE_DOC_OVERRIDE ${sagedoc}/share/doc/sage"
       } \
       --prefix JUPYTER_PATH : "${kernel-specs}"
   '';
diff --git a/pkgs/applications/science/math/scilab/default.nix b/pkgs/applications/science/math/scilab/default.nix
index 24b3feef51e11..95c6c23fb09ad 100644
--- a/pkgs/applications/science/math/scilab/default.nix
+++ b/pkgs/applications/science/math/scilab/default.nix
@@ -35,14 +35,14 @@ stdenv.mkDerivation rec {
     # do not compile with PVM library
     "--without-pvm"
     # compile with GTK
-    (stdenv.lib.enableFeature withGtk "gtk")
-    (stdenv.lib.enableFeature withGtk "gtk2")
+    (lib.enableFeature withGtk "gtk")
+    (lib.enableFeature withGtk "gtk2")
     # compile with ocaml
-    (stdenv.lib.withFeature withOCaml "ocaml")
+    (lib.withFeature withOCaml "ocaml")
     # do not compile Java interface
     "--without-java"
     # use the X Window System
-    (stdenv.lib.withFeature withX "x")
+    (lib.withFeature withX "x")
     # compile with TCL/TK
   ] ++ lib.optionals withTk [
     "--with-tk"
diff --git a/pkgs/applications/science/math/scotch/default.nix b/pkgs/applications/science/math/scotch/default.nix
index 75a6b2dba68c3..6f8753ff38ac0 100644
--- a/pkgs/applications/science/math/scotch/default.nix
+++ b/pkgs/applications/science/math/scotch/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, bison, openmpi, flex, zlib}:
+{ lib, stdenv, fetchurl, bison, openmpi, flex, zlib}:
 
 stdenv.mkDerivation rec {
   version = "6.0.4";
@@ -24,13 +24,13 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Graph and mesh/hypergraph partitioning, graph clustering, and sparse matrix ordering";
     longDescription = ''
-      Scotch is a software package for graph and mesh/hypergraph partitioning, graph clustering, 
+      Scotch is a software package for graph and mesh/hypergraph partitioning, graph clustering,
       and sparse matrix ordering.
     '';
     homepage = "http://www.labri.fr/perso/pelegrin/scotch";
-    license = stdenv.lib.licenses.cecill-c;
-    maintainers = [ stdenv.lib.maintainers.bzizou ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.cecill-c;
+    maintainers = [ lib.maintainers.bzizou ];
+    platforms = lib.platforms.linux;
   };
 }
 
diff --git a/pkgs/applications/science/math/weka/default.nix b/pkgs/applications/science/math/weka/default.nix
index c4fc19d6c6b71..179801da379fa 100644
--- a/pkgs/applications/science/math/weka/default.nix
+++ b/pkgs/applications/science/math/weka/default.nix
@@ -1,11 +1,11 @@
-{ stdenv, fetchurl, jre, unzip, makeWrapper }:
+{ lib, stdenv, fetchurl, jre, unzip, makeWrapper }:
 
 stdenv.mkDerivation rec {
   pname = "weka";
   version = "3.9.2";
 
   src = fetchurl {
-    url = "mirror://sourceforge/weka/${stdenv.lib.replaceChars ["."]["-"] "${pname}-${version}"}.zip";
+    url = "mirror://sourceforge/weka/${lib.replaceChars ["."]["-"] "${pname}-${version}"}.zip";
     sha256 = "0zwmhspmqb0a7cm6k6i0s6q3w19ws1g9dx3cp2v3g3vsif6cdh31";
   };
 
@@ -24,8 +24,8 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "http://www.cs.waikato.ac.nz/ml/weka/";
     description = "Collection of machine learning algorithms for data mining tasks";
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = [ stdenv.lib.maintainers.mimame ];
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.gpl2Plus;
+    maintainers = [ lib.maintainers.mimame ];
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/science/math/yacas/default.nix b/pkgs/applications/science/math/yacas/default.nix
index 06aab669df5a8..05d1f780bf30e 100644
--- a/pkgs/applications/science/math/yacas/default.nix
+++ b/pkgs/applications/science/math/yacas/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, cmake, perl
+{ lib, stdenv, fetchFromGitHub, cmake, perl
 , enableGui ? false, qt5
 , enableJupyter ? false, boost, jsoncpp, openssl, zmqpp
 }:
@@ -24,16 +24,16 @@ stdenv.mkDerivation rec {
   # Perl is only for the documentation
   nativeBuildInputs = [ cmake perl ];
   buildInputs = [
-  ] ++ stdenv.lib.optionals enableGui (with qt5; [ qtbase qtwebkit ])
-    ++ stdenv.lib.optionals enableJupyter [ boost jsoncpp openssl zmqpp ]
+  ] ++ lib.optionals enableGui (with qt5; [ qtbase qtwebkit ])
+    ++ lib.optionals enableJupyter [ boost jsoncpp openssl zmqpp ]
     ;
 
   meta = {
     description = "Easy to use, general purpose Computer Algebra System";
     homepage = "http://www.yacas.org/";
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = with stdenv.lib.maintainers; [viric];
-    platforms = with stdenv.lib.platforms; linux;
+    license = lib.licenses.gpl2Plus;
+    maintainers = with lib.maintainers; [viric];
+    platforms = with lib.platforms; linux;
     broken = enableGui || enableJupyter;
   };
 }
diff --git a/pkgs/applications/science/medicine/aliza/default.nix b/pkgs/applications/science/medicine/aliza/default.nix
index b4e56591f9c88..c6bfd6361f20d 100644
--- a/pkgs/applications/science/medicine/aliza/default.nix
+++ b/pkgs/applications/science/medicine/aliza/default.nix
@@ -1,6 +1,6 @@
-{ stdenv, fetchurl, rpmextract, makeWrapper, patchelf, qt4, zlib, libX11, libXt, libSM, libICE, libXext, libGLU, libGL }:
+{ lib, stdenv, fetchurl, rpmextract, makeWrapper, patchelf, qt4, zlib, libX11, libXt, libSM, libICE, libXext, libGLU, libGL }:
 
-with stdenv.lib;
+with lib;
 stdenv.mkDerivation {
   pname = "aliza";
   version = "1.98.32";
@@ -27,7 +27,7 @@ stdenv.mkDerivation {
   '';
 
   postInstall = let
-    libs = stdenv.lib.makeLibraryPath [ qt4 zlib stdenv.cc.cc libSM libICE libX11 libXext libXt libGLU libGL ];
+    libs = lib.makeLibraryPath [ qt4 zlib stdenv.cc.cc libSM libICE libX11 libXext libXt libGLU libGL ];
   in ''
     ${patchelf}/bin/patchelf \
       --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
diff --git a/pkgs/applications/science/medicine/dcmtk/default.nix b/pkgs/applications/science/medicine/dcmtk/default.nix
index 817ab578a82da..0312043306a09 100644
--- a/pkgs/applications/science/medicine/dcmtk/default.nix
+++ b/pkgs/applications/science/medicine/dcmtk/default.nix
@@ -1,6 +1,6 @@
-{ stdenv, fetchFromGitHub, zlib, libtiff, libxml2, openssl, libiconv, libpng, cmake }:
+{ lib, stdenv, fetchFromGitHub, zlib, libtiff, libxml2, openssl, libiconv, libpng, cmake }:
 
-with stdenv.lib;
+with lib;
 stdenv.mkDerivation rec {
   pname = "dcmtk";
   version = "3.6.5";
diff --git a/pkgs/applications/science/misc/boinc/default.nix b/pkgs/applications/science/misc/boinc/default.nix
index 802abae80e1d8..e549fda11623e 100644
--- a/pkgs/applications/science/misc/boinc/default.nix
+++ b/pkgs/applications/science/misc/boinc/default.nix
@@ -1,4 +1,4 @@
-{ fetchFromGitHub, stdenv, autoconf, automake, pkgconfig, m4, curl,
+{ fetchFromGitHub, lib, stdenv, autoconf, automake, pkgconfig, m4, curl,
 libGLU, libGL, libXmu, libXi, freeglut, libjpeg, libtool, wxGTK30, xcbutil,
 sqlite, gtk2, patchelf, libXScrnSaver, libnotify, libX11, libxcb }:
 
@@ -40,7 +40,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Free software for distributed and grid computing";
     homepage = "https://boinc.berkeley.edu/";
-    license = stdenv.lib.licenses.lgpl2Plus;
-    platforms = stdenv.lib.platforms.linux;  # arbitrary choice
+    license = lib.licenses.lgpl2Plus;
+    platforms = lib.platforms.linux;  # arbitrary choice
   };
 }
diff --git a/pkgs/applications/science/misc/cytoscape/default.nix b/pkgs/applications/science/misc/cytoscape/default.nix
index 647492bbe3183..db98e0db34875 100644
--- a/pkgs/applications/science/misc/cytoscape/default.nix
+++ b/pkgs/applications/science/misc/cytoscape/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, jre, makeWrapper, substituteAll, coreutils }:
+{ lib, stdenv, fetchurl, jre, makeWrapper, substituteAll, coreutils }:
 
 stdenv.mkDerivation rec {
   pname = "cytoscape";
@@ -36,8 +36,8 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "http://www.cytoscape.org";
     description = "A general platform for complex network analysis and visualization";
-    license = stdenv.lib.licenses.lgpl21;
-    maintainers = [stdenv.lib.maintainers.mimame];
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.lgpl21;
+    maintainers = [lib.maintainers.mimame];
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/science/misc/fityk/default.nix b/pkgs/applications/science/misc/fityk/default.nix
index 18def1d24e2fd..3198b40711d15 100644
--- a/pkgs/applications/science/misc/fityk/default.nix
+++ b/pkgs/applications/science/misc/fityk/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, autoreconfHook, wxGTK30, boost, lua, zlib, bzip2
+{ lib, stdenv, fetchFromGitHub, autoreconfHook, wxGTK30, boost, lua, zlib, bzip2
 , xylib, readline, gnuplot, swig3 }:
 
 let
@@ -21,8 +21,8 @@ stdenv.mkDerivation {
 
   meta = {
     description = "Curve fitting and peak fitting software";
-    license = stdenv.lib.licenses.gpl2;
+    license = lib.licenses.gpl2;
     homepage = "http://fityk.nieto.pl/";
-    platforms = stdenv.lib.platforms.linux;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/science/misc/foldingathome/client.nix b/pkgs/applications/science/misc/foldingathome/client.nix
index bf7145113f518..cc3d5445b594d 100644
--- a/pkgs/applications/science/misc/foldingathome/client.nix
+++ b/pkgs/applications/science/misc/foldingathome/client.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , autoPatchelfHook
 , buildFHSUserEnv
 , dpkg
@@ -9,7 +9,7 @@
 , extraPkgs ? []
 }:
 let
-  majMin = stdenv.lib.versions.majorMinor version;
+  majMin = lib.versions.majorMinor version;
   version = "7.6.13";
 
   fahclient = stdenv.mkDerivation rec {
@@ -52,8 +52,8 @@ buildFHSUserEnv {
   meta = {
     description = "Folding@home client";
     homepage = "https://foldingathome.org/";
-    license = stdenv.lib.licenses.unfree;
-    maintainers = [ stdenv.lib.maintainers.zimbatm ];
+    license = lib.licenses.unfree;
+    maintainers = [ lib.maintainers.zimbatm ];
     platforms = [ "x86_64-linux" ];
   };
 }
diff --git a/pkgs/applications/science/misc/foldingathome/control.nix b/pkgs/applications/science/misc/foldingathome/control.nix
index 85be61f6686d0..832c631175918 100644
--- a/pkgs/applications/science/misc/foldingathome/control.nix
+++ b/pkgs/applications/science/misc/foldingathome/control.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , autoPatchelfHook
 , dpkg
 , fahviewer
@@ -7,7 +7,7 @@
 , python2
 }:
 let
-  majMin = stdenv.lib.versions.majorMinor version;
+  majMin = lib.versions.majorMinor version;
   version = "7.6.21";
 
   python = python2.withPackages
@@ -53,8 +53,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Folding@home control";
     homepage = "https://foldingathome.org/";
-    license = stdenv.lib.licenses.unfree;
-    maintainers = [ stdenv.lib.maintainers.zimbatm ];
+    license = lib.licenses.unfree;
+    maintainers = [ lib.maintainers.zimbatm ];
     platforms = [ "x86_64-linux" ];
   };
 }
diff --git a/pkgs/applications/science/misc/foldingathome/viewer.nix b/pkgs/applications/science/misc/foldingathome/viewer.nix
index a383de621f29b..52ca9c9e623ff 100644
--- a/pkgs/applications/science/misc/foldingathome/viewer.nix
+++ b/pkgs/applications/science/misc/foldingathome/viewer.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , autoPatchelfHook
 , dpkg
 , fetchurl
@@ -10,7 +10,7 @@
 , zlib
 }:
 let
-  majMin = stdenv.lib.versions.majorMinor version;
+  majMin = lib.versions.majorMinor version;
   version = "7.6.21";
 in
 stdenv.mkDerivation rec {
@@ -48,8 +48,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Folding@home viewer";
     homepage = "https://foldingathome.org/";
-    license = stdenv.lib.licenses.unfree;
-    maintainers = [ stdenv.lib.maintainers.zimbatm ];
+    license = lib.licenses.unfree;
+    maintainers = [ lib.maintainers.zimbatm ];
     platforms = [ "x86_64-linux" ];
   };
 }
diff --git a/pkgs/applications/science/misc/golly/beta.nix b/pkgs/applications/science/misc/golly/beta.nix
index 36de6a1d4c503..7741f7ba65bbf 100644
--- a/pkgs/applications/science/misc/golly/beta.nix
+++ b/pkgs/applications/science/misc/golly/beta.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchgit
+{lib, stdenv, fetchgit
 , wxGTK, perl, python2, zlib, libGLU, libGL, libX11
 , automake, autoconf
 }:
@@ -43,9 +43,9 @@ stdenv.mkDerivation rec {
   meta = {
     inherit version;
     description = "Cellular automata simulation program";
-    license = stdenv.lib.licenses.gpl2;
-    maintainers = [stdenv.lib.maintainers.raskin];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2;
+    maintainers = [lib.maintainers.raskin];
+    platforms = lib.platforms.linux;
     downloadPage = "https://sourceforge.net/projects/golly/files/golly";
   };
 }
diff --git a/pkgs/applications/science/misc/golly/default.nix b/pkgs/applications/science/misc/golly/default.nix
index 1478bb643181b..be61ec86b3245 100644
--- a/pkgs/applications/science/misc/golly/default.nix
+++ b/pkgs/applications/science/misc/golly/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, wxGTK, perl, python2, zlib, libGLU, libGL, libX11}:
+{lib, stdenv, fetchurl, wxGTK, perl, python2, zlib, libGLU, libGL, libX11}:
 stdenv.mkDerivation rec {
   pname = "golly";
   version = "3.3";
@@ -31,9 +31,9 @@ stdenv.mkDerivation rec {
   meta = {
     inherit version;
     description = "Cellular automata simulation program";
-    license = stdenv.lib.licenses.gpl2;
-    maintainers = [stdenv.lib.maintainers.raskin];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2;
+    maintainers = [lib.maintainers.raskin];
+    platforms = lib.platforms.linux;
     downloadPage = "https://sourceforge.net/projects/golly/files/golly";
   };
 }
diff --git a/pkgs/applications/science/misc/megam/default.nix b/pkgs/applications/science/misc/megam/default.nix
index 8bb64932f20ee..6c55027d3c6fc 100644
--- a/pkgs/applications/science/misc/megam/default.nix
+++ b/pkgs/applications/science/misc/megam/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, ocaml, makeWrapper, ncurses }:
+{ fetchurl, lib, stdenv, ocaml, makeWrapper, ncurses }:
 
 let version = "0.92"; in
 stdenv.mkDerivation {
@@ -11,7 +11,7 @@ stdenv.mkDerivation {
   };
 
   patches = [ ./ocaml-includes.patch ./ocaml-3.12.patch ];
-  
+
   buildInputs = [ ocaml ncurses ];
 
   nativeBuildInputs = [ makeWrapper ];
@@ -42,6 +42,6 @@ stdenv.mkDerivation {
     license = "non-commercial";
 
     maintainers = [ ];
-    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # arbitrary choice
+    platforms = lib.platforms.gnu ++ lib.platforms.linux;  # arbitrary choice
   };
 }
diff --git a/pkgs/applications/science/misc/openmodelica/default.nix b/pkgs/applications/science/misc/openmodelica/default.nix
index 8b027b52687eb..a18131993e51e 100644
--- a/pkgs/applications/science/misc/openmodelica/default.nix
+++ b/pkgs/applications/science/misc/openmodelica/default.nix
@@ -5,7 +5,7 @@ doxygen, boost, openscenegraph, gnome2, xorg, git, bash, gtk2, makeWrapper }:
 
 let
 
-  fakegit = import ./fakegit.nix {inherit stdenv fetchgit fetchsvn bash;} ;
+  fakegit = import ./fakegit.nix { inherit lib stdenv fetchgit fetchsvn bash; };
 
 in
 
@@ -38,7 +38,7 @@ stdenv.mkDerivation {
     for e in $(cd $out/bin && ls); do
       wrapProgram $out/bin/$e \
         --prefix PATH : "${gnumake}/bin" \
-        --prefix LIBRARY_PATH : "${stdenv.lib.makeLibraryPath [ lapack blas ]}"
+        --prefix LIBRARY_PATH : "${lib.makeLibraryPath [ lapack blas ]}"
     done
   '';
 
diff --git a/pkgs/applications/science/misc/openmodelica/fakegit.nix b/pkgs/applications/science/misc/openmodelica/fakegit.nix
index de69626cd3ee8..47cca7c749170 100644
--- a/pkgs/applications/science/misc/openmodelica/fakegit.nix
+++ b/pkgs/applications/science/misc/openmodelica/fakegit.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchgit, fetchsvn, bash } :
+{ lib, stdenv, fetchgit, fetchsvn, bash }:
 
 let
   mkscript = path : text : ''
@@ -11,9 +11,9 @@ let
     sed -i "s@%out@$out@g" ${path}
     chmod +x ${path}
   '';
-  
+
   hashname = r: let
-    rpl = stdenv.lib.replaceChars [":" "/"] ["_" "_"];
+    rpl = lib.replaceChars [":" "/"] ["_" "_"];
   in
     (rpl r.url) + "-" + (rpl r.rev);
 
@@ -24,7 +24,7 @@ stdenv.mkDerivation {
 
   buildCommand = ''
     mkdir -pv $out/repos
-    ${stdenv.lib.concatMapStrings
+    ${lib.concatMapStrings
        (r : ''
         cp -r ${fetchgit r} $out/repos/${hashname r}
        ''
@@ -55,7 +55,7 @@ stdenv.mkDerivation {
       chmod u+w -R $DEST
     ''}
 
-    ${stdenv.lib.concatMapStrings
+    ${lib.concatMapStrings
        (r : ''
         cp -r ${fetchsvn r} $out/repos/${hashname r}
        ''
diff --git a/pkgs/applications/science/misc/openmvg/default.nix b/pkgs/applications/science/misc/openmvg/default.nix
index 5db6092fa36d7..bf21983adcd40 100644
--- a/pkgs/applications/science/misc/openmvg/default.nix
+++ b/pkgs/applications/science/misc/openmvg/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, pkgconfig, cmake
+{ lib, stdenv, fetchFromGitHub, pkgconfig, cmake
 , libjpeg ? null
 , zlib ? null
 , libpng ? null
@@ -42,8 +42,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "A library for computer-vision scientists and targeted for the Multiple View Geometry community";
     homepage = "https://openmvg.readthedocs.io/en/latest/";
-    license = stdenv.lib.licenses.mpl20;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = with stdenv.lib.maintainers; [ mdaiter ];
+    license = lib.licenses.mpl20;
+    platforms = lib.platforms.linux;
+    maintainers = with lib.maintainers; [ mdaiter ];
   };
 }
diff --git a/pkgs/applications/science/misc/root/5.nix b/pkgs/applications/science/misc/root/5.nix
index d8e6ae06a24b1..144827413b5e4 100644
--- a/pkgs/applications/science/misc/root/5.nix
+++ b/pkgs/applications/science/misc/root/5.nix
@@ -13,8 +13,8 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ cmake pkg-config ];
   buildInputs = [ pcre python2 zlib libxml2 lz4 lzma gsl_1 xxHash ]
-    ++ stdenv.lib.optionals (!stdenv.isDarwin) [ libX11 libXpm libXft libXext libGLU libGL ]
-    ++ stdenv.lib.optionals (stdenv.isDarwin) [ Cocoa OpenGL ]
+    ++ lib.optionals (!stdenv.isDarwin) [ libX11 libXpm libXft libXext libGLU libGL ]
+    ++ lib.optionals (stdenv.isDarwin) [ Cocoa OpenGL ]
     ;
 
   patches = [
@@ -30,14 +30,14 @@ stdenv.mkDerivation rec {
 
   preConfigure = ''
     patchShebangs build/unix/
-    ln -s ${stdenv.lib.getDev stdenv.cc.libc}/include/AvailabilityMacros.h cint/cint/include/
+    ln -s ${lib.getDev stdenv.cc.libc}/include/AvailabilityMacros.h cint/cint/include/
   ''
   # Fix CINTSYSDIR for "build" version of rootcint
   # This is probably a bug that breaks out-of-source builds
   + ''
     substituteInPlace cint/cint/src/loadfile.cxx\
       --replace 'env = "cint";' 'env = "'`pwd`'/cint";'
-  '' + stdenv.lib.optionalString noSplash ''
+  '' + lib.optionalString noSplash ''
     substituteInPlace rootx/src/rootx.cxx --replace "gNoLogo = false" "gNoLogo = true"
   '';
 
@@ -75,7 +75,7 @@ stdenv.mkDerivation rec {
     "-Dxml=ON"
     "-Dxrootd=OFF"
   ]
-  ++ stdenv.lib.optional stdenv.isDarwin "-DOPENGL_INCLUDE_DIR=${OpenGL}/Library/Frameworks";
+  ++ lib.optional stdenv.isDarwin "-DOPENGL_INCLUDE_DIR=${OpenGL}/Library/Frameworks";
 
   setupHook = ./setup-hook.sh;
 
diff --git a/pkgs/applications/science/misc/root/default.nix b/pkgs/applications/science/misc/root/default.nix
index 8bfde114beb4f..425d3e1e4b9f5 100644
--- a/pkgs/applications/science/misc/root/default.nix
+++ b/pkgs/applications/science/misc/root/default.nix
@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
       --replace 'set(lcgpackages ' '#set(lcgpackages '
 
     patchShebangs build/unix/
-  '' + stdenv.lib.optionalString noSplash ''
+  '' + lib.optionalString noSplash ''
     substituteInPlace rootx/src/rootx.cxx --replace "gNoLogo = false" "gNoLogo = true"
   '';
 
@@ -70,8 +70,8 @@ stdenv.mkDerivation rec {
     "-Dxml=ON"
     "-Dxrootd=OFF"
   ]
-  ++ stdenv.lib.optional (stdenv.cc.libc != null) "-DC_INCLUDE_DIRS=${stdenv.lib.getDev stdenv.cc.libc}/include"
-  ++ stdenv.lib.optionals stdenv.isDarwin [
+  ++ lib.optional (stdenv.cc.libc != null) "-DC_INCLUDE_DIRS=${lib.getDev stdenv.cc.libc}/include"
+  ++ lib.optionals stdenv.isDarwin [
     "-DOPENGL_INCLUDE_DIR=${OpenGL}/Library/Frameworks"
     "-DCMAKE_DISABLE_FIND_PACKAGE_Python2=TRUE"
 
diff --git a/pkgs/applications/science/misc/simgrid/default.nix b/pkgs/applications/science/misc/simgrid/default.nix
index 7cc702f2d5388..771e79311c925 100644
--- a/pkgs/applications/science/misc/simgrid/default.nix
+++ b/pkgs/applications/science/misc/simgrid/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitLab, cmake, perl, python3, boost, valgrind
+{ lib, stdenv, fetchFromGitLab, cmake, perl, python3, boost, valgrind
 # Optional requirements
 # Lua 5.3 needed and not available now
 #, luaSupport ? false, lua5
@@ -10,7 +10,7 @@
 , moreTests ? false
 }:
 
-with stdenv.lib;
+with lib;
 
 let
   optionOnOff = option: if option then "on" else "off";
diff --git a/pkgs/applications/science/misc/tulip/default.nix b/pkgs/applications/science/misc/tulip/default.nix
index f29cd41169d44..62d638717f807 100644
--- a/pkgs/applications/science/misc/tulip/default.nix
+++ b/pkgs/applications/science/misc/tulip/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, libxml2, freetype, libGLU, libGL, glew, qt4
+{ fetchurl, lib, stdenv, libxml2, freetype, libGLU, libGL, glew, qt4
 , cmake, makeWrapper, libjpeg, python }:
 
 let version = "5.2.1"; in
@@ -31,9 +31,9 @@ stdenv.mkDerivation rec {
 
     homepage = "http://tulip.labri.fr/";
 
-    license = stdenv.lib.licenses.gpl3Plus;
+    license = lib.licenses.gpl3Plus;
 
     maintainers = [ ];
-    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # arbitrary choice
+    platforms = lib.platforms.gnu ++ lib.platforms.linux;  # arbitrary choice
   };
 }
diff --git a/pkgs/applications/science/misc/vite/default.nix b/pkgs/applications/science/misc/vite/default.nix
index 6f7735db82e08..ed9d185287567 100644
--- a/pkgs/applications/science/misc/vite/default.nix
+++ b/pkgs/applications/science/misc/vite/default.nix
@@ -1,4 +1,4 @@
-{ fetchsvn, stdenv, cmake, qt4, libGLU, libGL }:
+{ fetchsvn, lib, stdenv, cmake, qt4, libGLU, libGL }:
 
 # ViTE 1.1 has several bugs, so use the SVN version.
 let
@@ -38,8 +38,8 @@ stdenv.mkDerivation {
     '';
 
     homepage = "http://vite.gforge.inria.fr/";
-    license = stdenv.lib.licenses.cecill20;
-    maintainers = with stdenv.lib.maintainers; [ ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.cecill20;
+    maintainers = with lib.maintainers; [ ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/science/molecular-dynamics/gromacs/default.nix b/pkgs/applications/science/molecular-dynamics/gromacs/default.nix
index 6a243c1d91745..c40faddbbf946 100644
--- a/pkgs/applications/science/molecular-dynamics/gromacs/default.nix
+++ b/pkgs/applications/science/molecular-dynamics/gromacs/default.nix
@@ -33,7 +33,7 @@ in stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ cmake ];
   buildInputs = [ fftw perl hwloc ]
-  ++ (stdenv.lib.optionals mpiEnabled [ openmpi ]);
+  ++ (lib.optionals mpiEnabled [ openmpi ]);
 
   cmakeFlags = [
     "-DGMX_SIMD:STRING=${SIMD cpuAcceleration}"
diff --git a/pkgs/applications/science/molecular-dynamics/lammps/default.nix b/pkgs/applications/science/molecular-dynamics/lammps/default.nix
index 561bb119f12ee..123afef03e86a 100644
--- a/pkgs/applications/science/molecular-dynamics/lammps/default.nix
+++ b/pkgs/applications/science/molecular-dynamics/lammps/default.nix
@@ -28,11 +28,11 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [ fftw libpng blas lapack gzip ]
-    ++ (stdenv.lib.optionals withMPI [ mpi ]);
+    ++ (lib.optionals withMPI [ mpi ]);
 
   configurePhase = ''
     cd src
-    for pack in ${stdenv.lib.concatStringsSep " " packages}; do make "yes-$pack" SHELL=$SHELL; done
+    for pack in ${lib.concatStringsSep " " packages}; do make "yes-$pack" SHELL=$SHELL; done
   '';
 
   # Must do manual build due to LAMMPS requiring a seperate build for
diff --git a/pkgs/applications/science/physics/sacrifice/default.nix b/pkgs/applications/science/physics/sacrifice/default.nix
index 2c4757d92e490..34e4d989e959e 100644
--- a/pkgs/applications/science/physics/sacrifice/default.nix
+++ b/pkgs/applications/science/physics/sacrifice/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, boost, hepmc2, lhapdf, pythia, makeWrapper }:
+{ lib, stdenv, fetchurl, boost, hepmc2, lhapdf, pythia, makeWrapper }:
 
 stdenv.mkDerivation {
   pname = "sacrifice";
@@ -20,7 +20,7 @@ stdenv.mkDerivation {
   preConfigure = ''
     substituteInPlace configure --replace HAVE_LCG=yes HAVE_LCG=no
   ''
-  + stdenv.lib.optionalString stdenv.isDarwin ''
+  + lib.optionalString stdenv.isDarwin ''
     substituteInPlace configure --replace LIB_SUFFIX=\"so\" LIB_SUFFIX=\"dylib\"
   '';
 
@@ -40,9 +40,9 @@ stdenv.mkDerivation {
 
   meta = {
     description = "A standalone contribution to AGILe for steering Pythia 8";
-    license     = stdenv.lib.licenses.gpl2;
+    license     = lib.licenses.gpl2;
     homepage    = "https://agile.hepforge.org/trac/wiki/Sacrifice";
-    platforms   = stdenv.lib.platforms.unix;
-    maintainers = with stdenv.lib.maintainers; [ veprbl ];
+    platforms   = lib.platforms.unix;
+    maintainers = with lib.maintainers; [ veprbl ];
   };
 }
diff --git a/pkgs/applications/science/physics/xfitter/default.nix b/pkgs/applications/science/physics/xfitter/default.nix
index 0713825ccef04..d0a0585e69f18 100644
--- a/pkgs/applications/science/physics/xfitter/default.nix
+++ b/pkgs/applications/science/physics/xfitter/default.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
   #
   #   gfortran: error: unrecognized command line option '-stdlib=libc++'
   #
-    stdenv.lib.optionalString stdenv.isDarwin ''
+    lib.optionalString stdenv.isDarwin ''
       substituteInPlace src/Makefile.in \
         --replace "F77LD = \$(F77)" "F77LD = \$(CXXLD)" \
     '';
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
   buildInputs =
     [ apfel apfelgrid applgrid blas lhapdf lapack mela root5 qcdnum libtirpc ]
     # pdf2yaml requires fmemopen and open_memstream which are not readily available on Darwin
-    ++ stdenv.lib.optional (!stdenv.isDarwin) libyaml
+    ++ lib.optional (!stdenv.isDarwin) libyaml
     ;
   propagatedBuildInputs = [ lynx ];
 
diff --git a/pkgs/applications/science/programming/fdr/default.nix b/pkgs/applications/science/programming/fdr/default.nix
index 3ac8267d8aeaf..8beecf2def949 100644
--- a/pkgs/applications/science/programming/fdr/default.nix
+++ b/pkgs/applications/science/programming/fdr/default.nix
@@ -6,7 +6,7 @@ stdenv.mkDerivation {
     sha256 = "0n2yqichym5xdawlgk3r7yha88k7ycnx6585jfrcm7043sls1i88";
   };
 
-  libPath = stdenv.lib.makeLibraryPath [
+  libPath = lib.makeLibraryPath [
     stdenv.cc.cc
     python27Packages.python
     qtbase
diff --git a/pkgs/applications/science/programming/plm/default.nix b/pkgs/applications/science/programming/plm/default.nix
index 852502e73b0f5..dd61c3668cc63 100644
--- a/pkgs/applications/science/programming/plm/default.nix
+++ b/pkgs/applications/science/programming/plm/default.nix
@@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
     description = "Free cross-platform programming exerciser";
     license = licenses.gpl3;
     maintainers = [ ];
-    platforms = stdenv.lib.platforms.all;
+    platforms = lib.platforms.all;
     broken = true;
   };
 }
diff --git a/pkgs/applications/science/robotics/yarp/default.nix b/pkgs/applications/science/robotics/yarp/default.nix
index aa0062f8f3ac9..3b33096dc683f 100644
--- a/pkgs/applications/science/robotics/yarp/default.nix
+++ b/pkgs/applications/science/robotics/yarp/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, cmake, ace
+{ lib, stdenv, fetchFromGitHub, cmake, ace
 }:
 
 stdenv.mkDerivation rec {
@@ -28,9 +28,9 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Yet Another Robot Platform";
     homepage = "http://yarp.it";
-    license = stdenv.lib.licenses.lgpl21;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.nico202 ];
+    license = lib.licenses.lgpl21;
+    platforms = lib.platforms.linux;
+    maintainers = [ lib.maintainers.nico202 ];
   };
 }
 
diff --git a/pkgs/applications/search/doodle/default.nix b/pkgs/applications/search/doodle/default.nix
index 9bf00801600ff..83dbb6511442b 100644
--- a/pkgs/applications/search/doodle/default.nix
+++ b/pkgs/applications/search/doodle/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, libextractor, gettext }:
+{ lib, stdenv, fetchurl, libextractor, gettext }:
 
 stdenv.mkDerivation rec {
   name = "doodle-0.7.1";
@@ -13,8 +13,8 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://grothoff.org/christian/doodle/";
     description = "Tool to quickly index and search documents on a computer";
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = with stdenv.lib.maintainers; [viric];
-    platforms = with stdenv.lib.platforms; linux;
+    license = lib.licenses.gpl2Plus;
+    maintainers = with lib.maintainers; [viric];
+    platforms = with lib.platforms; linux;
   };
 }
diff --git a/pkgs/applications/search/recoll/default.nix b/pkgs/applications/search/recoll/default.nix
index 6d6f58fb5e208..99e323d16daf0 100644
--- a/pkgs/applications/search/recoll/default.nix
+++ b/pkgs/applications/search/recoll/default.nix
@@ -85,7 +85,7 @@ mkDerivation rec {
         substituteInPlace $f --replace /usr/bin/perl   ${lib.getBin perl}/bin/perl
       fi
     done
-  '' + stdenv.lib.optionalString stdenv.isLinux ''
+  '' + lib.optionalString stdenv.isLinux ''
     substituteInPlace  $f --replace '"lyx"' '"${lib.getBin lyx}/bin/lyx"'
   '';
 
diff --git a/pkgs/applications/terminal-emulators/cool-retro-term/default.nix b/pkgs/applications/terminal-emulators/cool-retro-term/default.nix
index 739ad07adbf3a..97812decbf31b 100644
--- a/pkgs/applications/terminal-emulators/cool-retro-term/default.nix
+++ b/pkgs/applications/terminal-emulators/cool-retro-term/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, mkDerivation, qtbase, qtquick1, qmltermwidget
+{ lib, stdenv, fetchFromGitHub, mkDerivation, qtbase, qtquick1, qmltermwidget
 , qtquickcontrols, qtgraphicaleffects, qmake }:
 
 mkDerivation rec {
@@ -25,7 +25,7 @@ mkDerivation rec {
     mv $out/usr/share $out/share
     mv $out/usr/bin $out/bin
     rmdir $out/usr
-  '' + stdenv.lib.optionalString stdenv.isDarwin ''
+  '' + lib.optionalString stdenv.isDarwin ''
     ln -s $out/bin/cool-retro-term.app/Contents/MacOS/cool-retro-term $out/bin/cool-retro-term
   '';
 
@@ -39,8 +39,8 @@ mkDerivation rec {
       eye-candy, customizable, and reasonably lightweight.
     '';
     homepage = "https://github.com/Swordfish90/cool-retro-term";
-    license = stdenv.lib.licenses.gpl3Plus;
-    platforms = with stdenv.lib.platforms; linux ++ darwin;
-    maintainers = with stdenv.lib.maintainers; [ skeidel ];
+    license = lib.licenses.gpl3Plus;
+    platforms = with lib.platforms; linux ++ darwin;
+    maintainers = with lib.maintainers; [ skeidel ];
   };
 }
diff --git a/pkgs/applications/terminal-emulators/germinal/default.nix b/pkgs/applications/terminal-emulators/germinal/default.nix
index 12d82290b1a6d..1bbe87853f758 100644
--- a/pkgs/applications/terminal-emulators/germinal/default.nix
+++ b/pkgs/applications/terminal-emulators/germinal/default.nix
@@ -40,7 +40,7 @@ stdenv.mkDerivation rec {
   fixupPhase = ''
     runHook preFixup
     wrapProgram $out/bin/germinal \
-     --prefix PATH ":" "${stdenv.lib.makeBinPath [ tmux ]}" \
+     --prefix PATH ":" "${lib.makeBinPath [ tmux ]}" \
       "''${gappsWrapperArgs[@]}"
     runHook postFixup
   '';
diff --git a/pkgs/applications/terminal-emulators/guake/default.nix b/pkgs/applications/terminal-emulators/guake/default.nix
index bdb3e65ed98aa..f90be38ebd17e 100644
--- a/pkgs/applications/terminal-emulators/guake/default.nix
+++ b/pkgs/applications/terminal-emulators/guake/default.nix
@@ -63,7 +63,7 @@ python3.pkgs.buildPythonApplication rec {
   ];
 
   preFixup = ''
-    gappsWrapperArgs+=(--prefix LD_LIBRARY_PATH : "${stdenv.lib.makeLibraryPath [ libutempter ]}")
+    gappsWrapperArgs+=(--prefix LD_LIBRARY_PATH : "${lib.makeLibraryPath [ libutempter ]}")
   '';
 
   meta = with lib; {
diff --git a/pkgs/applications/terminal-emulators/hyper/default.nix b/pkgs/applications/terminal-emulators/hyper/default.nix
index e5ea0a67f93ae..092d4a0e09e0d 100644
--- a/pkgs/applications/terminal-emulators/hyper/default.nix
+++ b/pkgs/applications/terminal-emulators/hyper/default.nix
@@ -4,7 +4,7 @@
 , libxcb, nss, nspr, alsaLib, cups, expat, udev, libpulseaudio }:
 
 let
-  libPath = stdenv.lib.makeLibraryPath [
+  libPath = lib.makeLibraryPath [
     stdenv.cc.cc gtk2 gnome2.GConf atk glib pango gdk-pixbuf cairo freetype fontconfig dbus
     libXi libXcursor libXdamage libXrandr libXcomposite libXext libXfixes libxcb
     libXrender libX11 libXtst libXScrnSaver nss nspr alsaLib cups expat udev libpulseaudio
diff --git a/pkgs/applications/terminal-emulators/kitty/default.nix b/pkgs/applications/terminal-emulators/kitty/default.nix
index b7541f2528d65..fbafa1c6bc92f 100644
--- a/pkgs/applications/terminal-emulators/kitty/default.nix
+++ b/pkgs/applications/terminal-emulators/kitty/default.nix
@@ -35,7 +35,7 @@ buildPythonApplication rec {
     harfbuzz
     ncurses
     lcms2
-  ] ++ stdenv.lib.optionals stdenv.isDarwin [
+  ] ++ lib.optionals stdenv.isDarwin [
     Cocoa
     CoreGraphics
     Foundation
@@ -45,7 +45,7 @@ buildPythonApplication rec {
     libpng
     python3
     zlib
-  ] ++ stdenv.lib.optionals stdenv.isLinux [
+  ] ++ lib.optionals stdenv.isLinux [
     fontconfig libunistring libcanberra libX11
     libXrandr libXinerama libXcursor libxkbcommon libXi libXext
     wayland-protocols wayland dbus
@@ -54,12 +54,12 @@ buildPythonApplication rec {
   nativeBuildInputs = [
     pkgconfig sphinx ncurses
     installShellFiles
-  ] ++ stdenv.lib.optionals stdenv.isDarwin [
+  ] ++ lib.optionals stdenv.isDarwin [
     imagemagick
     libicns  # For the png2icns tool.
   ];
 
-  propagatedBuildInputs = stdenv.lib.optional stdenv.isLinux libGL;
+  propagatedBuildInputs = lib.optional stdenv.isLinux libGL;
 
   outputs = [ "out" "terminfo" ];
 
@@ -68,7 +68,7 @@ buildPythonApplication rec {
   ];
 
   # Causes build failure due to warning
-  hardeningDisable = stdenv.lib.optional stdenv.cc.isClang "strictoverflow";
+  hardeningDisable = lib.optional stdenv.cc.isClang "strictoverflow";
 
   dontConfigure = true;
 
@@ -80,7 +80,7 @@ buildPythonApplication rec {
   '' else ''
     ${python.interpreter} setup.py linux-package \
     --update-check-interval=0 \
-    --egl-library='${stdenv.lib.getLib libGL}/lib/libEGL.so.1' \
+    --egl-library='${lib.getLib libGL}/lib/libEGL.so.1' \
     --startup-notification-library='${libstartup_notification}/lib/libstartup-notification-1.so' \
     --canberra-library='${libcanberra}/lib/libcanberra.so'
   '';
@@ -110,7 +110,7 @@ buildPythonApplication rec {
     '' else ''
     cp -r linux-package/{bin,share,lib} $out
     ''}
-    wrapProgram "$out/bin/kitty" --prefix PATH : "$out/bin:${stdenv.lib.makeBinPath [ imagemagick xsel ncurses.dev ]}"
+    wrapProgram "$out/bin/kitty" --prefix PATH : "$out/bin:${lib.makeBinPath [ imagemagick xsel ncurses.dev ]}"
     runHook postInstall
 
     installShellCompletion --cmd kitty \
diff --git a/pkgs/applications/terminal-emulators/lilyterm/default.nix b/pkgs/applications/terminal-emulators/lilyterm/default.nix
index 96029259f15f2..9822b180b232b 100644
--- a/pkgs/applications/terminal-emulators/lilyterm/default.nix
+++ b/pkgs/applications/terminal-emulators/lilyterm/default.nix
@@ -29,7 +29,7 @@ let
       };
 
 in
-with stdenv.lib;
+with lib;
 stdenv.mkDerivation rec {
   inherit pname;
 
diff --git a/pkgs/applications/terminal-emulators/lxterminal/default.nix b/pkgs/applications/terminal-emulators/lxterminal/default.nix
index 8c002bd14b086..0b992cd26895c 100644
--- a/pkgs/applications/terminal-emulators/lxterminal/default.nix
+++ b/pkgs/applications/terminal-emulators/lxterminal/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, automake, autoconf, intltool, pkgconfig, gtk3, vte, wrapGAppsHook
+{ lib, stdenv, fetchurl, automake, autoconf, intltool, pkgconfig, gtk3, vte, wrapGAppsHook
 , libxslt, docbook_xml_dtd_412, docbook_xsl, libxml2, findXMLCatalogs
 }:
 
@@ -43,8 +43,8 @@ stdenv.mkDerivation {
       unnecessary dependencies.
     '';
     homepage = "https://wiki.lxde.org/en/LXTerminal";
-    license = stdenv.lib.licenses.gpl2;
-    maintainers = [ stdenv.lib.maintainers.velovix ];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2;
+    maintainers = [ lib.maintainers.velovix ];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/terminal-emulators/rxvt-unicode/default.nix b/pkgs/applications/terminal-emulators/rxvt-unicode/default.nix
index 6512f402ffbd8..fe1ddf57679e5 100644
--- a/pkgs/applications/terminal-emulators/rxvt-unicode/default.nix
+++ b/pkgs/applications/terminal-emulators/rxvt-unicode/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, makeDesktopItem
+{ lib, stdenv, fetchurl, makeDesktopItem
 , libX11, libXt, libXft, libXrender
 , ncurses, fontconfig, freetype
 , pkgconfig, gdk-pixbuf, perl
@@ -23,7 +23,7 @@ let
   };
 in
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation {
   name = "${pname}-unwrapped-${version}";
@@ -64,7 +64,7 @@ stdenv.mkDerivation {
       mkdir -p $terminfo/share/terminfo
       export TERMINFO=$terminfo/share/terminfo
     ''
-    + stdenv.lib.optionalString perlSupport ''
+    + lib.optionalString perlSupport ''
       # make urxvt find its perl file lib/perl5/site_perl
       # is added to PERL5LIB automatically
       mkdir -p $out/$(dirname ${perl.libPrefix})
diff --git a/pkgs/applications/terminal-emulators/st/default.nix b/pkgs/applications/terminal-emulators/st/default.nix
index a91229f2921e3..77ec7c7bee77e 100644
--- a/pkgs/applications/terminal-emulators/st/default.nix
+++ b/pkgs/applications/terminal-emulators/st/default.nix
@@ -1,7 +1,7 @@
-{ stdenv, fetchurl, pkgconfig, writeText, libX11, ncurses
+{ lib, stdenv, fetchurl, pkgconfig, writeText, libX11, ncurses
 , libXft, conf ? null, patches ? [], extraLibs ? []}:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   pname = "st";
diff --git a/pkgs/applications/terminal-emulators/st/xst.nix b/pkgs/applications/terminal-emulators/st/xst.nix
index 3e29abee5d65d..c183bc391dee1 100644
--- a/pkgs/applications/terminal-emulators/st/xst.nix
+++ b/pkgs/applications/terminal-emulators/st/xst.nix
@@ -1,6 +1,6 @@
-{ stdenv, fetchFromGitHub, pkgconfig, libX11, ncurses, libXext, libXft, fontconfig }:
+{ lib, stdenv, fetchFromGitHub, pkgconfig, libX11, ncurses, libXext, libXft, fontconfig }:
 
-with stdenv.lib;
+with lib;
 
 let
   version = "0.7.2";
diff --git a/pkgs/applications/terminal-emulators/terminus/default.nix b/pkgs/applications/terminal-emulators/terminus/default.nix
index 4c38e530247e8..67c660275f552 100644
--- a/pkgs/applications/terminal-emulators/terminus/default.nix
+++ b/pkgs/applications/terminal-emulators/terminus/default.nix
@@ -5,7 +5,7 @@
 , nss, nspr, alsaLib, cups, expat, systemd, libpulseaudio }:
 
 let
-  libPath = stdenv.lib.makeLibraryPath [
+  libPath = lib.makeLibraryPath [
     stdenv.cc.cc gtk2 atk glib pango gdk-pixbuf cairo freetype fontconfig dbus
     libXi libXcursor libXdamage libXrandr libXcomposite libXext libXfixes libxcb
     libXrender libX11 libXtst libXScrnSaver gnome2.GConf nss nspr alsaLib cups expat systemd libpulseaudio
diff --git a/pkgs/applications/terminal-emulators/termite/default.nix b/pkgs/applications/terminal-emulators/termite/default.nix
index 20d1ad675a871..67724d8ec0f1d 100644
--- a/pkgs/applications/terminal-emulators/termite/default.nix
+++ b/pkgs/applications/terminal-emulators/termite/default.nix
@@ -47,7 +47,7 @@ in stdenv.mkDerivation rec {
       url = "https://github.com/thestinger/termite/commit/7e9a93b421b9596f8980645a46ac2ad5468dac06.patch";
       sha256 = "0vph2m5919f7w1xnc8i6z0j44clsm1chxkfg7l71nahxyfw5yh4j";
     })
-  ] ++ stdenv.lib.optional stdenv.isDarwin ./remove_ldflags_macos.patch;
+  ] ++ lib.optional stdenv.isDarwin ./remove_ldflags_macos.patch;
 
   makeFlags = [ "VERSION=v${version}" "PREFIX=" "DESTDIR=$(out)" ];
 
diff --git a/pkgs/applications/terminal-emulators/wezterm/default.nix b/pkgs/applications/terminal-emulators/wezterm/default.nix
index a30afa1ce68ab..8fce22089e971 100644
--- a/pkgs/applications/terminal-emulators/wezterm/default.nix
+++ b/pkgs/applications/terminal-emulators/wezterm/default.nix
@@ -34,7 +34,7 @@ let
     zlib
     fontconfig
     freetype
-  ] ++ stdenv.lib.optionals (stdenv.isLinux) [
+  ] ++ lib.optionals (stdenv.isLinux) [
     libX11
     xcbutil
     libxcb
@@ -47,7 +47,7 @@ let
     wayland
     libGLU
     libGL
-  ] ++ stdenv.lib.optionals (stdenv.isDarwin) [
+  ] ++ lib.optionals (stdenv.isDarwin) [
     Foundation
     CoreGraphics
     Cocoa
@@ -78,12 +78,12 @@ rustPlatform.buildRustPackage {
   buildInputs = runtimeDeps;
 
   installPhase = ''
-  '' + stdenv.lib.optionalString stdenv.isLinux ''
+  '' + lib.optionalString stdenv.isLinux ''
     for artifact in wezterm wezterm-gui wezterm-mux-server strip-ansi-escapes; do
       patchelf --set-rpath "${lib.makeLibraryPath runtimeDeps}" $releaseDir/$artifact
       install -D $releaseDir/$artifact -t $out/bin
     done
-  '' + stdenv.lib.optionalString stdenv.isDarwin ''
+  '' + lib.optionalString stdenv.isDarwin ''
   mkdir -p "$out/Applications"
   OUT_APP="$out/Applications/WezTerm.app"
   cp -r assets/macos/WezTerm.app "$OUT_APP"
diff --git a/pkgs/applications/terminal-emulators/xterm/default.nix b/pkgs/applications/terminal-emulators/xterm/default.nix
index d06a66edf1af3..a8bc41dfa6cde 100644
--- a/pkgs/applications/terminal-emulators/xterm/default.nix
+++ b/pkgs/applications/terminal-emulators/xterm/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, fetchpatch, xorg, ncurses, freetype, fontconfig, pkgconfig
+{ lib, stdenv, fetchurl, fetchpatch, xorg, ncurses, freetype, fontconfig, pkgconfig
 , makeWrapper, nixosTests, writeScript, common-updater-scripts, git, nixfmt, nix
 , gnused, coreutils, enableDecLocator ? true }:
 
@@ -32,7 +32,7 @@ stdenv.mkDerivation rec {
   ];
 
   patches = [ ./sixel-256.support.patch ]
-    ++ stdenv.lib.optional stdenv.hostPlatform.isMusl (fetchpatch {
+    ++ lib.optional stdenv.hostPlatform.isMusl (fetchpatch {
       name = "posix-ptys.patch";
       url =
         "https://git.alpinelinux.org/aports/plain/community/xterm/posix-ptys.patch?id=3aa532e77875fa1db18c7fcb938b16647031bcc1";
@@ -51,7 +51,7 @@ stdenv.mkDerivation rec {
     "--enable-mini-luit"
     "--with-tty-group=tty"
     "--with-app-defaults=$(out)/lib/X11/app-defaults"
-  ] ++ stdenv.lib.optional enableDecLocator "--enable-dec-locator";
+  ] ++ lib.optional enableDecLocator "--enable-dec-locator";
 
   # Work around broken "plink.sh".
   NIX_LDFLAGS = "-lXmu -lXt -lICE -lX11 -lfontconfig";
@@ -79,14 +79,14 @@ stdenv.mkDerivation rec {
 
     updateScript = let
       # Tags that end in letters are unstable
-      suffixes = stdenv.lib.concatStringsSep " "
+      suffixes = lib.concatStringsSep " "
         (map (c: "-c versionsort.suffix='${c}'")
-          (stdenv.lib.stringToCharacters "abcdefghijklmnopqrstuvwxyz"));
+          (lib.stringToCharacters "abcdefghijklmnopqrstuvwxyz"));
     in writeScript "update.sh" ''
       #!${stdenv.shell}
       set -o errexit
       PATH=${
-        stdenv.lib.makeBinPath [
+        lib.makeBinPath [
           common-updater-scripts
           git
           nixfmt
@@ -112,8 +112,8 @@ stdenv.mkDerivation rec {
 
   meta = {
     homepage = "https://invisible-island.net/xterm";
-    license = with stdenv.lib.licenses; [ mit ];
-    maintainers = with stdenv.lib.maintainers; [ nequissimus vrthra ];
-    platforms = with stdenv.lib.platforms; linux ++ darwin;
+    license = with lib.licenses; [ mit ];
+    maintainers = with lib.maintainers; [ nequissimus vrthra ];
+    platforms = with lib.platforms; linux ++ darwin;
   };
 }
diff --git a/pkgs/applications/terminal-emulators/xtermcontrol/default.nix b/pkgs/applications/terminal-emulators/xtermcontrol/default.nix
index f7c0edf22420f..821d922c6d985 100644
--- a/pkgs/applications/terminal-emulators/xtermcontrol/default.nix
+++ b/pkgs/applications/terminal-emulators/xtermcontrol/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl }:
+{ lib, stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
   version = "3.7";
@@ -18,8 +18,8 @@ stdenv.mkDerivation rec {
       To complete the feature set; xtermcontrol lets advanced users issue any xterm control sequence of their choosing.
     '';
     homepage = "http://thrysoee.dk/xtermcontrol";
-    license = stdenv.lib.licenses.gpl2;
-    platforms = stdenv.lib.platforms.unix;
-    maintainers = [ stdenv.lib.maintainers.derchris ];
+    license = lib.licenses.gpl2;
+    platforms = lib.platforms.unix;
+    maintainers = [ lib.maintainers.derchris ];
   };
 }
diff --git a/pkgs/applications/terminal-emulators/yaft/default.nix b/pkgs/applications/terminal-emulators/yaft/default.nix
index e66f397a38307..5471ee45e0a3c 100644
--- a/pkgs/applications/terminal-emulators/yaft/default.nix
+++ b/pkgs/applications/terminal-emulators/yaft/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, ncurses }:
+{ lib, stdenv, fetchFromGitHub, ncurses }:
 
 stdenv.mkDerivation rec {
   version = "0.2.9";
@@ -18,8 +18,8 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://github.com/uobikiemukot/yaft";
     description = "Yet another framebuffer terminal";
-    license = stdenv.lib.licenses.mit;
-    maintainers = [ stdenv.lib.maintainers.matthiasbeyer ];
-    platforms = with stdenv.lib.platforms; linux;
+    license = lib.licenses.mit;
+    maintainers = [ lib.maintainers.matthiasbeyer ];
+    platforms = with lib.platforms; linux;
   };
 }
diff --git a/pkgs/applications/version-management/bitkeeper/default.nix b/pkgs/applications/version-management/bitkeeper/default.nix
index 78f62ebcf25cf..875f9dfa4855f 100644
--- a/pkgs/applications/version-management/bitkeeper/default.nix
+++ b/pkgs/applications/version-management/bitkeeper/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, perl, gperf, bison, groff
+{ lib, stdenv, fetchurl, perl, gperf, bison, groff
 , pkgconfig, libXft, pcre
 , libtomcrypt, libtommath, lz4 }:
 
@@ -48,9 +48,9 @@ stdenv.mkDerivation rec {
       scales up to very large projects and down to tiny ones.
     '';
     homepage    = "https://www.bitkeeper.org/";
-    license     = stdenv.lib.licenses.asl20;
-    platforms   = stdenv.lib.platforms.linux;
-    maintainers = with stdenv.lib.maintainers; [ wscott thoughtpolice ];
+    license     = lib.licenses.asl20;
+    platforms   = lib.platforms.linux;
+    maintainers = with lib.maintainers; [ wscott thoughtpolice ];
     broken      = true; # seems to fail on recent glibc versions
   };
 }
diff --git a/pkgs/applications/version-management/commitizen/node-composition.nix b/pkgs/applications/version-management/commitizen/node-composition.nix
index 17879f381d57e..0769168a78fa3 100644
--- a/pkgs/applications/version-management/commitizen/node-composition.nix
+++ b/pkgs/applications/version-management/commitizen/node-composition.nix
@@ -6,7 +6,7 @@
 
 let
   nodeEnv = import ./node-env.nix {
-    inherit (pkgs) stdenv python2 util-linux runCommand writeTextFile;
+    inherit (pkgs) lib stdenv python2 util-linux runCommand writeTextFile;
     inherit nodejs;
     libtool = if pkgs.stdenv.isDarwin then pkgs.darwin.cctools else null;
   };
@@ -14,4 +14,4 @@ in
 import ./node-packages.nix {
   inherit (pkgs) fetchurl fetchgit;
   inherit nodeEnv;
-}
\ No newline at end of file
+}
diff --git a/pkgs/applications/version-management/commitizen/node-env.nix b/pkgs/applications/version-management/commitizen/node-env.nix
index 04e3ee097fae8..262df27e464fe 100644
--- a/pkgs/applications/version-management/commitizen/node-env.nix
+++ b/pkgs/applications/version-management/commitizen/node-env.nix
@@ -1,6 +1,6 @@
 # This file originates from node2nix
 
-{stdenv, nodejs, python2, util-linux, libtool, runCommand, writeTextFile}:
+{lib, stdenv, nodejs, python2, util-linux, libtool, runCommand, writeTextFile}:
 
 let
   python = if nodejs ? python then nodejs.python else python2;
@@ -38,8 +38,8 @@ let
     };
 
   includeDependencies = {dependencies}:
-    stdenv.lib.optionalString (dependencies != [])
-      (stdenv.lib.concatMapStrings (dependency:
+    lib.optionalString (dependencies != [])
+      (lib.concatMapStrings (dependency:
         ''
           # Bundle the dependencies of the package
           mkdir -p node_modules
@@ -100,7 +100,7 @@ let
       cd "$DIR/${packageName}"
       ${includeDependencies { inherit dependencies; }}
       cd ..
-      ${stdenv.lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."}
+      ${lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."}
     '';
 
   pinpointDependencies = {dependencies, production}:
@@ -161,12 +161,12 @@ let
     ''
       node ${pinpointDependenciesFromPackageJSON} ${if production then "production" else "development"}
 
-      ${stdenv.lib.optionalString (dependencies != [])
+      ${lib.optionalString (dependencies != [])
         ''
           if [ -d node_modules ]
           then
               cd node_modules
-              ${stdenv.lib.concatMapStrings (dependency: pinpointDependenciesOfPackage dependency) dependencies}
+              ${lib.concatMapStrings (dependency: pinpointDependenciesOfPackage dependency) dependencies}
               cd ..
           fi
         ''}
@@ -183,7 +183,7 @@ let
           cd "${packageName}"
           ${pinpointDependencies { inherit dependencies production; }}
           cd ..
-          ${stdenv.lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."}
+          ${lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."}
       fi
     '';
 
@@ -344,8 +344,8 @@ let
         cd "${packageName}"
         runHook preRebuild
 
-        ${stdenv.lib.optionalString bypassCache ''
-          ${stdenv.lib.optionalString reconstructLock ''
+        ${lib.optionalString bypassCache ''
+          ${lib.optionalString reconstructLock ''
             if [ -f package-lock.json ]
             then
                 echo "WARNING: Reconstruct lock option enabled, but a lock file already exists!"
@@ -361,14 +361,14 @@ let
           node ${addIntegrityFieldsScript}
         ''}
 
-        npm ${forceOfflineFlag} --nodedir=${nodeSources} ${npmFlags} ${stdenv.lib.optionalString production "--production"} rebuild
+        npm ${forceOfflineFlag} --nodedir=${nodeSources} ${npmFlags} ${lib.optionalString production "--production"} rebuild
 
         if [ "''${dontNpmInstall-}" != "1" ]
         then
             # NPM tries to download packages even when they already exist if npm-shrinkwrap is used.
             rm -f npm-shrinkwrap.json
 
-            npm ${forceOfflineFlag} --nodedir=${nodeSources} ${npmFlags} ${stdenv.lib.optionalString production "--production"} install
+            npm ${forceOfflineFlag} --nodedir=${nodeSources} ${npmFlags} ${lib.optionalString production "--production"} install
         fi
     '';
 
@@ -396,8 +396,8 @@ let
     stdenv.mkDerivation ({
       name = "node_${name}-${version}";
       buildInputs = [ tarWrapper python nodejs ]
-        ++ stdenv.lib.optional (stdenv.isLinux) util-linux
-        ++ stdenv.lib.optional (stdenv.isDarwin) libtool
+        ++ lib.optional (stdenv.isLinux) util-linux
+        ++ lib.optional (stdenv.isDarwin) libtool
         ++ buildInputs;
 
       inherit nodejs;
@@ -470,8 +470,8 @@ let
         name = "node-dependencies-${name}-${version}";
 
         buildInputs = [ tarWrapper python nodejs ]
-          ++ stdenv.lib.optional (stdenv.isLinux) util-linux
-          ++ stdenv.lib.optional (stdenv.isDarwin) libtool
+          ++ lib.optional (stdenv.isLinux) util-linux
+          ++ lib.optional (stdenv.isDarwin) libtool
           ++ buildInputs;
 
         inherit dontStrip; # Stripping may fail a build for some package deployments
@@ -491,7 +491,7 @@ let
           # Create fake package.json to make the npm commands work properly
           cp ${src}/package.json .
           chmod 644 package.json
-          ${stdenv.lib.optionalString bypassCache ''
+          ${lib.optionalString bypassCache ''
             if [ -f ${src}/package-lock.json ]
             then
                 cp ${src}/package-lock.json .
@@ -500,13 +500,13 @@ let
 
           # Go to the parent folder to make sure that all packages are pinpointed
           cd ..
-          ${stdenv.lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."}
+          ${lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."}
 
           ${prepareAndInvokeNPM { inherit packageName bypassCache reconstructLock npmFlags production; }}
 
           # Expose the executables that were installed
           cd ..
-          ${stdenv.lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."}
+          ${lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."}
 
           mv ${packageName} lib
           ln -s $out/lib/node_modules/.bin $out/bin
@@ -516,7 +516,7 @@ let
     stdenv.mkDerivation {
       name = "node-shell-${name}-${version}";
 
-      buildInputs = [ python nodejs ] ++ stdenv.lib.optional (stdenv.isLinux) util-linux ++ buildInputs;
+      buildInputs = [ python nodejs ] ++ lib.optional (stdenv.isLinux) util-linux ++ buildInputs;
       buildCommand = ''
         mkdir -p $out/bin
         cat > $out/bin/shell <<EOF
@@ -529,14 +529,14 @@ let
 
       # Provide the dependencies in a development shell through the NODE_PATH environment variable
       inherit nodeDependencies;
-      shellHook = stdenv.lib.optionalString (dependencies != []) ''
+      shellHook = lib.optionalString (dependencies != []) ''
         export NODE_PATH=${nodeDependencies}/lib/node_modules
         export PATH="${nodeDependencies}/bin:$PATH"
       '';
     };
 in
 {
-  buildNodeSourceDist = stdenv.lib.makeOverridable buildNodeSourceDist;
-  buildNodePackage = stdenv.lib.makeOverridable buildNodePackage;
-  buildNodeShell = stdenv.lib.makeOverridable buildNodeShell;
+  buildNodeSourceDist = lib.makeOverridable buildNodeSourceDist;
+  buildNodePackage = lib.makeOverridable buildNodePackage;
+  buildNodeShell = lib.makeOverridable buildNodeShell;
 }
diff --git a/pkgs/applications/version-management/cvsps/default.nix b/pkgs/applications/version-management/cvsps/default.nix
index 133d8d7cbb4e6..f87e3f7cdafd6 100644
--- a/pkgs/applications/version-management/cvsps/default.nix
+++ b/pkgs/applications/version-management/cvsps/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, fetchpatch, cvs, zlib }:
+{ lib, stdenv, fetchurl, fetchpatch, cvs, zlib }:
 
 stdenv.mkDerivation rec {
   pname = "cvsps";
@@ -55,7 +55,7 @@ stdenv.mkDerivation rec {
       same time (using a single "cvs commit" command).
     '';
     homepage = "http://www.cobite.com/cvsps/";
-    license = stdenv.lib.licenses.gpl2;
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.gpl2;
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/version-management/cvsq/default.nix b/pkgs/applications/version-management/cvsq/default.nix
index a39c9ede5243f..dfffdb0823844 100644
--- a/pkgs/applications/version-management/cvsq/default.nix
+++ b/pkgs/applications/version-management/cvsq/default.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , fetchurl
 , makeWrapper
 , cvs
@@ -28,15 +28,15 @@ stdenv.mkDerivation rec {
   postInstall = ''
     substituteInPlace $out/bin/cvsq --replace "/bin/sh" "${stdenv.shell}"
     substituteInPlace $out/bin/lcvs --replace "/bin/sh" "${stdenv.shell}"
-    wrapProgram $out/bin/cvsq --prefix PATH : ${stdenv.lib.makeBinPath
+    wrapProgram $out/bin/cvsq --prefix PATH : ${lib.makeBinPath
       [ cvs nettools findutils rsync coreutils diffutils ]}
-    wrapProgram $out/bin/cvsq-branch --prefix PATH : ${stdenv.lib.makeBinPath
+    wrapProgram $out/bin/cvsq-branch --prefix PATH : ${lib.makeBinPath
       [ cvs nettools findutils rsync coreutils diffutils ]}
-    wrapProgram $out/bin/cvsq-merge --prefix PATH : ${stdenv.lib.makeBinPath
+    wrapProgram $out/bin/cvsq-merge --prefix PATH : ${lib.makeBinPath
       [ cvs nettools findutils rsync coreutils diffutils ]}
-    wrapProgram $out/bin/cvsq-switch --prefix PATH : ${stdenv.lib.makeBinPath
+    wrapProgram $out/bin/cvsq-switch --prefix PATH : ${lib.makeBinPath
       [ cvs nettools findutils rsync coreutils diffutils ]}
-    wrapProgram $out/bin/lcvs --prefix PATH : ${stdenv.lib.makeBinPath
+    wrapProgram $out/bin/lcvs --prefix PATH : ${lib.makeBinPath
       [ cvs nettools findutils rsync coreutils diffutils ]}
   '';
 
@@ -60,8 +60,8 @@ stdenv.mkDerivation rec {
       be used for commits (that's what cvsq is for).
     '';
     homepage = "https://www.linta.de/~aehlig/cvsq/";
-    license = stdenv.lib.licenses.bsd3;
-    maintainers = with stdenv.lib.maintainers; [ clkamp ];
-    platforms = stdenv.lib.platforms.all;
+    license = lib.licenses.bsd3;
+    maintainers = with lib.maintainers; [ clkamp ];
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/version-management/fossil/default.nix b/pkgs/applications/version-management/fossil/default.nix
index d68535e0a4c23..987e7dcdaad0d 100644
--- a/pkgs/applications/version-management/fossil/default.nix
+++ b/pkgs/applications/version-management/fossil/default.nix
@@ -29,12 +29,12 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ installShellFiles tcl ];
 
   buildInputs = [ zlib openssl readline sqlite which ed ]
-    ++ stdenv.lib.optional stdenv.isDarwin libiconv;
+    ++ lib.optional stdenv.isDarwin libiconv;
 
   doCheck = stdenv.hostPlatform == stdenv.buildPlatform;
 
   configureFlags = [ "--disable-internal-sqlite" ]
-    ++ stdenv.lib.optional withJson "--json";
+    ++ lib.optional withJson "--json";
 
   preCheck = ''
     export TCLLIBPATH="${tcllib}/lib/tcllib${tcllib.version}"
diff --git a/pkgs/applications/version-management/git-and-tools/cgit/default.nix b/pkgs/applications/version-management/git-and-tools/cgit/default.nix
index 79c118a200c1a..831db07ffea79 100644
--- a/pkgs/applications/version-management/git-and-tools/cgit/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/cgit/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, openssl, zlib, asciidoc, libxml2, libxslt
+{ lib, stdenv, fetchurl, openssl, zlib, asciidoc, libxml2, libxslt
 , docbook_xsl, pkgconfig, luajit
 , coreutils, gnused, groff, docutils
 , gzip, bzip2, lzip, xz, zstd
@@ -65,7 +65,7 @@ stdenv.mkDerivation rec {
     wrapPythonProgramsIn "$out/lib/cgit/filters" "$out $pythonPath"
 
     for script in $out/lib/cgit/filters/*.sh $out/lib/cgit/filters/html-converters/txt2html; do
-      wrapProgram $script --prefix PATH : '${stdenv.lib.makeBinPath [ coreutils gnused ]}'
+      wrapProgram $script --prefix PATH : '${lib.makeBinPath [ coreutils gnused ]}'
     done
   '';
 
@@ -75,8 +75,8 @@ stdenv.mkDerivation rec {
     homepage = "https://git.zx2c4.com/cgit/about/";
     repositories.git = "git://git.zx2c4.com/cgit";
     description = "Web frontend for git repositories";
-    license = stdenv.lib.licenses.gpl2;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = with stdenv.lib.maintainers; [ bjornfor ];
+    license = lib.licenses.gpl2;
+    platforms = lib.platforms.linux;
+    maintainers = with lib.maintainers; [ bjornfor ];
   };
 }
diff --git a/pkgs/applications/version-management/git-and-tools/darcs-to-git/default.nix b/pkgs/applications/version-management/git-and-tools/darcs-to-git/default.nix
index 22d289d549af9..f4b7d38bebcf9 100644
--- a/pkgs/applications/version-management/git-and-tools/darcs-to-git/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/darcs-to-git/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchgit, ruby, gnugrep, diffutils, git, darcs }:
+{ lib, stdenv, fetchgit, ruby, gnugrep, diffutils, git, darcs }:
 
 stdenv.mkDerivation {
   pname = "darcs-to-git";
@@ -74,7 +74,7 @@ stdenv.mkDerivation {
   meta = {
     description = "Converts a Darcs repository into a Git repository";
     homepage = "http://www.sanityinc.com/articles/converting-darcs-repositories-to-git";
-    license = stdenv.lib.licenses.mit;
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.mit;
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/version-management/git-and-tools/ghq/default.nix b/pkgs/applications/version-management/git-and-tools/ghq/default.nix
index 96f72f2d69c4f..c6fbf3b9569c7 100644
--- a/pkgs/applications/version-management/git-and-tools/ghq/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/ghq/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, buildGoModule, fetchFromGitHub }:
+{ lib, stdenv, buildGoModule, fetchFromGitHub }:
 
 buildGoModule rec {
   pname = "ghq";
@@ -28,7 +28,7 @@ buildGoModule rec {
   meta = {
     description = "Remote repository management made easy";
     homepage = "https://github.com/x-motemen/ghq";
-    maintainers = with stdenv.lib.maintainers; [ sigma ];
-    license = stdenv.lib.licenses.mit;
+    maintainers = with lib.maintainers; [ sigma ];
+    license = lib.licenses.mit;
   };
 }
diff --git a/pkgs/applications/version-management/git-and-tools/git-absorb/default.nix b/pkgs/applications/version-management/git-and-tools/git-absorb/default.nix
index c4824b6c66f18..2d6d7401e28f3 100644
--- a/pkgs/applications/version-management/git-and-tools/git-absorb/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-absorb/default.nix
@@ -13,7 +13,7 @@ rustPlatform.buildRustPackage rec {
 
   nativeBuildInputs = [ installShellFiles ];
 
-  buildInputs = stdenv.lib.optionals stdenv.isDarwin [ libiconv Security ];
+  buildInputs = lib.optionals stdenv.isDarwin [ libiconv Security ];
 
   cargoSha256 = "0h0vlz4qd8i9bf1mgjr618zbdwfp6bmy7ql9a1xzjmfdpkl3cgk9";
 
diff --git a/pkgs/applications/version-management/git-and-tools/git-annex-remote-b2/default.nix b/pkgs/applications/version-management/git-and-tools/git-annex-remote-b2/default.nix
index 55a9dd18f720e..95e583585f19e 100644
--- a/pkgs/applications/version-management/git-and-tools/git-annex-remote-b2/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-annex-remote-b2/default.nix
@@ -1,8 +1,8 @@
-{ stdenv, buildGoPackage, fetchgit }:
+{ lib, stdenv, buildGoPackage, fetchgit }:
 
 buildGoPackage rec {
   pname = "git-annex-remote-b2";
-  version = "20151212-${stdenv.lib.strings.substring 0 7 rev}";
+  version = "20151212-${lib.strings.substring 0 7 rev}";
   rev = "4db46b9fc9ef7b3f4851c2a6b061cb8f90f553ba";
 
   goPackagePath = "github.com/encryptio/git-annex-remote-b2";
diff --git a/pkgs/applications/version-management/git-and-tools/git-annex-remote-rclone/default.nix b/pkgs/applications/version-management/git-and-tools/git-annex-remote-rclone/default.nix
index ea44d7278f376..843a8d34881ae 100644
--- a/pkgs/applications/version-management/git-and-tools/git-annex-remote-rclone/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-annex-remote-rclone/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
     mkdir -p $out/bin
     cp git-annex-remote-rclone $out/bin
     wrapProgram "$out/bin/git-annex-remote-rclone" \
-      --prefix PATH ":" "${stdenv.lib.makeBinPath [ rclone ]}"
+      --prefix PATH ":" "${lib.makeBinPath [ rclone ]}"
   '';
 
   meta = with lib; {
diff --git a/pkgs/applications/version-management/git-and-tools/git-annex-utils/default.nix b/pkgs/applications/version-management/git-and-tools/git-annex-utils/default.nix
index bcfc33e55e4ca..7ad040a7c17ef 100644
--- a/pkgs/applications/version-management/git-and-tools/git-annex-utils/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-annex-utils/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchgit, autoconf, automake, libtool, gmp }:
+{ lib, stdenv, fetchgit, autoconf, automake, libtool, gmp }:
 
 stdenv.mkDerivation rec {
   pname = "git-annex-utils";
@@ -18,8 +18,8 @@ stdenv.mkDerivation rec {
       Currently there is only one utility gadu, a du like utility for annexed files.
     '';
     homepage = "http://git-annex.mysteryvortex.com/git-annex-utils.html";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = with stdenv.lib.maintainers; [ woffs ];
-    platforms = stdenv.lib.platforms.all;
+    license = lib.licenses.gpl3;
+    maintainers = with lib.maintainers; [ woffs ];
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/version-management/git-and-tools/git-appraise/default.nix b/pkgs/applications/version-management/git-and-tools/git-appraise/default.nix
index 4895a2e399bf8..ba4cd42d29dd2 100644
--- a/pkgs/applications/version-management/git-and-tools/git-appraise/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-appraise/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, buildGoPackage, fetchFromGitHub }:
+{ lib, stdenv, buildGoPackage, fetchFromGitHub }:
 
 buildGoPackage rec {
   pname = "git-appraise-unstable";
@@ -17,7 +17,7 @@ buildGoPackage rec {
   meta = {
     description = "Distributed code review system for Git repos";
     homepage = "https://github.com/google/git-appraise";
-    license = stdenv.lib.licenses.asl20;
-    maintainers = [ stdenv.lib.maintainers.vdemeester ];
+    license = lib.licenses.asl20;
+    maintainers = [ lib.maintainers.vdemeester ];
   };
 }
diff --git a/pkgs/applications/version-management/git-and-tools/git-big-picture/default.nix b/pkgs/applications/version-management/git-and-tools/git-big-picture/default.nix
index cd35c98a96965..6cadd92eb3d1b 100644
--- a/pkgs/applications/version-management/git-and-tools/git-big-picture/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-big-picture/default.nix
@@ -1,4 +1,4 @@
-{ fetchFromGitHub, python2Packages, stdenv, git, graphviz }:
+{ fetchFromGitHub, python2Packages, lib, stdenv, git, graphviz }:
 
 python2Packages.buildPythonApplication rec {
   pname = "git-big-picture";
@@ -17,14 +17,14 @@ python2Packages.buildPythonApplication rec {
 
   postFixup = ''
     wrapProgram $out/bin/git-big-picture \
-      --prefix PATH ":" ${ stdenv.lib.makeBinPath buildInputs  }
+      --prefix PATH ":" ${ lib.makeBinPath buildInputs  }
     '';
 
   meta = {
     description = "Tool for visualization of Git repositories";
     homepage = "https://github.com/esc/git-big-picture";
-    license = stdenv.lib.licenses.gpl3;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.nthorne ];
+    license = lib.licenses.gpl3;
+    platforms = lib.platforms.linux;
+    maintainers = [ lib.maintainers.nthorne ];
   };
 }
diff --git a/pkgs/applications/version-management/git-and-tools/git-dit/default.nix b/pkgs/applications/version-management/git-and-tools/git-dit/default.nix
index e41a8b3a5258e..0117b6cb3b666 100644
--- a/pkgs/applications/version-management/git-and-tools/git-dit/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-dit/default.nix
@@ -38,7 +38,7 @@ buildRustPackage rec {
     openssl_1_0_2
     libssh
     zlib
-  ] ++ stdenv.lib.optionals (stdenv.isDarwin) [
+  ] ++ lib.optionals (stdenv.isDarwin) [
     curl
     libiconv
     CoreFoundation
diff --git a/pkgs/applications/version-management/git-and-tools/git-gone/default.nix b/pkgs/applications/version-management/git-and-tools/git-gone/default.nix
index f08f57ee8bee8..d55ad89ca56d5 100644
--- a/pkgs/applications/version-management/git-and-tools/git-gone/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-gone/default.nix
@@ -16,14 +16,14 @@ rustPlatform.buildRustPackage rec {
   nativeBuildInputs = [ pkgconfig makeWrapper installShellFiles ];
 
   buildInputs = [ openssl ]
-    ++ stdenv.lib.optionals stdenv.isDarwin [ libiconv Security ];
+    ++ lib.optionals stdenv.isDarwin [ libiconv Security ];
 
   postInstall = ''
     installManPage git-gone.1
   '';
 
   postFixup = ''
-    wrapProgram $out/bin/git-gone --prefix PATH : "${stdenv.lib.makeBinPath [ git ]}"
+    wrapProgram $out/bin/git-gone --prefix PATH : "${lib.makeBinPath [ git ]}"
   '';
 
   meta = with lib; {
diff --git a/pkgs/applications/version-management/git-and-tools/git-ignore/default.nix b/pkgs/applications/version-management/git-and-tools/git-ignore/default.nix
index 4ef97a30a1f56..884eed2e2efb0 100644
--- a/pkgs/applications/version-management/git-and-tools/git-ignore/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-ignore/default.nix
@@ -17,7 +17,7 @@ buildRustPackage rec {
 
   nativeBuildInputs = [ pkgconfig installShellFiles ];
   buildInputs = [ openssl ]
-  ++ stdenv.lib.optionals stdenv.isDarwin [
+  ++ lib.optionals stdenv.isDarwin [
     darwin.apple_sdk.frameworks.Security
   ];
 
diff --git a/pkgs/applications/version-management/git-and-tools/git-interactive-rebase-tool/default.nix b/pkgs/applications/version-management/git-and-tools/git-interactive-rebase-tool/default.nix
index 2b76fb3dea501..1d669bfe49c64 100644
--- a/pkgs/applications/version-management/git-and-tools/git-interactive-rebase-tool/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-interactive-rebase-tool/default.nix
@@ -13,7 +13,7 @@ rustPlatform.buildRustPackage rec {
 
   cargoSha256 = "0jc6mhszxmwsdjk73wkfi0jjp9vkzzl9kk0dbnry6w7dyr5if8cc";
 
-  buildInputs = [ ncurses5 ] ++ stdenv.lib.optionals stdenv.isDarwin [ libiconv Security ];
+  buildInputs = [ ncurses5 ] ++ lib.optionals stdenv.isDarwin [ libiconv Security ];
 
   cargoParallelTestThreads = false;
 
diff --git a/pkgs/applications/version-management/git-and-tools/git-octopus/default.nix b/pkgs/applications/version-management/git-and-tools/git-octopus/default.nix
index d5278d9d24179..942a12e239b9e 100644
--- a/pkgs/applications/version-management/git-and-tools/git-octopus/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-octopus/default.nix
@@ -1,6 +1,6 @@
-{ stdenv, fetchFromGitHub, git, perl, makeWrapper }:
+{ lib, stdenv, fetchFromGitHub, git, perl, makeWrapper }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   pname = "git-octopus";
diff --git a/pkgs/applications/version-management/git-and-tools/git-open/default.nix b/pkgs/applications/version-management/git-and-tools/git-open/default.nix
index ac28e55595038..3ba53e837fa89 100644
--- a/pkgs/applications/version-management/git-and-tools/git-open/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-open/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
     mkdir -p $out/bin
     cp git-open $out/bin
     wrapProgram $out/bin/git-open \
-      --prefix PATH : "${stdenv.lib.makeBinPath [ git xdg_utils gnugrep ]}"
+      --prefix PATH : "${lib.makeBinPath [ git xdg_utils gnugrep ]}"
   '';
 
   meta = with lib; {
diff --git a/pkgs/applications/version-management/git-and-tools/git-recent/default.nix b/pkgs/applications/version-management/git-and-tools/git-recent/default.nix
index b3a371063f365..2ecc5d872b88b 100644
--- a/pkgs/applications/version-management/git-and-tools/git-recent/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-recent/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
     mkdir -p $out/bin
     cp git-recent $out/bin
     wrapProgram $out/bin/git-recent \
-      --prefix PATH : "${stdenv.lib.makeBinPath [ git less util-linux ]}"
+      --prefix PATH : "${lib.makeBinPath [ git less util-linux ]}"
   '';
 
   meta = with lib; {
diff --git a/pkgs/applications/version-management/git-and-tools/git-remote-gcrypt/default.nix b/pkgs/applications/version-management/git-and-tools/git-remote-gcrypt/default.nix
index 16efc8cbca100..d6a35a28d66ea 100644
--- a/pkgs/applications/version-management/git-and-tools/git-remote-gcrypt/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-remote-gcrypt/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
   installPhase = ''
     prefix="$out" ./install.sh
     wrapProgram "$out/bin/git-remote-gcrypt" \
-      --prefix PATH ":" "${stdenv.lib.makeBinPath [ gnupg curl rsync coreutils
+      --prefix PATH ":" "${lib.makeBinPath [ gnupg curl rsync coreutils
                                                     gawk gnused gnugrep ]}"
   '';
 
diff --git a/pkgs/applications/version-management/git-and-tools/git-reparent/default.nix b/pkgs/applications/version-management/git-and-tools/git-reparent/default.nix
index 7bc4a05e53cfd..037de14658d6d 100644
--- a/pkgs/applications/version-management/git-and-tools/git-reparent/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-reparent/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
   '';
 
   postFixup = ''
-    wrapProgram $out/bin/git-reparent --prefix PATH : "${stdenv.lib.makeBinPath [ git gnused ]}"
+    wrapProgram $out/bin/git-reparent --prefix PATH : "${lib.makeBinPath [ git gnused ]}"
   '';
 
   meta = with lib; {
diff --git a/pkgs/applications/version-management/git-and-tools/git-secret/default.nix b/pkgs/applications/version-management/git-and-tools/git-secret/default.nix
index fe67aca55d14c..eea7bed011b05 100644
--- a/pkgs/applications/version-management/git-and-tools/git-secret/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-secret/default.nix
@@ -29,8 +29,8 @@ in stdenv.mkDerivation {
   meta = {
     description = "A bash-tool to store your private data inside a git repository";
     homepage = "https://git-secret.io";
-    license = stdenv.lib.licenses.mit;
-    maintainers = [ stdenv.lib.maintainers.lo1tuma ];
-    platforms = stdenv.lib.platforms.all;
+    license = lib.licenses.mit;
+    maintainers = [ lib.maintainers.lo1tuma ];
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/applications/version-management/git-and-tools/git-secrets/default.nix b/pkgs/applications/version-management/git-and-tools/git-secrets/default.nix
index 90c2b88422633..154a4048e0a7a 100644
--- a/pkgs/applications/version-management/git-and-tools/git-secrets/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-secrets/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
     install -m444 -Dt $out/share/man/man1 git-secrets.1
 
     wrapProgram $out/bin/git-secrets \
-      --prefix PATH : "${stdenv.lib.makeBinPath [ git coreutils ]}"
+      --prefix PATH : "${lib.makeBinPath [ git coreutils ]}"
   '';
 
   meta = with lib; {
diff --git a/pkgs/applications/version-management/git-and-tools/git-standup/default.nix b/pkgs/applications/version-management/git-and-tools/git-standup/default.nix
index 541baee50a7f3..2bbf7840138dd 100644
--- a/pkgs/applications/version-management/git-and-tools/git-standup/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-standup/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
     install -Dm755 -t $out/bin git-standup
 
     wrapProgram $out/bin/git-standup \
-      --prefix PATH : "${stdenv.lib.makeBinPath [ git ]}"
+      --prefix PATH : "${lib.makeBinPath [ git ]}"
   '';
 
   meta = with lib; {
diff --git a/pkgs/applications/version-management/git-and-tools/git-subset/default.nix b/pkgs/applications/version-management/git-and-tools/git-subset/default.nix
index dd6902af243a3..204ded65fd3ef 100644
--- a/pkgs/applications/version-management/git-and-tools/git-subset/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-subset/default.nix
@@ -15,7 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   nativeBuildInputs = [ pkg-config ];
 
-  buildInputs = [ openssl ] ++ stdenv.lib.optionals stdenv.isDarwin [ curl libiconv Security ];
+  buildInputs = [ openssl ] ++ lib.optionals stdenv.isDarwin [ curl libiconv Security ];
 
   meta = with lib; {
     description = "Super fast Git tree filtering";
diff --git a/pkgs/applications/version-management/git-and-tools/git-sync/default.nix b/pkgs/applications/version-management/git-and-tools/git-sync/default.nix
index bba355095558a..87cb7452c75be 100644
--- a/pkgs/applications/version-management/git-and-tools/git-sync/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-sync/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, coreutils, gnugrep, gnused, makeWrapper, git
+{ lib, stdenv, fetchFromGitHub, coreutils, gnugrep, gnused, makeWrapper, git
 }:
 
 stdenv.mkDerivation rec {
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
     cp -a git-sync $out/bin/git-sync
   '';
 
-  wrapperPath = with stdenv.lib; makeBinPath [
+  wrapperPath = with lib; makeBinPath [
     coreutils
     git
     gnugrep
@@ -38,8 +38,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "A script to automatically synchronize a git repository";
     homepage = "https://github.com/simonthum/git-sync";
-    maintainers = with stdenv.lib.maintainers; [ imalison ];
-    license = stdenv.lib.licenses.cc0;
-    platforms = with stdenv.lib.platforms; unix;
+    maintainers = with lib.maintainers; [ imalison ];
+    license = lib.licenses.cc0;
+    platforms = with lib.platforms; unix;
   };
 }
diff --git a/pkgs/applications/version-management/git-and-tools/git-test/default.nix b/pkgs/applications/version-management/git-and-tools/git-test/default.nix
index de345f17cf014..624ce5616909e 100644
--- a/pkgs/applications/version-management/git-and-tools/git-test/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-test/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
     install -m444 -Dt $out/share/man/man1 git-test.1
 
     wrapProgram $out/bin/git-test \
-      --prefix PATH : "${stdenv.lib.makeBinPath [ git ]}"
+      --prefix PATH : "${lib.makeBinPath [ git ]}"
   '';
 
   meta = with lib; {
diff --git a/pkgs/applications/version-management/git-and-tools/git-trim/default.nix b/pkgs/applications/version-management/git-and-tools/git-trim/default.nix
index d827797b33a89..d470b63a0b7e7 100644
--- a/pkgs/applications/version-management/git-and-tools/git-trim/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-trim/default.nix
@@ -15,7 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   nativeBuildInputs = [ pkg-config ];
 
-  buildInputs = [ openssl ] ++ stdenv.lib.optionals stdenv.isDarwin [ libiconv Security ];
+  buildInputs = [ openssl ] ++ lib.optionals stdenv.isDarwin [ libiconv Security ];
 
   postInstall = ''
     install -Dm644 -t $out/share/man/man1/ docs/git-trim.1
diff --git a/pkgs/applications/version-management/git-and-tools/git-workspace/default.nix b/pkgs/applications/version-management/git-and-tools/git-workspace/default.nix
index aa869c754dc1c..9bb680a489dcf 100644
--- a/pkgs/applications/version-management/git-and-tools/git-workspace/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-workspace/default.nix
@@ -19,7 +19,7 @@ rustPlatform.buildRustPackage rec {
   cargoSha256 = "0zkns037vgy96ybmn80px515ivz6yhj5br5mwbvxgl73va92wd9v";
 
   nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ openssl ] ++ stdenv.lib.optional stdenv.isDarwin Security;
+  buildInputs = [ openssl ] ++ lib.optional stdenv.isDarwin Security;
 
   meta = with lib; {
     description = "Sync personal and work git repositories from multiple providers";
diff --git a/pkgs/applications/version-management/git-and-tools/git/default.nix b/pkgs/applications/version-management/git-and-tools/git/default.nix
index 8c7f323cbb66c..d7258dd3660c1 100644
--- a/pkgs/applications/version-management/git-and-tools/git/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, buildPackages
+{ fetchurl, lib, stdenv, buildPackages
 , fetchpatch
 , curl, openssl, zlib, expat, perlPackages, python3, gettext, cpio
 , gnugrep, gnused, gawk, coreutils # needed at runtime by git-filter-branch etc
@@ -38,7 +38,7 @@ stdenv.mkDerivation {
     sha256 = "06ad6dylgla34k9am7d5z8y3rryc8ln3ibq5z0d74rcm20hm0wsm";
   };
 
-  outputs = [ "out" ] ++ stdenv.lib.optional withManual "doc";
+  outputs = [ "out" ] ++ lib.optional withManual "doc";
 
   hardeningDisable = [ "format" ];
 
@@ -66,20 +66,20 @@ stdenv.mkDerivation {
   '';
 
   nativeBuildInputs = [ gettext perlPackages.perl ]
-    ++ stdenv.lib.optionals withManual [ asciidoctor texinfo xmlto docbook2x
+    ++ lib.optionals withManual [ asciidoctor texinfo xmlto docbook2x
          docbook_xsl docbook_xsl_ns docbook_xml_dtd_45 libxslt ];
   buildInputs = [curl openssl zlib expat cpio makeWrapper libiconv]
-    ++ stdenv.lib.optionals perlSupport [ perlPackages.perl ]
-    ++ stdenv.lib.optionals guiSupport [tcl tk]
-    ++ stdenv.lib.optionals withpcre2 [ pcre2 ]
-    ++ stdenv.lib.optionals stdenv.isDarwin [ darwin.Security ]
-    ++ stdenv.lib.optionals withLibsecret [ pkgconfig glib libsecret ];
+    ++ lib.optionals perlSupport [ perlPackages.perl ]
+    ++ lib.optionals guiSupport [tcl tk]
+    ++ lib.optionals withpcre2 [ pcre2 ]
+    ++ lib.optionals stdenv.isDarwin [ darwin.Security ]
+    ++ lib.optionals withLibsecret [ pkgconfig glib libsecret ];
 
   # required to support pthread_cancel()
-  NIX_LDFLAGS = stdenv.lib.optionalString (!stdenv.cc.isClang) "-lgcc_s"
-              + stdenv.lib.optionalString (stdenv.isFreeBSD) "-lthr";
+  NIX_LDFLAGS = lib.optionalString (!stdenv.cc.isClang) "-lgcc_s"
+              + lib.optionalString (stdenv.isFreeBSD) "-lthr";
 
-  configureFlags = stdenv.lib.optionals (stdenv.buildPlatform != stdenv.hostPlatform) [
+  configureFlags = lib.optionals (stdenv.buildPlatform != stdenv.hostPlatform) [
     "ac_cv_fread_reads_directories=yes"
     "ac_cv_snprintf_returns_bogus=no"
     "ac_cv_iconv_omits_bom=no"
@@ -96,11 +96,11 @@ stdenv.mkDerivation {
   ]
   ++ (if perlSupport then ["PERL_PATH=${perlPackages.perl}/bin/perl"] else ["NO_PERL=1"])
   ++ (if pythonSupport then ["PYTHON_PATH=${python3}/bin/python"] else ["NO_PYTHON=1"])
-  ++ stdenv.lib.optionals stdenv.isSunOS ["INSTALL=install" "NO_INET_NTOP=" "NO_INET_PTON="]
+  ++ lib.optionals stdenv.isSunOS ["INSTALL=install" "NO_INET_NTOP=" "NO_INET_PTON="]
   ++ (if stdenv.isDarwin then ["NO_APPLE_COMMON_CRYPTO=1"] else ["sysconfdir=/etc"])
-  ++ stdenv.lib.optionals stdenv.hostPlatform.isMusl ["NO_SYS_POLL_H=1" "NO_GETTEXT=YesPlease"]
-  ++ stdenv.lib.optional withpcre2 "USE_LIBPCRE2=1"
-  ++ stdenv.lib.optional (!nlsSupport) "NO_GETTEXT=1"
+  ++ lib.optionals stdenv.hostPlatform.isMusl ["NO_SYS_POLL_H=1" "NO_GETTEXT=YesPlease"]
+  ++ lib.optional withpcre2 "USE_LIBPCRE2=1"
+  ++ lib.optional (!nlsSupport) "NO_GETTEXT=1"
   # git-gui refuses to start with the version of tk distributed with
   # macOS Catalina. We can prevent git from building the .app bundle
   # by specifying an invalid tk framework. The postInstall step will
@@ -108,16 +108,16 @@ stdenv.mkDerivation {
   # acceptable version.
   #
   # See https://github.com/Homebrew/homebrew-core/commit/dfa3ccf1e7d3901e371b5140b935839ba9d8b706
-  ++ stdenv.lib.optional stdenv.isDarwin "TKFRAMEWORK=/nonexistent";
+  ++ lib.optional stdenv.isDarwin "TKFRAMEWORK=/nonexistent";
 
 
   postBuild = ''
     make -C contrib/subtree
-  '' + (stdenv.lib.optionalString perlSupport ''
+  '' + (lib.optionalString perlSupport ''
     make -C contrib/diff-highlight
-  '') + (stdenv.lib.optionalString stdenv.isDarwin ''
+  '') + (lib.optionalString stdenv.isDarwin ''
     make -C contrib/credential/osxkeychain
-  '') + (stdenv.lib.optionalString withLibsecret ''
+  '') + (lib.optionalString withLibsecret ''
     make -C contrib/credential/libsecret
   '');
 
@@ -129,11 +129,11 @@ stdenv.mkDerivation {
 
   installFlags = [ "NO_INSTALL_HARDLINKS=1" ];
 
-  preInstall = (stdenv.lib.optionalString stdenv.isDarwin ''
+  preInstall = (lib.optionalString stdenv.isDarwin ''
     mkdir -p $out/bin
     ln -s $out/share/git/contrib/credential/osxkeychain/git-credential-osxkeychain $out/bin/
     rm -f $PWD/contrib/credential/osxkeychain/git-credential-osxkeychain.o
-  '') + (stdenv.lib.optionalString withLibsecret ''
+  '') + (lib.optionalString withLibsecret ''
     mkdir -p $out/bin
     ln -s $out/share/git/contrib/credential/libsecret/git-credential-libsecret $out/bin/
     rm -f $PWD/contrib/credential/libsecret/git-credential-libsecret.o
@@ -146,7 +146,7 @@ stdenv.mkDerivation {
       }
 
       # Install git-subtree.
-      make -C contrib/subtree install ${stdenv.lib.optionalString withManual "USE_ASCIIDOCTOR=1 install-doc"}
+      make -C contrib/subtree install ${lib.optionalString withManual "USE_ASCIIDOCTOR=1 install-doc"}
       rm -rf contrib/subtree
 
       # Install contrib stuff.
@@ -170,7 +170,7 @@ stdenv.mkDerivation {
             '${gnugrep}/bin/grep', '${gnused}/bin/sed', '${gawk}/bin/awk',
             '${coreutils}/bin/cut', '${coreutils}/bin/basename', '${coreutils}/bin/dirname',
             '${coreutils}/bin/wc', '${coreutils}/bin/tr'
-            ${stdenv.lib.optionalString perlSupport ", '${perlPackages.perl}/bin/perl'"}
+            ${lib.optionalString perlSupport ", '${perlPackages.perl}/bin/perl'"}
           );
         }
         foreach $c (@a) {
@@ -186,7 +186,7 @@ stdenv.mkDerivation {
       # Also put git-http-backend into $PATH, so that we can use smart
       # HTTP(s) transports for pushing
       ln -s $out/libexec/git-core/git-http-backend $out/bin/git-http-backend
-    '' + stdenv.lib.optionalString perlSupport ''
+    '' + lib.optionalString perlSupport ''
       # wrap perl commands
       makeWrapper "$out/share/git/contrib/credential/netrc/git-credential-netrc.perl" $out/bin/git-credential-netrc \
                   --set PERL5LIB   "$out/${perlPackages.perl.libPrefix}:${perlPackages.makePerlPath perlLibs}"
@@ -206,7 +206,7 @@ stdenv.mkDerivation {
       sed -i -e "s|'compressor' => \['gzip'|'compressor' => ['${gzip}/bin/gzip'|" \
           $out/share/gitweb/gitweb.cgi
       # Give access to CGI.pm and friends (was removed from perl core in 5.22)
-      for p in ${stdenv.lib.concatStringsSep " " gitwebPerlLibs}; do
+      for p in ${lib.concatStringsSep " " gitwebPerlLibs}; do
           sed -i -e "/use CGI /i use lib \"$p/${perlPackages.perl.libPrefix}\";" \
               "$out/share/gitweb/gitweb.cgi"
       done
@@ -230,7 +230,7 @@ stdenv.mkDerivation {
         notSupported $out/libexec/git-core/git-send-email
       '')
 
-   + stdenv.lib.optionalString withManual ''# Install man pages
+   + lib.optionalString withManual ''# Install man pages
        make -j $NIX_BUILD_CORES -l $NIX_BUILD_CORES USE_ASCIIDOCTOR=1 PERL_PATH="${buildPackages.perl}/bin/perl" cmd-list.made install install-html \
          -C Documentation ''
 
@@ -248,7 +248,7 @@ stdenv.mkDerivation {
          notSupported "$out/$prog"
        done
      '')
-   + stdenv.lib.optionalString stdenv.isDarwin ''
+   + lib.optionalString stdenv.isDarwin ''
     # enable git-credential-osxkeychain by default if darwin
     mkdir -p $out/etc
     cat > $out/etc/gitconfig << EOF
@@ -275,7 +275,7 @@ stdenv.mkDerivation {
     installCheckFlagsArray+=(
       GIT_PROVE_OPTS="--jobs $NIX_BUILD_CORES --failures --state=failed,save"
       GIT_TEST_INSTALLED=$out/bin
-      ${stdenv.lib.optionalString (!svnSupport) "NO_SVN_TESTS=y"}
+      ${lib.optionalString (!svnSupport) "NO_SVN_TESTS=y"}
     )
 
     function disable_test {
@@ -297,7 +297,7 @@ stdenv.mkDerivation {
     # Our patched gettext never fallbacks
     disable_test t0201-gettext-fallbacks
 
-    ${stdenv.lib.optionalString (!sendEmailSupport) ''
+    ${lib.optionalString (!sendEmailSupport) ''
       # Disable sendmail tests
       disable_test t9001-send-email
     ''}
@@ -310,17 +310,17 @@ stdenv.mkDerivation {
     # Tested to fail: 2.18.0
     disable_test t9902-completion "sourcing the completion script clears cached --options"
 
-    ${stdenv.lib.optionalString (!perlSupport) ''
+    ${lib.optionalString (!perlSupport) ''
       # request-pull is a Bash script that invokes Perl, so it is not available
       # when NO_PERL=1, and the test should be skipped, but the test suite does
       # not check for the Perl prerequisite.
       disable_test t5150-request-pull
     ''}
-  '' + stdenv.lib.optionalString stdenv.isDarwin ''
+  '' + lib.optionalString stdenv.isDarwin ''
     # XXX: Some tests added in 2.24.0 fail.
     # Please try to re-enable on the next release.
     disable_test t7816-grep-binary-pattern
-  '' + stdenv.lib.optionalString stdenv.hostPlatform.isMusl ''
+  '' + lib.optionalString stdenv.hostPlatform.isMusl ''
     # Test fails (as of 2.17.0, musl 1.1.19)
     disable_test t3900-i18n-commit
     # Fails largely due to assumptions about BOM
@@ -334,7 +334,7 @@ stdenv.mkDerivation {
   meta = {
     homepage = "https://git-scm.com/";
     description = "Distributed version control system";
-    license = stdenv.lib.licenses.gpl2;
+    license = lib.licenses.gpl2;
     changelog = "https://raw.githubusercontent.com/git/git/${version}/Documentation/RelNotes/${version}.txt";
 
     longDescription = ''
@@ -342,7 +342,7 @@ stdenv.mkDerivation {
       handle very large projects with speed and efficiency.
     '';
 
-    platforms = stdenv.lib.platforms.all;
-    maintainers = with stdenv.lib.maintainers; [ primeos peti wmertens globin ];
+    platforms = lib.platforms.all;
+    maintainers = with lib.maintainers; [ primeos peti wmertens globin ];
   };
 }
diff --git a/pkgs/applications/version-management/git-and-tools/git2cl/default.nix b/pkgs/applications/version-management/git-and-tools/git2cl/default.nix
index 34417cfaa8c8d..a1c63538220b3 100644
--- a/pkgs/applications/version-management/git-and-tools/git2cl/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git2cl/default.nix
@@ -1,4 +1,4 @@
-{ fetchgit, stdenv, perl }:
+{ fetchgit, lib, stdenv, perl }:
 
 stdenv.mkDerivation {
   name = "git2cl-20080827";
@@ -18,6 +18,6 @@ stdenv.mkDerivation {
   meta = {
     homepage = "https://savannah.nongnu.org/projects/git2cl";
     description = "Convert git logs to GNU style ChangeLog files";
-    platforms = stdenv.lib.platforms.unix;
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/version-management/git-and-tools/gitui/default.nix b/pkgs/applications/version-management/git-and-tools/gitui/default.nix
index 20a446965f90d..81b2984087bd5 100644
--- a/pkgs/applications/version-management/git-and-tools/gitui/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/gitui/default.nix
@@ -14,8 +14,8 @@ rustPlatform.buildRustPackage rec {
 
   nativeBuildInputs = [ python3 perl ];
   buildInputs = [ openssl ]
-    ++ stdenv.lib.optional stdenv.isLinux xclip
-    ++ stdenv.lib.optionals stdenv.isDarwin [ libiconv Security AppKit ];
+    ++ lib.optional stdenv.isLinux xclip
+    ++ lib.optionals stdenv.isDarwin [ libiconv Security AppKit ];
 
   meta = with lib; {
     description = "Blazing fast terminal-ui for git written in rust";
diff --git a/pkgs/applications/version-management/git-and-tools/gitweb/default.nix b/pkgs/applications/version-management/git-and-tools/gitweb/default.nix
index b6659b5f539f2..6f5ce3358a3a3 100644
--- a/pkgs/applications/version-management/git-and-tools/gitweb/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/gitweb/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, buildEnv, git, fetchFromGitHub
+{ lib, stdenv, buildEnv, git, fetchFromGitHub
 , gitwebTheme ? false }:
 
 let
@@ -15,13 +15,13 @@ let
     sha256 = "17hypq6jvhy6zhh26lp3nyi52npfd5wy5752k6sq0shk4na2acqi";
   };
 in buildEnv {
-  name = "gitweb-${stdenv.lib.getVersion git}";
+  name = "gitweb-${lib.getVersion git}";
 
   ignoreCollisions = true;
-  paths = stdenv.lib.optional gitwebTheme gitwebThemeSrc
+  paths = lib.optional gitwebTheme gitwebThemeSrc
        ++ [ "${git}/share/gitweb" ];
 
   meta = git.meta // {
-    maintainers = with stdenv.lib.maintainers; [ gnidorah ];
+    maintainers = with lib.maintainers; [ gnidorah ];
   };
 }
diff --git a/pkgs/applications/version-management/git-and-tools/subgit/default.nix b/pkgs/applications/version-management/git-and-tools/subgit/default.nix
index 11189e02c8fff..2f275827a2ef7 100644
--- a/pkgs/applications/version-management/git-and-tools/subgit/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/subgit/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, unzip, makeWrapper, jre }:
+{ lib, stdenv, fetchurl, unzip, makeWrapper, jre }:
 
 stdenv.mkDerivation rec {
   name = "subgit-3.3.10";
@@ -7,8 +7,8 @@ stdenv.mkDerivation rec {
     description = "A tool for a smooth, stress-free SVN to Git migration";
     longDescription = "Create writable Git mirror of a local or remote Subversion repository and use both Subversion and Git as long as you like. You may also do a fast one-time import from Subversion to Git.";
     homepage = "http://subgit.com";
-    license = stdenv.lib.licenses.unfree;
-    platforms = stdenv.lib.platforms.all;
+    license = lib.licenses.unfree;
+    platforms = lib.platforms.all;
   };
 
   nativeBuildInputs = [ unzip makeWrapper ];
diff --git a/pkgs/applications/version-management/git-and-tools/svn2git/default.nix b/pkgs/applications/version-management/git-and-tools/svn2git/default.nix
index b61ae80bbee14..69742b6d76036 100644
--- a/pkgs/applications/version-management/git-and-tools/svn2git/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/svn2git/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, ruby, makeWrapper, git }:
+{ lib, stdenv, fetchurl, ruby, makeWrapper, git }:
 
 let
   version = "2.4.0";
@@ -33,7 +33,7 @@ stdenv.mkDerivation {
   meta = {
     homepage = "https://github.com/nirvdrum/svn2git";
     description = "Tool for importing Subversion repositories into git";
-    license = stdenv.lib.licenses.mit;
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.mit;
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/version-management/git-and-tools/tig/default.nix b/pkgs/applications/version-management/git-and-tools/tig/default.nix
index 1a469970caf2d..f907cdac036eb 100644
--- a/pkgs/applications/version-management/git-and-tools/tig/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/tig/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
   autoreconfFlags = "-I tools -v";
 
   buildInputs = [ ncurses readline git ]
-    ++ stdenv.lib.optionals stdenv.isDarwin [ libiconv ];
+    ++ lib.optionals stdenv.isDarwin [ libiconv ];
 
   # those files are inherently impure, we'll handle the corresponding dependencies.
   postPatch = ''
diff --git a/pkgs/applications/version-management/git-and-tools/transcrypt/default.nix b/pkgs/applications/version-management/git-and-tools/transcrypt/default.nix
index faa4d66d7caed..aebd488fe305f 100644
--- a/pkgs/applications/version-management/git-and-tools/transcrypt/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/transcrypt/default.nix
@@ -22,11 +22,11 @@ stdenv.mkDerivation rec {
     install -m 644 -D contrib/zsh/_transcrypt $out/share/zsh/site-functions/_transcrypt
 
     wrapProgram $out/bin/transcrypt \
-      --prefix PATH : "${stdenv.lib.makeBinPath [ git openssl coreutils util-linux gnugrep gnused gawk ]}"
+      --prefix PATH : "${lib.makeBinPath [ git openssl coreutils util-linux gnugrep gnused gawk ]}"
 
     cat > $out/bin/transcrypt-depspathprefix << EOF
     #!${stdenv.shell}
-    echo "${stdenv.lib.makeBinPath [ git openssl coreutils gawk ]}:"
+    echo "${lib.makeBinPath [ git openssl coreutils gawk ]}:"
     EOF
     chmod +x $out/bin/transcrypt-depspathprefix
   '';
diff --git a/pkgs/applications/version-management/git-backup/default.nix b/pkgs/applications/version-management/git-backup/default.nix
index bb6216471256a..d73e77d6d94fb 100644
--- a/pkgs/applications/version-management/git-backup/default.nix
+++ b/pkgs/applications/version-management/git-backup/default.nix
@@ -15,7 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   nativeBuildInputs = [ pkg-config ];
 
-  buildInputs = [ openssl ] ++ stdenv.lib.optionals stdenv.isDarwin [ Security ];
+  buildInputs = [ openssl ] ++ lib.optionals stdenv.isDarwin [ Security ];
 
   meta = with lib; {
     homepage = "https://github.com/jsdw/git-backup";
diff --git a/pkgs/applications/version-management/git-crecord/default.nix b/pkgs/applications/version-management/git-crecord/default.nix
index 9481f3ebd9283..3b906e4dc2e00 100644
--- a/pkgs/applications/version-management/git-crecord/default.nix
+++ b/pkgs/applications/version-management/git-crecord/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, pythonPackages }:
+{ lib, stdenv, fetchFromGitHub, pythonPackages }:
 
 pythonPackages.buildPythonApplication rec {
   pname = "git-crecord";
@@ -16,6 +16,6 @@ pythonPackages.buildPythonApplication rec {
   meta = {
     homepage = "https://github.com/andrewshadura/git-crecord";
     description = "Git subcommand to interactively select changes to commit or stage";
-    license = stdenv.lib.licenses.gpl2Plus;
+    license = lib.licenses.gpl2Plus;
   };
 }
diff --git a/pkgs/applications/version-management/git-repo/default.nix b/pkgs/applications/version-management/git-repo/default.nix
index fb0b153bc3ae7..9c168d71dbaa0 100644
--- a/pkgs/applications/version-management/git-repo/default.nix
+++ b/pkgs/applications/version-management/git-repo/default.nix
@@ -32,7 +32,7 @@ stdenv.mkDerivation rec {
   # Important runtime dependencies
   postFixup = ''
     wrapProgram $out/bin/repo --prefix PATH ":" \
-      "${stdenv.lib.makeBinPath [ git gnupg less ]}"
+      "${lib.makeBinPath [ git gnupg less ]}"
   '';
 
   meta = with lib; {
diff --git a/pkgs/applications/version-management/gitea/default.nix b/pkgs/applications/version-management/gitea/default.nix
index 528e7c3dd9956..20c2e5c9ce850 100644
--- a/pkgs/applications/version-management/gitea/default.nix
+++ b/pkgs/applications/version-management/gitea/default.nix
@@ -1,10 +1,10 @@
-{ stdenv, buildGoPackage, fetchurl, makeWrapper
+{ lib, stdenv, buildGoPackage, fetchurl, makeWrapper
 , git, bash, gzip, openssh, pam
 , sqliteSupport ? true
 , pamSupport ? true
 }:
 
-with stdenv.lib;
+with lib;
 
 buildGoPackage rec {
   pname = "gitea";
diff --git a/pkgs/applications/version-management/gitkraken/default.nix b/pkgs/applications/version-management/gitkraken/default.nix
index 4fc84767cd429..7618b3f3ff162 100644
--- a/pkgs/applications/version-management/gitkraken/default.nix
+++ b/pkgs/applications/version-management/gitkraken/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, libXcomposite, libgnome-keyring, makeWrapper, udev, curl, alsaLib
+{ lib, stdenv, libXcomposite, libgnome-keyring, makeWrapper, udev, curl, alsaLib
 , libXfixes, atk, gtk3, libXrender, pango, gnome3, cairo, freetype, fontconfig
 , libX11, libXi, libxcb, libXext, libXcursor, glib, libXScrnSaver, libxkbfile, libXtst
 , nss, nspr, cups, fetchzip, expat, gdk-pixbuf, libXdamage, libXrandr, dbus
@@ -6,7 +6,7 @@
 , e2fsprogs, krb5, libdrm, mesa
 }:
 
-with stdenv.lib;
+with lib;
 
 let
   curlWithGnuTls = curl.override { gnutlsSupport = true; sslSupport = false; };
diff --git a/pkgs/applications/version-management/gitoxide/default.nix b/pkgs/applications/version-management/gitoxide/default.nix
index c345b8d7a80f6..ba359bc9779c5 100644
--- a/pkgs/applications/version-management/gitoxide/default.nix
+++ b/pkgs/applications/version-management/gitoxide/default.nix
@@ -15,7 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   nativeBuildInputs = [ pkg-config ];
   buildInputs = [ openssl ]
-    ++ stdenv.lib.optionals stdenv.isDarwin [ Security ];
+    ++ lib.optionals stdenv.isDarwin [ Security ];
 
   # Needed to get openssl-sys to use pkgconfig.
   OPENSSL_NO_VENDOR = 1;
diff --git a/pkgs/applications/version-management/gogs/default.nix b/pkgs/applications/version-management/gogs/default.nix
index b574c03248f14..fed2fd9ea3380 100644
--- a/pkgs/applications/version-management/gogs/default.nix
+++ b/pkgs/applications/version-management/gogs/default.nix
@@ -1,10 +1,10 @@
-{ stdenv, buildGoModule, fetchFromGitHub, makeWrapper
+{ lib, stdenv, buildGoModule, fetchFromGitHub, makeWrapper
 , git, bash, gzip, openssh, pam
 , sqliteSupport ? true
 , pamSupport ? true
 }:
 
-with stdenv.lib;
+with lib;
 
 buildGoModule rec {
   pname = "gogs";
diff --git a/pkgs/applications/version-management/guitone/default.nix b/pkgs/applications/version-management/guitone/default.nix
index 1ff1030150f3e..82513bab9527a 100644
--- a/pkgs/applications/version-management/guitone/default.nix
+++ b/pkgs/applications/version-management/guitone/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchmtn, qt4, qmake4Hook, pkgconfig, graphviz }:
+{ lib, stdenv, fetchmtn, qt4, qmake4Hook, pkgconfig, graphviz }:
 
 let version = "1.0-mtn-head"; in
 stdenv.mkDerivation {
@@ -28,7 +28,7 @@ stdenv.mkDerivation {
     description = "Qt4 based GUI for monotone";
     homepage = "https://guitone.thomaskeller.biz";
     downloadPage = "https://code.monotone.ca/p/guitone/";
-    license = stdenv.lib.licenses.gpl3;
+    license = lib.licenses.gpl3;
     inherit (qt4.meta) platforms;
   };
 }
diff --git a/pkgs/applications/version-management/meld/default.nix b/pkgs/applications/version-management/meld/default.nix
index ecad825dc8b08..4f94e2926c4a2 100644
--- a/pkgs/applications/version-management/meld/default.nix
+++ b/pkgs/applications/version-management/meld/default.nix
@@ -23,7 +23,7 @@ python3.pkgs.buildPythonApplication rec {
   format = "other";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
+    url = "mirror://gnome/sources/${pname}/${lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
     sha256 = "toARTVq3kzJFSf1Y9OsgLY4oDAYzoLdl7ebfs0FgqBs=";
   };
 
diff --git a/pkgs/applications/version-management/mercurial/4.9.nix b/pkgs/applications/version-management/mercurial/4.9.nix
index f0918ab69a62d..29440724274a0 100644
--- a/pkgs/applications/version-management/mercurial/4.9.nix
+++ b/pkgs/applications/version-management/mercurial/4.9.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, python2Packages, makeWrapper, unzip
+{ lib, stdenv, fetchurl, python2Packages, makeWrapper, unzip
 , guiSupport ? false, tk ? null
 , ApplicationServices
 , mercurialSrc ? fetchurl rec {
@@ -22,13 +22,13 @@ in python2Packages.buildPythonApplication {
   inherit python; # pass it so that the same version can be used in hg2git
 
   buildInputs = [ makeWrapper docutils unzip ]
-    ++ stdenv.lib.optionals stdenv.isDarwin [ ApplicationServices ];
+    ++ lib.optionals stdenv.isDarwin [ ApplicationServices ];
 
   propagatedBuildInputs = [ hg-git dulwich ];
 
   makeFlags = [ "PREFIX=$(out)" ];
 
-  postInstall = (stdenv.lib.optionalString guiSupport
+  postInstall = (lib.optionalString guiSupport
     ''
       mkdir -p $out/etc/mercurial
       cp contrib/hgk $out/bin
@@ -62,10 +62,10 @@ in python2Packages.buildPythonApplication {
     description = "A fast, lightweight SCM system for very large distributed projects";
     homepage = "https://www.mercurial-scm.org";
     downloadPage = "https://www.mercurial-scm.org/release/";
-    license = stdenv.lib.licenses.gpl2;
-    maintainers = [ stdenv.lib.maintainers.eraserhd ];
+    license = lib.licenses.gpl2;
+    maintainers = [ lib.maintainers.eraserhd ];
     updateWalker = true;
-    platforms = stdenv.lib.platforms.unix;
+    platforms = lib.platforms.unix;
   };
 }
 
diff --git a/pkgs/applications/version-management/mercurial/default.nix b/pkgs/applications/version-management/mercurial/default.nix
index e0400fd46c654..c841482126a13 100644
--- a/pkgs/applications/version-management/mercurial/default.nix
+++ b/pkgs/applications/version-management/mercurial/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, python3Packages, makeWrapper, unzip
+{ lib, stdenv, fetchurl, python3Packages, makeWrapper, unzip
 , guiSupport ? false, tk ? null
 , ApplicationServices
 }:
@@ -20,11 +20,11 @@ in python3Packages.buildPythonApplication rec {
   passthru = { inherit python; }; # pass it so that the same version can be used in hg2git
 
   buildInputs = [ makeWrapper docutils unzip ]
-    ++ stdenv.lib.optionals stdenv.isDarwin [ ApplicationServices ];
+    ++ lib.optionals stdenv.isDarwin [ ApplicationServices ];
 
   makeFlags = [ "PREFIX=$(out)" ];
 
-  postInstall = (stdenv.lib.optionalString guiSupport ''
+  postInstall = (lib.optionalString guiSupport ''
     mkdir -p $out/etc/mercurial
     cp contrib/hgk $out/bin
     cat >> $out/etc/mercurial/hgrc << EOF
@@ -56,9 +56,9 @@ in python3Packages.buildPythonApplication rec {
     description = "A fast, lightweight SCM system for very large distributed projects";
     homepage = "https://www.mercurial-scm.org";
     downloadPage = "https://www.mercurial-scm.org/release/";
-    license = stdenv.lib.licenses.gpl2;
-    maintainers = [ stdenv.lib.maintainers.eelco ];
+    license = lib.licenses.gpl2;
+    maintainers = [ lib.maintainers.eelco ];
     updateWalker = true;
-    platforms = stdenv.lib.platforms.unix;
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/version-management/monotone-viz/default.nix b/pkgs/applications/version-management/monotone-viz/default.nix
index 03b98694eaf36..f4e21dd4149d2 100644
--- a/pkgs/applications/version-management/monotone-viz/default.nix
+++ b/pkgs/applications/version-management/monotone-viz/default.nix
@@ -1,10 +1,10 @@
-{ stdenv, fetchurl, ocamlPackages, gnome2, pkgconfig, makeWrapper, glib
+{ lib, stdenv, fetchurl, ocamlPackages, gnome2, pkgconfig, makeWrapper, glib
 , libtool, libpng, yacc, expat, fontconfig, gd, pango, libjpeg, libwebp, xlibsWrapper, libXaw
 }:
 # We need an old version of Graphviz for format compatibility reasons.
 # This version is vulnerable, but monotone-viz will never feed it bad input.
 let graphviz_2_0 = import ./graphviz-2.0.nix {
-      inherit stdenv fetchurl pkgconfig xlibsWrapper libpng libjpeg expat libXaw
+      inherit lib stdenv fetchurl pkgconfig xlibsWrapper libpng libjpeg expat libXaw
         yacc libtool fontconfig pango gd libwebp;
     }; in
 let inherit (gnome2) libgnomecanvas; in
@@ -48,8 +48,8 @@ stdenv.mkDerivation rec {
   meta = {
     inherit version;
     description = ''Monotone ancestry visualiser'';
-    license = stdenv.lib.licenses.gpl2Plus ;
-    maintainers = [stdenv.lib.maintainers.raskin];
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2Plus ;
+    maintainers = [lib.maintainers.raskin];
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/version-management/monotone-viz/graphviz-2.0.nix b/pkgs/applications/version-management/monotone-viz/graphviz-2.0.nix
index 816bfcde67f7f..c72256807dd88 100644
--- a/pkgs/applications/version-management/monotone-viz/graphviz-2.0.nix
+++ b/pkgs/applications/version-management/monotone-viz/graphviz-2.0.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, xlibsWrapper, libpng, libjpeg, expat, libXaw
+{ lib, stdenv, fetchurl, pkgconfig, xlibsWrapper, libpng, libjpeg, expat, libXaw
 , yacc, libtool, fontconfig, pango, gd, libwebp
 }:
 
@@ -30,12 +30,12 @@ stdenv.mkDerivation rec {
       "--with-ltdl-include=${libtool}/include"
       "--with-ltdl-lib=${libtool.lib}/lib"
     ]
-    ++ stdenv.lib.optional (xlibsWrapper == null) "--without-x";
+    ++ lib.optional (xlibsWrapper == null) "--without-x";
 
   meta = {
     description = "A program for visualising graphs";
     homepage = "http://www.graphviz.org/";
     branch = "2.0";
-    platforms = stdenv.lib.platforms.unix;
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/version-management/monotone/default.nix b/pkgs/applications/version-management/monotone/default.nix
index e08ea3c8cd8a0..c8c2d5b048b91 100644
--- a/pkgs/applications/version-management/monotone/default.nix
+++ b/pkgs/applications/version-management/monotone/default.nix
@@ -5,7 +5,7 @@
 
 let
   version = "1.1";
-  perlVersion = stdenv.lib.getVersion perl;
+  perlVersion = lib.getVersion perl;
 in
 
 assert perlVersion != "";
diff --git a/pkgs/applications/version-management/mr/default.nix b/pkgs/applications/version-management/mr/default.nix
index 05ef7021f164e..da882f1e359fe 100644
--- a/pkgs/applications/version-management/mr/default.nix
+++ b/pkgs/applications/version-management/mr/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchgit, perl }:
+{ lib, stdenv, fetchgit, perl }:
 
 stdenv.mkDerivation {
   pname = "mr";
@@ -31,8 +31,8 @@ stdenv.mkDerivation {
       other version control systems can easily be added.
     '';
     homepage = "http://myrepos.branchable.com/";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.unix;
-    maintainers = with stdenv.lib.maintainers; [ antono henrytill ];
+    license = lib.licenses.gpl2Plus;
+    platforms = lib.platforms.unix;
+    maintainers = with lib.maintainers; [ antono henrytill ];
   };
 }
diff --git a/pkgs/applications/version-management/nitpick/default.nix b/pkgs/applications/version-management/nitpick/default.nix
index bcb16ea867881..ba1f3bbb93b71 100644
--- a/pkgs/applications/version-management/nitpick/default.nix
+++ b/pkgs/applications/version-management/nitpick/default.nix
@@ -1,6 +1,6 @@
 { fetchFromGitHub
 , buildPythonPackage
-, stdenv
+, lib, stdenv
 , isPy27
 }:
 
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   format = "other";
   disabled = !isPy27;
-  
+
   src = fetchFromGitHub {
     owner = "travisb-ca";
     repo = pname;
@@ -21,7 +21,7 @@ buildPythonPackage rec {
   installPhase = ''
     mkdir -p $out/share/src
     install -m 755 -t $out/share/src nitpick.py
-  
+
     mkdir -p $out/bin
     ln -s $out/share/src/nitpick.py $out/bin/nitpick
   '';
@@ -34,7 +34,7 @@ buildPythonPackage rec {
       follow the code via whatever VCS or distribution mechanism.
     '';
     homepage = "http://travisbrown.ca/projects/nitpick/docs/nitpick.html";
-    license = with stdenv.lib.licenses; gpl2;
+    license = with lib.licenses; gpl2;
     maintainers = [];
   };
 }
diff --git a/pkgs/applications/version-management/p4v/default.nix b/pkgs/applications/version-management/p4v/default.nix
index 01ea365b76c34..476df99d2324e 100644
--- a/pkgs/applications/version-management/p4v/default.nix
+++ b/pkgs/applications/version-management/p4v/default.nix
@@ -48,8 +48,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Perforce Visual Client";
     homepage = "https://www.perforce.com";
-    license = stdenv.lib.licenses.unfreeRedistributable;
+    license = lib.licenses.unfreeRedistributable;
     platforms = [ "x86_64-linux" ];
-    maintainers = with stdenv.lib.maintainers; [ nathyong nioncode ];
+    maintainers = with lib.maintainers; [ nathyong nioncode ];
   };
 }
diff --git a/pkgs/applications/version-management/pijul/default.nix b/pkgs/applications/version-management/pijul/default.nix
index a4b8be651176b..a00332a93ce71 100644
--- a/pkgs/applications/version-management/pijul/default.nix
+++ b/pkgs/applications/version-management/pijul/default.nix
@@ -22,13 +22,13 @@ rustPlatform.buildRustPackage rec {
 
   cargoSha256 = "sha256-Xwk5bX9o41M/1BmkOpAscGQHikhzV+9qAwVz0qI7FRA";
 
-  cargoBuildFlags = stdenv.lib.optional gitImportSupport "--features=git";
+  cargoBuildFlags = lib.optional gitImportSupport "--features=git";
 
   doCheck = false;
   nativeBuildInputs = [ pkg-config ];
   buildInputs = [ openssl libsodium xxHash zstd ]
-    ++ (stdenv.lib.optionals gitImportSupport [ libgit2 ])
-    ++ (stdenv.lib.optionals stdenv.isDarwin (with darwin.apple_sdk.frameworks; [
+    ++ (lib.optionals gitImportSupport [ libgit2 ])
+    ++ (lib.optionals stdenv.isDarwin (with darwin.apple_sdk.frameworks; [
       CoreServices Security SystemConfiguration
     ]));
 
diff --git a/pkgs/applications/version-management/rapidsvn/default.nix b/pkgs/applications/version-management/rapidsvn/default.nix
index fc6a8adc2add4..33eba79732db2 100644
--- a/pkgs/applications/version-management/rapidsvn/default.nix
+++ b/pkgs/applications/version-management/rapidsvn/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, wxGTK, subversion, apr, aprutil, python }:
+{ lib, stdenv, fetchurl, wxGTK, subversion, apr, aprutil, python }:
 
 stdenv.mkDerivation rec {
   pname = "rapidsvn";
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Multi-platform GUI front-end for the Subversion revision system";
     homepage = "http://rapidsvn.tigris.org/";
-    license = stdenv.lib.licenses.gpl3Plus;
-    maintainers = [ stdenv.lib.maintainers.viric ];
+    license = lib.licenses.gpl3Plus;
+    maintainers = [ lib.maintainers.viric ];
   };
 }
diff --git a/pkgs/applications/version-management/rcs/default.nix b/pkgs/applications/version-management/rcs/default.nix
index 404d6ae09bcec..f8143711318cc 100644
--- a/pkgs/applications/version-management/rcs/default.nix
+++ b/pkgs/applications/version-management/rcs/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, fetchpatch, ed }:
+{ lib, stdenv, fetchurl, fetchpatch, ed }:
 
 stdenv.mkDerivation rec {
   name = "rcs-5.9.4";
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ ed ];
 
-  patches = stdenv.lib.optionals stdenv.isDarwin [
+  patches = lib.optionals stdenv.isDarwin [
     # This failure appears unrelated to the subject of the test. This
     # test seems to rely on a bash bug where `test $x -nt $y` ignores
     # subsecond values in timetamps. This bug has been fixed in Bash
@@ -53,7 +53,7 @@ stdenv.mkDerivation rec {
 
   NIX_CFLAGS_COMPILE = "-std=c99";
 
-  hardeningDisable = stdenv.lib.optional stdenv.cc.isClang "format";
+  hardeningDisable = lib.optional stdenv.cc.isClang "format";
 
   meta = {
     homepage = "https://www.gnu.org/software/rcs/";
@@ -66,8 +66,8 @@ stdenv.mkDerivation rec {
          documentation, graphics, papers, and form letters.
       '';
 
-    license = stdenv.lib.licenses.gpl3Plus;
-    maintainers = with stdenv.lib.maintainers; [ eelco ];
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.gpl3Plus;
+    maintainers = with lib.maintainers; [ eelco ];
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/version-management/sit/default.nix b/pkgs/applications/version-management/sit/default.nix
index bd8d5db36be09..83370f5c6f094 100644
--- a/pkgs/applications/version-management/sit/default.nix
+++ b/pkgs/applications/version-management/sit/default.nix
@@ -15,7 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   nativeBuildInputs = [ cmake ];
   buildInputs = [ libzip gnupg ]
-    ++ (stdenv.lib.optionals stdenv.isDarwin [ libiconv CoreFoundation Security ]);
+    ++ (lib.optionals stdenv.isDarwin [ libiconv CoreFoundation Security ]);
 
   preCheck = ''
     export HOME=$(mktemp -d)
diff --git a/pkgs/applications/version-management/smartgithg/default.nix b/pkgs/applications/version-management/smartgithg/default.nix
index f2bd4bf576bc8..324c61ab194bd 100644
--- a/pkgs/applications/version-management/smartgithg/default.nix
+++ b/pkgs/applications/version-management/smartgithg/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ jre gnome3.adwaita-icon-theme gtk3 ];
 
-  preFixup = with stdenv.lib; ''
+  preFixup = with lib; ''
     gappsWrapperArgs+=( \
       --prefix PATH : ${makeBinPath [ jre which ]} \
       --prefix LD_LIBRARY_PATH : ${makeLibraryPath [
@@ -59,7 +59,7 @@ stdenv.mkDerivation rec {
     runHook postInstall
   '';
 
-  desktopItem = with stdenv.lib; makeDesktopItem rec {
+  desktopItem = with lib; makeDesktopItem rec {
     name = "smartgit";
     exec = "smartgit";
     comment = meta.description;
@@ -89,6 +89,6 @@ stdenv.mkDerivation rec {
     homepage = "https://www.syntevo.com/smartgit/";
     license = licenses.unfree;
     platforms = platforms.linux;
-    maintainers = with stdenv.lib.maintainers; [ jraygauthier ];
+    maintainers = with lib.maintainers; [ jraygauthier ];
   };
 }
diff --git a/pkgs/applications/version-management/sourcehut/fetchNodeModules.nix b/pkgs/applications/version-management/sourcehut/fetchNodeModules.nix
index 047890a932ca0..bbc18d0442d62 100644
--- a/pkgs/applications/version-management/sourcehut/fetchNodeModules.nix
+++ b/pkgs/applications/version-management/sourcehut/fetchNodeModules.nix
@@ -1,8 +1,8 @@
-{ stdenv, jq }: { src, nodejs, sha256 }:
+{ lib, stdenv, jq }: { src, nodejs, sha256 }:
 
 # Only npm >= 5.4.2 is deterministic, see:
 # https://github.com/npm/npm/issues/17979#issuecomment-332701215
-assert stdenv.lib.versionAtLeast nodejs.version "8.9.0";
+assert lib.versionAtLeast nodejs.version "8.9.0";
 
 stdenv.mkDerivation {
   name = "node_modules";
diff --git a/pkgs/applications/version-management/srcml/default.nix b/pkgs/applications/version-management/srcml/default.nix
index 6deca94fc15ce..c13a08a711c26 100644
--- a/pkgs/applications/version-management/srcml/default.nix
+++ b/pkgs/applications/version-management/srcml/default.nix
@@ -1,8 +1,8 @@
-{ stdenv, fetchurl, cmake, libxml2, libxslt, boost, libarchive, python, antlr,
+{ lib, stdenv, fetchurl, cmake, libxml2, libxslt, boost, libarchive, python, antlr,
   curl
 }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation rec {
   version = "0.9.5_beta";
diff --git a/pkgs/applications/version-management/sublime-merge/common.nix b/pkgs/applications/version-management/sublime-merge/common.nix
index 6ed644d050e23..e6c83eb55d8c5 100644
--- a/pkgs/applications/version-management/sublime-merge/common.nix
+++ b/pkgs/applications/version-management/sublime-merge/common.nix
@@ -7,7 +7,7 @@
 
 let
   pname = "sublime-merge";
-  packageAttribute = "sublime-merge${stdenv.lib.optionalString dev "-dev"}";
+  packageAttribute = "sublime-merge${lib.optionalString dev "-dev"}";
   binaries = [ "sublime_merge" "crash_reporter" "git-credential-sublime" "ssh-askpass-sublime" ];
   primaryBinary = "sublime_merge";
   primaryBinaryAliases = [ "smerge" ];
@@ -17,7 +17,7 @@ let
   archSha256 = sha256;
   arch = "x64";
 
-  libPath = stdenv.lib.makeLibraryPath [ xorg.libX11 glib gtk3 cairo pango ];
+  libPath = lib.makeLibraryPath [ xorg.libX11 glib gtk3 cairo pango ];
   redirects = [ "/usr/bin/pkexec=${pkexecPath}" "/bin/true=${coreutils}/bin/true" ];
 in let
   binaryPackage = stdenv.mkDerivation {
@@ -40,7 +40,7 @@ in let
       for binary in ${ builtins.concatStringsSep " " binaries }; do
         patchelf \
           --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
-          --set-rpath ${libPath}:${libGL}/lib:${stdenv.cc.cc.lib}/lib${stdenv.lib.optionalString stdenv.is64bit "64"} \
+          --set-rpath ${libPath}:${libGL}/lib:${stdenv.cc.cc.lib}/lib${lib.optionalString stdenv.is64bit "64"} \
           $binary
       done
 
@@ -105,11 +105,11 @@ in stdenv.mkDerivation (rec {
   passthru.updateScript = writeScript "${pname}-update-script" ''
     #!${stdenv.shell}
     set -o errexit
-    PATH=${stdenv.lib.makeBinPath [ common-updater-scripts curl gnugrep ]}
+    PATH=${lib.makeBinPath [ common-updater-scripts curl gnugrep ]}
 
     latestVersion=$(curl -s ${versionUrl} | grep -Po '(?<=<p class="latest"><i>Version:</i> Build )([0-9]+)')
 
-    for platform in ${stdenv.lib.concatStringsSep " " meta.platforms}; do
+    for platform in ${lib.concatStringsSep " " meta.platforms}; do
         # The script will not perform an update when the version attribute is up to date from previous platform run
         # We need to clear it before each run
         update-source-version ${packageAttribute}.${primaryBinary} 0 0000000000000000000000000000000000000000000000000000000000000000 --file=${versionFile} --version-key=buildVersion --system=$platform
diff --git a/pkgs/applications/version-management/subversion/default.nix b/pkgs/applications/version-management/subversion/default.nix
index 66d22e9d71824..5540e53c84ed3 100644
--- a/pkgs/applications/version-management/subversion/default.nix
+++ b/pkgs/applications/version-management/subversion/default.nix
@@ -31,10 +31,10 @@ let
 
     buildInputs = [ zlib apr aprutil sqlite openssl ]
       ++ extraBuildInputs
-      ++ stdenv.lib.optional httpSupport serf
-      ++ stdenv.lib.optional pythonBindings python
-      ++ stdenv.lib.optional perlBindings perl
-      ++ stdenv.lib.optional saslSupport sasl;
+      ++ lib.optional httpSupport serf
+      ++ lib.optional pythonBindings python
+      ++ lib.optional perlBindings perl
+      ++ lib.optional saslSupport sasl;
 
     patches = [ ./apr-1.patch ];
 
@@ -44,15 +44,15 @@ let
     CPPFLAGS = [ "-P" ];
 
     configureFlags = [
-      (stdenv.lib.withFeature bdbSupport "berkeley-db")
-      (stdenv.lib.withFeatureAs httpServer "apxs" "${apacheHttpd.dev}/bin/apxs")
-      (stdenv.lib.withFeatureAs (pythonBindings || perlBindings) "swig" swig)
-      (stdenv.lib.withFeatureAs saslSupport "sasl" sasl)
-      (stdenv.lib.withFeatureAs httpSupport "serf" serf)
+      (lib.withFeature bdbSupport "berkeley-db")
+      (lib.withFeatureAs httpServer "apxs" "${apacheHttpd.dev}/bin/apxs")
+      (lib.withFeatureAs (pythonBindings || perlBindings) "swig" swig)
+      (lib.withFeatureAs saslSupport "sasl" sasl)
+      (lib.withFeatureAs httpSupport "serf" serf)
       "--disable-keychain"
       "--with-zlib=${zlib.dev}"
       "--with-sqlite=${sqlite.dev}"
-    ] ++ stdenv.lib.optionals javahlBindings [
+    ] ++ lib.optionals javahlBindings [
       "--enable-javahl"
       "--with-jdk=${jdk}"
     ];
@@ -103,7 +103,7 @@ let
       platforms = platforms.linux ++ platforms.darwin;
     };
 
-  } // stdenv.lib.optionalAttrs stdenv.isDarwin {
+  } // lib.optionalAttrs stdenv.isDarwin {
     CXX = "clang++";
     CC = "clang";
     CPP = "clang -E";
diff --git a/pkgs/applications/version-management/tkcvs/default.nix b/pkgs/applications/version-management/tkcvs/default.nix
index d2a7299bcd9ee..6a9e910f80120 100644
--- a/pkgs/applications/version-management/tkcvs/default.nix
+++ b/pkgs/applications/version-management/tkcvs/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, tcl, tk}:
+{lib, stdenv, fetchurl, tcl, tk}:
 
 stdenv.mkDerivation
 {
@@ -22,7 +22,7 @@ stdenv.mkDerivation
   meta = {
     homepage = "https://tkcvs.sourceforge.io";
     description = "TCL/TK GUI for cvs and subversion";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.gpl2Plus;
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/version-management/yadm/default.nix b/pkgs/applications/version-management/yadm/default.nix
index 3a45d1262039d..b75af94af5656 100644
--- a/pkgs/applications/version-management/yadm/default.nix
+++ b/pkgs/applications/version-management/yadm/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, git, gnupg }:
+{ lib, stdenv, fetchFromGitHub, git, gnupg }:
 
 let version = "2.5.0"; in
 stdenv.mkDerivation {
@@ -35,8 +35,8 @@ stdenv.mkDerivation {
       * Provides a way to use alternate files on a specific OS or host.
       * Supplies a method of encrypting confidential data so it can safely be stored in your repository.
     '';
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = with stdenv.lib.maintainers; [ abathur ];
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.gpl3;
+    maintainers = with lib.maintainers; [ abathur ];
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/applications/window-managers/awesome/default.nix b/pkgs/applications/window-managers/awesome/default.nix
index 0409954cfb1fd..7f6dc3df19286 100644
--- a/pkgs/applications/window-managers/awesome/default.nix
+++ b/pkgs/applications/window-managers/awesome/default.nix
@@ -50,12 +50,12 @@ stdenv.mkDerivation rec {
                   xorg.xcbutil xorg.xcbutilimage xorg.xcbutilkeysyms
                   xorg.xcbutilrenderutil xorg.xcbutilwm libxkbcommon
                   xcbutilxrm ]
-                  ++ stdenv.lib.optional gtk3Support gtk3;
+                  ++ lib.optional gtk3Support gtk3;
 
   cmakeFlags = [
     #"-DGENERATE_MANPAGES=ON"
     "-DOVERRIDE_VERSION=${version}"
-  ] ++ stdenv.lib.optional luaPackages.isLuaJIT "-DLUA_LIBRARY=${lua}/lib/libluajit-5.1.so"
+  ] ++ lib.optional luaPackages.isLuaJIT "-DLUA_LIBRARY=${lua}/lib/libluajit-5.1.so"
   ;
 
   GI_TYPELIB_PATH = "${pango.out}/lib/girepository-1.0";
diff --git a/pkgs/applications/window-managers/bspwm/unstable.nix b/pkgs/applications/window-managers/bspwm/unstable.nix
index e52e33ec544ad..9371844834058 100644
--- a/pkgs/applications/window-managers/bspwm/unstable.nix
+++ b/pkgs/applications/window-managers/bspwm/unstable.nix
@@ -24,8 +24,8 @@ stdenv.mkDerivation {
   meta = {
     description = "A tiling window manager based on binary space partitioning (git version)";
     homepage = "https://github.com/baskerville/bspwm";
-    maintainers = [ stdenv.lib.maintainers.meisternu stdenv.lib.maintainers.epitrochoid ];
-    license = stdenv.lib.licenses.bsd2;
-    platforms = stdenv.lib.platforms.linux;
+    maintainers = [ lib.maintainers.meisternu lib.maintainers.epitrochoid ];
+    license = lib.licenses.bsd2;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/window-managers/cage/default.nix b/pkgs/applications/window-managers/cage/default.nix
index e48be5809e9c9..f7083212e7050 100644
--- a/pkgs/applications/window-managers/cage/default.nix
+++ b/pkgs/applications/window-managers/cage/default.nix
@@ -29,9 +29,9 @@ stdenv.mkDerivation rec {
     systemd libGL libX11
   ];
 
-  mesonFlags = [ "-Dxwayland=${stdenv.lib.boolToString (xwayland != null)}" ];
+  mesonFlags = [ "-Dxwayland=${lib.boolToString (xwayland != null)}" ];
 
-  postFixup = stdenv.lib.optionalString (xwayland != null) ''
+  postFixup = lib.optionalString (xwayland != null) ''
     wrapProgram $out/bin/cage --prefix PATH : "${xwayland}/bin"
   '';
 
diff --git a/pkgs/applications/window-managers/cagebreak/default.nix b/pkgs/applications/window-managers/cagebreak/default.nix
index 3d08259978975..f0da8fac69cf3 100644
--- a/pkgs/applications/window-managers/cagebreak/default.nix
+++ b/pkgs/applications/window-managers/cagebreak/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   outputs = [ "out" "contrib" ];
 
   mesonFlags = [
-    "-Dxwayland=${stdenv.lib.boolToString withXwayland}"
+    "-Dxwayland=${lib.boolToString withXwayland}"
     "-Dversion_override=${version}"
   ];
 
@@ -36,7 +36,7 @@ stdenv.mkDerivation rec {
     cp $src/examples/config $contrib/share/cagebreak/config
   '';
 
-  postFixup = stdenv.lib.optionalString withXwayland ''
+  postFixup = lib.optionalString withXwayland ''
     wrapProgram $out/bin/cagebreak --prefix PATH : "${xwayland}/bin"
   '';
 
diff --git a/pkgs/applications/window-managers/dwm/default.nix b/pkgs/applications/window-managers/dwm/default.nix
index 455e3249adf78..eb349e6f3b176 100644
--- a/pkgs/applications/window-managers/dwm/default.nix
+++ b/pkgs/applications/window-managers/dwm/default.nix
@@ -1,6 +1,6 @@
-{stdenv, fetchurl, libX11, libXinerama, libXft, writeText, patches ? [], conf ? null}:
+{lib, stdenv, fetchurl, libX11, libXinerama, libXft, writeText, patches ? [], conf ? null}:
 
-with stdenv.lib;
+with lib;
 
 let
   name = "dwm-6.2";
@@ -27,8 +27,8 @@ stdenv.mkDerivation {
   meta = {
     homepage = "https://suckless.org/";
     description = "Dynamic window manager for X";
-    license = stdenv.lib.licenses.mit;
-    maintainers = with stdenv.lib.maintainers; [viric];
-    platforms = with stdenv.lib.platforms; all;
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [viric];
+    platforms = with lib.platforms; all;
   };
 }
diff --git a/pkgs/applications/window-managers/dwm/dwm-status.nix b/pkgs/applications/window-managers/dwm/dwm-status.nix
index 470c8ae2acca5..d58b505ad4cc2 100644
--- a/pkgs/applications/window-managers/dwm/dwm-status.nix
+++ b/pkgs/applications/window-managers/dwm/dwm-status.nix
@@ -24,7 +24,7 @@ rustPlatform.buildRustPackage rec {
   cargoSha256 = "041sd9zm1c3v6iihnwjcya2xg5yxb2y4biyxpjlfblz2srxa15dm";
 
   postInstall = lib.optionalString (bins != [])  ''
-    wrapProgram $out/bin/dwm-status --prefix "PATH" : "${stdenv.lib.makeBinPath bins}"
+    wrapProgram $out/bin/dwm-status --prefix "PATH" : "${lib.makeBinPath bins}"
   '';
 
   meta = with lib; {
diff --git a/pkgs/applications/window-managers/dwm/git.nix b/pkgs/applications/window-managers/dwm/git.nix
index 814b6167d17be..71e91b6093b3c 100644
--- a/pkgs/applications/window-managers/dwm/git.nix
+++ b/pkgs/applications/window-managers/dwm/git.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation {
   inherit patches;
 
   # Allow users to override the entire config file AFTER appying the patches
-  postPatch = stdenv.lib.optionalString (conf!=null) ''
+  postPatch = lib.optionalString (conf!=null) ''
     echo -n '${conf}' > config.def.h
   '';
 
diff --git a/pkgs/applications/window-managers/dzen2/default.nix b/pkgs/applications/window-managers/dzen2/default.nix
index 367c78ec5cac6..2be20bc6db0be 100644
--- a/pkgs/applications/window-managers/dzen2/default.nix
+++ b/pkgs/applications/window-managers/dzen2/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, libX11, libXft, libXinerama, libXpm }:
+{ lib, stdenv, fetchurl, pkgconfig, libX11, libXft, libXinerama, libXpm }:
 
 stdenv.mkDerivation {
   name = "dzen2-0.9.5";
@@ -30,8 +30,8 @@ stdenv.mkDerivation {
 
   meta = {
     homepage = "https://github.com/robm/dzen";
-    license = stdenv.lib.licenses.mit;
+    license = lib.licenses.mit;
     description = "X notification utility";
-    platforms = stdenv.lib.platforms.linux;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/window-managers/fluxbox/default.nix b/pkgs/applications/window-managers/fluxbox/default.nix
index b1a11d7153c23..4cc4601d0d443 100644
--- a/pkgs/applications/window-managers/fluxbox/default.nix
+++ b/pkgs/applications/window-managers/fluxbox/default.nix
@@ -1,10 +1,10 @@
-{ stdenv, fetchurl, pkgconfig
+{ lib, stdenv, fetchurl, pkgconfig
 , freetype, fribidi
 , libXext, libXft, libXpm, libXrandr, libXrender, xorgproto
 , libXinerama
 , imlib2 }:
 
-with stdenv.lib;
+with lib;
 stdenv.mkDerivation rec {
 
   pname = "fluxbox";
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
     substituteInPlace util/fluxbox-generate_menu.in \
       --subst-var-by PREFIX "$out"
   '';
-  
+
   meta = {
     description = "Full-featured, light-resource X window manager";
     longDescription = ''
diff --git a/pkgs/applications/window-managers/fvwm/default.nix b/pkgs/applications/window-managers/fvwm/default.nix
index 6b3f402975508..c691bcf59ed95 100644
--- a/pkgs/applications/window-managers/fvwm/default.nix
+++ b/pkgs/applications/window-managers/fvwm/default.nix
@@ -1,5 +1,5 @@
 { gestures ? false
-, stdenv, fetchurl, pkgconfig
+, lib, stdenv, fetchurl, pkgconfig
 , cairo, fontconfig, freetype, libXft, libXcursor, libXinerama
 , libXpm, libXt, librsvg, libpng, fribidi, perl
 , libstroke ? null
@@ -21,13 +21,13 @@ stdenv.mkDerivation rec {
     cairo fontconfig freetype
     libXft libXcursor libXinerama libXpm libXt
     librsvg libpng fribidi perl
-  ] ++ stdenv.lib.optional gestures libstroke;
+  ] ++ lib.optional gestures libstroke;
 
   meta = {
     homepage = "http://fvwm.org";
     description = "A multiple large virtual desktop window manager";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = with stdenv.lib.maintainers; [ edanaher ];
+    license = lib.licenses.gpl2Plus;
+    platforms = lib.platforms.linux;
+    maintainers = with lib.maintainers; [ edanaher ];
   };
 }
diff --git a/pkgs/applications/window-managers/herbstluftwm/default.nix b/pkgs/applications/window-managers/herbstluftwm/default.nix
index e547cea3c54ce..c4bdcb4ca753c 100644
--- a/pkgs/applications/window-managers/herbstluftwm/default.nix
+++ b/pkgs/applications/window-managers/herbstluftwm/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, cmake, pkgconfig, glib, libX11, libXext, libXinerama, libXrandr
+{ lib, stdenv, fetchurl, cmake, pkgconfig, glib, libX11, libXext, libXinerama, libXrandr
 , withDoc ? stdenv.buildPlatform == stdenv.targetPlatform, asciidoc ? null }:
 
 # Doc generation is disabled by default when cross compiling because asciidoc
@@ -17,19 +17,19 @@ stdenv.mkDerivation rec {
 
   outputs = [
     "out"
-  ] ++ stdenv.lib.optionals withDoc [
+  ] ++ lib.optionals withDoc [
     "doc"
     "man"
   ];
 
   cmakeFlags = [
     "-DCMAKE_INSTALL_SYSCONF_PREFIX=${placeholder "out"}/etc"
-  ] ++ stdenv.lib.optional (!withDoc) "-DWITH_DOCUMENTATION=OFF";
+  ] ++ lib.optional (!withDoc) "-DWITH_DOCUMENTATION=OFF";
 
   nativeBuildInputs = [
     cmake
     pkgconfig
-  ] ++ stdenv.lib.optional withDoc asciidoc;
+  ] ++ lib.optional withDoc asciidoc;
 
   buildInputs = [
     libX11
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "A manual tiling window manager for X";
     homepage = "https://herbstluftwm.org/";
-    license = stdenv.lib.licenses.bsd2;
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.bsd2;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/window-managers/hikari/default.nix b/pkgs/applications/window-managers/hikari/default.nix
index 8f9ec3e56a22c..89fa7f7ccf15a 100644
--- a/pkgs/applications/window-managers/hikari/default.nix
+++ b/pkgs/applications/window-managers/hikari/default.nix
@@ -43,7 +43,7 @@ stdenv.mkDerivation {
   enableParallelBuilding = true;
 
   # Must replace GNU Make by bmake
-  buildPhase = with stdenv.lib; concatStringsSep " " (
+  buildPhase = with lib; concatStringsSep " " (
     [ "bmake" "-j$NIX_BUILD_CORES" "PREFIX=$out" ]
     ++ optional stdenv.isLinux "WITH_POSIX_C_SOURCE=YES"
     ++ mapAttrsToList (feat: enabled:
diff --git a/pkgs/applications/window-managers/i3/blocks-gaps.nix b/pkgs/applications/window-managers/i3/blocks-gaps.nix
index f314f340beef4..9c97c72ad5df5 100644
--- a/pkgs/applications/window-managers/i3/blocks-gaps.nix
+++ b/pkgs/applications/window-managers/i3/blocks-gaps.nix
@@ -4,7 +4,7 @@
               "load_average" "memory" "volume" "wifi" ]
 }:
 
-with stdenv.lib;
+with lib;
 
 let
   perlscripts = [ "battery" "cpu_usage" "openvpn" "temperature" ];
diff --git a/pkgs/applications/window-managers/i3/blocks.nix b/pkgs/applications/window-managers/i3/blocks.nix
index bfd76b444375b..1574c587743be 100644
--- a/pkgs/applications/window-managers/i3/blocks.nix
+++ b/pkgs/applications/window-managers/i3/blocks.nix
@@ -1,6 +1,6 @@
-{ fetchFromGitHub, fetchpatch, stdenv, autoreconfHook, pkg-config }:
+{ fetchFromGitHub, fetchpatch, lib, stdenv, autoreconfHook, pkg-config }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation {
   pname = "i3blocks";
diff --git a/pkgs/applications/window-managers/i3/default.nix b/pkgs/applications/window-managers/i3/default.nix
index 999deed3c666e..d05b187ca78af 100644
--- a/pkgs/applications/window-managers/i3/default.nix
+++ b/pkgs/applications/window-managers/i3/default.nix
@@ -38,7 +38,7 @@ stdenv.mkDerivation rec {
   # https://github.com/NixOS/nixpkgs/issues/7957
   doCheck = false; # stdenv.hostPlatform.system == "x86_64-linux";
 
-  checkPhase = stdenv.lib.optionalString (stdenv.hostPlatform.system == "x86_64-linux")
+  checkPhase = lib.optionalString (stdenv.hostPlatform.system == "x86_64-linux")
   ''
     (cd testcases && xvfb-run ./complete-run.pl -p 1 --keep-xserver-output)
     ! grep -q '^not ok' testcases/latest/complete-run.log
diff --git a/pkgs/applications/window-managers/i3/layout-manager.nix b/pkgs/applications/window-managers/i3/layout-manager.nix
index a69a1cd5a33c1..8fd0364bb58c5 100644
--- a/pkgs/applications/window-managers/i3/layout-manager.nix
+++ b/pkgs/applications/window-managers/i3/layout-manager.nix
@@ -1,7 +1,7 @@
 { lib, stdenv, fetchFromGitHub, vim, makeWrapper, jq, rofi, xrandr, xdotool, i3, gawk, libnotify }:
 
 let
-  path = stdenv.lib.makeBinPath [ vim jq rofi xrandr xdotool i3 gawk libnotify ];
+  path = lib.makeBinPath [ vim jq rofi xrandr xdotool i3 gawk libnotify ];
 in
 
 stdenv.mkDerivation rec {
diff --git a/pkgs/applications/window-managers/i3/pystatus.nix b/pkgs/applications/window-managers/i3/pystatus.nix
index f8d12642999a9..404e7b41f556e 100644
--- a/pkgs/applications/window-managers/i3/pystatus.nix
+++ b/pkgs/applications/window-managers/i3/pystatus.nix
@@ -29,7 +29,7 @@ python3Packages.buildPythonApplication rec {
   makeWrapperArgs = [
     # LC_TIME != C results in locale.Error: unsupported locale setting
     "--set" "LC_TIME" "C"
-    "--suffix" "LD_LIBRARY_PATH" ":" "${stdenv.lib.makeLibraryPath [ libpulseaudio ]}"
+    "--suffix" "LD_LIBRARY_PATH" ":" "${lib.makeLibraryPath [ libpulseaudio ]}"
   ];
 
   postPatch = ''
diff --git a/pkgs/applications/window-managers/i3/status.nix b/pkgs/applications/window-managers/i3/status.nix
index 6005ca3ab3a6c..00fd501c80595 100644
--- a/pkgs/applications/window-managers/i3/status.nix
+++ b/pkgs/applications/window-managers/i3/status.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, libconfuse, yajl, alsaLib, libpulseaudio, libnl, pkgconfig, asciidoc, xmlto, docbook_xml_dtd_45, docbook_xsl }:
+{ fetchurl, lib, stdenv, libconfuse, yajl, alsaLib, libpulseaudio, libnl, pkgconfig, asciidoc, xmlto, docbook_xml_dtd_45, docbook_xsl }:
 
 stdenv.mkDerivation rec {
   name = "i3status-2.13";
@@ -22,8 +22,8 @@ stdenv.mkDerivation rec {
     description = "Generates a status line for i3bar, dzen2, xmobar or lemonbar";
     homepage = "https://i3wm.org";
     maintainers = [ ];
-    license = stdenv.lib.licenses.bsd3;
-    platforms = stdenv.lib.platforms.all;
+    license = lib.licenses.bsd3;
+    platforms = lib.platforms.all;
   };
 
 }
diff --git a/pkgs/applications/window-managers/ion-3/default.nix b/pkgs/applications/window-managers/ion-3/default.nix
index 57c91c2cfb724..8f172ac870036 100644
--- a/pkgs/applications/window-managers/ion-3/default.nix
+++ b/pkgs/applications/window-managers/ion-3/default.nix
@@ -1,12 +1,12 @@
-{ stdenv, fetchurl, xlibsWrapper, lua, gettext, groff }:
+{ lib, stdenv, fetchurl, xlibsWrapper, lua, gettext, groff }:
 
 stdenv.mkDerivation {
   name = "ion-3-20090110";
   meta = {
     description = "Tiling tabbed window manager designed with keyboard users in mind";
     homepage = "http://modeemi.fi/~tuomov/ion";
-    platforms = with stdenv.lib.platforms; linux;
-    license = stdenv.lib.licenses.lgpl21;
+    platforms = with lib.platforms; linux;
+    license = lib.licenses.lgpl21;
   };
   src = fetchurl {
     url = "http://tuomov.iki.fi/software/dl/ion-3-20090110.tar.gz";
diff --git a/pkgs/applications/window-managers/jwm/default.nix b/pkgs/applications/window-managers/jwm/default.nix
index 61ea1b2827337..510003e52ea9b 100644
--- a/pkgs/applications/window-managers/jwm/default.nix
+++ b/pkgs/applications/window-managers/jwm/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, pkgconfig, automake, autoconf, libtool, gettext
+{ lib, stdenv, fetchFromGitHub, pkgconfig, automake, autoconf, libtool, gettext
 , which, xorg, libX11, libXext, libXinerama, libXpm, libXft, libXau, libXdmcp
 , libXmu, libpng, libjpeg, expat, xorgproto, librsvg, freetype, fontconfig }:
 
@@ -43,8 +43,8 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "http://joewing.net/projects/jwm/";
     description = "Joe's Window Manager is a light-weight X11 window manager";
-    license = stdenv.lib.licenses.gpl2;
-    platforms = stdenv.lib.platforms.unix;
-    maintainers = [ stdenv.lib.maintainers.romildo ];
+    license = lib.licenses.gpl2;
+    platforms = lib.platforms.unix;
+    maintainers = [ lib.maintainers.romildo ];
   };
 }
diff --git a/pkgs/applications/window-managers/kbdd/default.nix b/pkgs/applications/window-managers/kbdd/default.nix
index de1a68a56bfb3..9496d306bc738 100644
--- a/pkgs/applications/window-managers/kbdd/default.nix
+++ b/pkgs/applications/window-managers/kbdd/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, pkgconfig, dbus-glib, autoreconfHook, xorg }:
+{ lib, stdenv, fetchFromGitHub, pkgconfig, dbus-glib, autoreconfHook, xorg }:
 
 stdenv.mkDerivation {
   pname = "kbdd";
@@ -17,8 +17,8 @@ stdenv.mkDerivation {
   meta = {
     description = "Simple daemon and library to make per window layout using XKB";
     homepage = "https://github.com/qnikst/kbdd";
-    license = stdenv.lib.licenses.gpl3;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.wedens ];
+    license = lib.licenses.gpl3;
+    platforms = lib.platforms.linux;
+    maintainers = [ lib.maintainers.wedens ];
   };
 }
diff --git a/pkgs/applications/window-managers/larswm/default.nix b/pkgs/applications/window-managers/larswm/default.nix
index b918c28938c1d..e9d400378e629 100644
--- a/pkgs/applications/window-managers/larswm/default.nix
+++ b/pkgs/applications/window-managers/larswm/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, imake, gccmakedep, libX11, libXext, libXmu }:
+{ lib, stdenv, fetchurl, imake, gccmakedep, libX11, libXext, libXmu }:
 
 stdenv.mkDerivation {
   name = "larswm-7.5.3";
@@ -17,7 +17,7 @@ stdenv.mkDerivation {
   meta = {
     homepage = "http://www.fnurt.net/larswm";
     description = "9wm-like tiling window manager";
-    license = stdenv.lib.licenses.free;
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.free;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/window-managers/leftwm/default.nix b/pkgs/applications/window-managers/leftwm/default.nix
index d0e883f89c8c5..712e9ab22c77b 100644
--- a/pkgs/applications/window-managers/leftwm/default.nix
+++ b/pkgs/applications/window-managers/leftwm/default.nix
@@ -1,7 +1,7 @@
 { lib, stdenv, fetchFromGitHub, rustPlatform, libX11, libXinerama, makeWrapper }:
 
 let
-    rpath = stdenv.lib.makeLibraryPath [ libXinerama libX11 ];
+    rpath = lib.makeLibraryPath [ libXinerama libX11 ];
 in
 
 rustPlatform.buildRustPackage rec {
diff --git a/pkgs/applications/window-managers/lemonbar/xft.nix b/pkgs/applications/window-managers/lemonbar/xft.nix
index a70e5a4dc5c08..b318b39709a7c 100644
--- a/pkgs/applications/window-managers/lemonbar/xft.nix
+++ b/pkgs/applications/window-managers/lemonbar/xft.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, perl, libxcb, libXft }:
+{ lib, stdenv, fetchFromGitHub, perl, libxcb, libXft }:
 
 stdenv.mkDerivation {
   name = "lemonbar-xft-unstable-2016-02-17";
@@ -18,6 +18,6 @@ stdenv.mkDerivation {
     description = "A lightweight xcb based bar with XFT-support";
     homepage = "https://github.com/krypt-n/bar";
     license = "Custom";
-    platforms = stdenv.lib.platforms.linux;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/window-managers/matchbox/default.nix b/pkgs/applications/window-managers/matchbox/default.nix
index 3c537d6c931b3..035fcd44dd37a 100644
--- a/pkgs/applications/window-managers/matchbox/default.nix
+++ b/pkgs/applications/window-managers/matchbox/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, libmatchbox, libX11, libXext }:
+{ lib, stdenv, fetchurl, pkgconfig, libmatchbox, libX11, libXext }:
 
 stdenv.mkDerivation rec {
   pname = "matchbox";
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "X window manager for non-desktop embedded systems";
     homepage = "https://www.yoctoproject.org/software-item/matchbox/";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2Plus;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/window-managers/openbox/default.nix b/pkgs/applications/window-managers/openbox/default.nix
index 39329e8004c5b..9b58bb1093dd8 100644
--- a/pkgs/applications/window-managers/openbox/default.nix
+++ b/pkgs/applications/window-managers/openbox/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, autoreconfHook, pkgconfig, python3
+{ lib, stdenv, fetchurl, autoreconfHook, pkgconfig, python3
 , libxml2, libXinerama, libXcursor, libXau, libXrandr, libICE, libSM
 , imlib2, pango, libstartup_notification, makeWrapper }:
 
@@ -62,7 +62,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "X window manager for non-desktop embedded systems";
     homepage = "http://openbox.org/";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.linux;
+    license = lib.licenses.gpl2Plus;
+    platforms = lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/window-managers/oroborus/default.nix b/pkgs/applications/window-managers/oroborus/default.nix
index 21b18a4917bd6..52ca2b710739b 100644
--- a/pkgs/applications/window-managers/oroborus/default.nix
+++ b/pkgs/applications/window-managers/oroborus/default.nix
@@ -1,10 +1,10 @@
-{ stdenv, fetchurl, pkgconfig
+{ lib, stdenv, fetchurl, pkgconfig
 , freetype, fribidi
 , libSM, libICE, libXt, libXaw, libXmu
 , libXext, libXft, libXpm, libXrandr
 , libXrender, xorgproto, libXinerama }:
 
-with stdenv.lib;
+with lib;
 stdenv.mkDerivation rec {
 
   pname = "oroborus";
diff --git a/pkgs/applications/window-managers/smallwm/default.nix b/pkgs/applications/window-managers/smallwm/default.nix
index b6d3821e8d063..9dd2a25e5cf35 100644
--- a/pkgs/applications/window-managers/smallwm/default.nix
+++ b/pkgs/applications/window-managers/smallwm/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub
+{ lib, stdenv, fetchFromGitHub
 , doxygen, graphviz, libX11, libXrandr }:
 
 stdenv.mkDerivation rec {
@@ -28,7 +28,7 @@ stdenv.mkDerivation rec {
     cp -r README.markdown doc/html doc/latex $out/share/doc/${pname}-${version}
   '';
 
-  meta = with stdenv.lib;{
+  meta = with lib;{
     description = "A small X window manager, extended from tinywm";
     homepage = "https://github.com/adamnew123456/SmallWM";
     license = licenses.bsd2;
diff --git a/pkgs/applications/window-managers/stumpwm/default.nix b/pkgs/applications/window-managers/stumpwm/default.nix
index 4db5343498c7c..0f8d933a06dbc 100644
--- a/pkgs/applications/window-managers/stumpwm/default.nix
+++ b/pkgs/applications/window-managers/stumpwm/default.nix
@@ -73,7 +73,7 @@ stdenv.mkDerivation {
 
     mkdir -p $out/share/stumpwm/modules
     cp -r modules/* $out/share/stumpwm/modules/
-    for d in ${stdenv.lib.concatStringsSep " " extraModulePaths}; do
+    for d in ${lib.concatStringsSep " " extraModulePaths}; do
       cp -r --no-preserve=mode "$d" $out/share/stumpwm/modules/
     done
 
@@ -81,7 +81,7 @@ stdenv.mkDerivation {
     cp $out/share/stumpwm/modules/util/stumpish/stumpish $out/bin/
     chmod +x $out/bin/stumpish
     wrapProgram $out/bin/stumpish \
-      --prefix PATH ":" "${stdenv.lib.makeBinPath [ rlwrap gnused gnugrep coreutils xprop ]}"
+      --prefix PATH ":" "${lib.makeBinPath [ rlwrap gnused gnugrep coreutils xprop ]}"
 
     # Paths in the compressed image $out/bin/stumpwm are not
     # recognized by Nix. Add explicit reference here.
diff --git a/pkgs/applications/window-managers/sway/contrib.nix b/pkgs/applications/window-managers/sway/contrib.nix
index e04a6e1cb78cc..caf34e543b7b4 100644
--- a/pkgs/applications/window-managers/sway/contrib.nix
+++ b/pkgs/applications/window-managers/sway/contrib.nix
@@ -34,7 +34,7 @@ grimshot = stdenv.mkDerivation rec {
 
     install -Dm 0755 contrib/grimshot $out/bin/grimshot
     wrapProgram $out/bin/grimshot --set PATH \
-      "${stdenv.lib.makeBinPath [
+      "${lib.makeBinPath [
         sway-unwrapped
         wl-clipboard
         coreutils
diff --git a/pkgs/applications/window-managers/sway/lock-fancy.nix b/pkgs/applications/window-managers/sway/lock-fancy.nix
index 710dff73452d2..bee1f925f60a9 100644
--- a/pkgs/applications/window-managers/sway/lock-fancy.nix
+++ b/pkgs/applications/window-managers/sway/lock-fancy.nix
@@ -3,7 +3,7 @@
 }:
 
 let
-  depsPath = stdenv.lib.makeBinPath [
+  depsPath = lib.makeBinPath [
     coreutils
     grim
     gawk
diff --git a/pkgs/applications/window-managers/tabbed/default.nix b/pkgs/applications/window-managers/tabbed/default.nix
index f0a427e683952..2eeae7f4da5ed 100644
--- a/pkgs/applications/window-managers/tabbed/default.nix
+++ b/pkgs/applications/window-managers/tabbed/default.nix
@@ -1,6 +1,6 @@
-{stdenv, fetchgit, xorgproto, libX11, libXft, customConfig ? null, patches ? [] }:
+{lib, stdenv, fetchgit, xorgproto, libX11, libXft, customConfig ? null, patches ? [] }:
 
-with stdenv.lib;
+with lib;
 
 stdenv.mkDerivation {
   name = "tabbed-20180310";
@@ -13,7 +13,7 @@ stdenv.mkDerivation {
 
   inherit patches;
 
-  postPatch = stdenv.lib.optionalString (customConfig != null) ''
+  postPatch = lib.optionalString (customConfig != null) ''
     cp ${builtins.toFile "config.h" customConfig} ./config.h
   '';
 
diff --git a/pkgs/applications/window-managers/taffybar/default.nix b/pkgs/applications/window-managers/taffybar/default.nix
index 681a5baec82c4..cc457f8158994 100644
--- a/pkgs/applications/window-managers/taffybar/default.nix
+++ b/pkgs/applications/window-managers/taffybar/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, ghcWithPackages, makeWrapper, packages ? (x: []) }:
+{ lib, stdenv, ghcWithPackages, makeWrapper, packages ? (x: []) }:
 
 let
 taffybarEnv = ghcWithPackages (self: [ self.taffybar ] ++ packages self);
@@ -14,7 +14,7 @@ in stdenv.mkDerivation {
   '';
 
   meta = {
-    platforms = stdenv.lib.platforms.unix;
-    license = stdenv.lib.licenses.bsd3;
+    platforms = lib.platforms.unix;
+    license = lib.licenses.bsd3;
   };
 }
diff --git a/pkgs/applications/window-managers/tinywm/default.nix b/pkgs/applications/window-managers/tinywm/default.nix
index d6ff4ad51a2ec..8fa6a84b721de 100644
--- a/pkgs/applications/window-managers/tinywm/default.nix
+++ b/pkgs/applications/window-managers/tinywm/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub
+{ lib, stdenv, fetchFromGitHub
 , libX11 }:
 
 stdenv.mkDerivation rec {
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
     install -m644 annotated.c README -t $out/share/doc/${pname}-${version}
   '';
 
-  meta = with stdenv.lib;{
+  meta = with lib;{
     description = "A tiny window manger for X11";
     longDescription = ''
 
diff --git a/pkgs/applications/window-managers/weston/default.nix b/pkgs/applications/window-managers/weston/default.nix
index a1f3b3708a42c..3a11444bcf441 100644
--- a/pkgs/applications/window-managers/weston/default.nix
+++ b/pkgs/applications/window-managers/weston/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, meson, ninja, pkg-config, wayland
+{ lib, stdenv, fetchurl, meson, ninja, pkg-config, wayland
 , libGL, mesa, libxkbcommon, cairo, libxcb
 , libXcursor, xlibsWrapper, udev, libdrm, mtdev, libjpeg, pam, dbus, libinput, libevdev
 , colord, lcms2, pipewire ? null
@@ -7,7 +7,7 @@
 # beware of null defaults, as the parameters *are* supplied by callPackage by default
 }:
 
-with stdenv.lib;
+with lib;
 stdenv.mkDerivation rec {
   pname = "weston";
   version = "9.0.0";
diff --git a/pkgs/applications/window-managers/windowlab/default.nix b/pkgs/applications/window-managers/windowlab/default.nix
index 1bbdb7a460fd9..134dd525ce017 100644
--- a/pkgs/applications/window-managers/windowlab/default.nix
+++ b/pkgs/applications/window-managers/windowlab/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig
+{ lib, stdenv, fetchurl, pkgconfig
 , libX11, libXext, libXft }:
 
 let version = "1.40"; in
@@ -26,7 +26,7 @@ stdenv.mkDerivation {
       sed "s|/usr/local|$out|g" Makefile.orig >> Makefile
     '';
 
-  meta = with stdenv.lib;
+  meta = with lib;
     { description = "Small and simple stacking window manager";
       homepage    = "http://nickgravgaard.com/windowlab/";
       license     = licenses.gpl2;
diff --git a/pkgs/applications/window-managers/wio/default.nix b/pkgs/applications/window-managers/wio/default.nix
index b001b6a64f960..301b0184e9c73 100644
--- a/pkgs/applications/window-managers/wio/default.nix
+++ b/pkgs/applications/window-managers/wio/default.nix
@@ -37,7 +37,7 @@ stdenv.mkDerivation rec {
 
   postInstall = ''
     wrapProgram $out/bin/wio \
-      --prefix PATH ":" "${stdenv.lib.makeBinPath [ alacritty cage ]}"
+      --prefix PATH ":" "${lib.makeBinPath [ alacritty cage ]}"
   '';
 
   meta = with lib; {
diff --git a/pkgs/applications/window-managers/wmii-hg/default.nix b/pkgs/applications/window-managers/wmii-hg/default.nix
index 721e618b1d435..f51dbfbee5ab9 100644
--- a/pkgs/applications/window-managers/wmii-hg/default.nix
+++ b/pkgs/applications/window-managers/wmii-hg/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, unzip, pkgconfig, libixp_hg, txt2tags, dash, python, which
+{ lib, stdenv, fetchurl, unzip, pkgconfig, libixp_hg, txt2tags, dash, python, which
 , libX11 , libXrender, libXext, libXinerama, libXrandr, libXft }:
 
 stdenv.mkDerivation rec {
@@ -39,9 +39,9 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://suckless.org/"; # https://wmii.suckless.org/ does not exist anymore
     description = "A small window manager controlled by a 9P filesystem";
-    maintainers = with stdenv.lib.maintainers; [ kovirobi ];
-    license = stdenv.lib.licenses.mit;
+    maintainers = with lib.maintainers; [ kovirobi ];
+    license = lib.licenses.mit;
     inherit version;
-    platforms = with stdenv.lib.platforms; linux;
+    platforms = with lib.platforms; linux;
   };
 }
diff --git a/pkgs/applications/window-managers/xmonad/log-applet/default.nix b/pkgs/applications/window-managers/xmonad/log-applet/default.nix
index 744ae62579078..c75a481e19a89 100644
--- a/pkgs/applications/window-managers/xmonad/log-applet/default.nix
+++ b/pkgs/applications/window-managers/xmonad/log-applet/default.nix
@@ -20,9 +20,9 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [ glib dbus-glib xorg.xcbutilwm ]
-    ++ stdenv.lib.optionals (desktopSupport == "gnomeflashback") [ gtk3 gnome3.gnome-panel ]
-    ++ stdenv.lib.optionals (desktopSupport == "mate") [ gtk3 mate.mate-panel ]
-    ++ stdenv.lib.optionals (desktopSupport == "xfce4") [ gtk2 libxfce4util xfce4-panel ]
+    ++ lib.optionals (desktopSupport == "gnomeflashback") [ gtk3 gnome3.gnome-panel ]
+    ++ lib.optionals (desktopSupport == "mate") [ gtk3 mate.mate-panel ]
+    ++ lib.optionals (desktopSupport == "xfce4") [ gtk2 libxfce4util xfce4-panel ]
   ;
 
   nativeBuildInputs = [ autoreconfHook pkgconfig ];
diff --git a/pkgs/applications/window-managers/yeahwm/default.nix b/pkgs/applications/window-managers/yeahwm/default.nix
index a8323ff1d386f..3cf997c22c298 100644
--- a/pkgs/applications/window-managers/yeahwm/default.nix
+++ b/pkgs/applications/window-managers/yeahwm/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl
+{ lib, stdenv, fetchurl
 , lesstif
 , libX11, libXext, libXmu, libXinerama }:
 
@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
     install -m644 yeahwm.1.gz ${placeholder "out"}/share/man/man1/
   '';
 
-  meta = with stdenv.lib;{
+  meta = with lib;{
     description = "An X window manager based on evilwm and aewm";
     longDescription = ''
       YeahWM is a h* window manager for X based on evilwm and aewm.