pkgs/applications: pkgconfig -> pkg-config

40 files changed, 81 insertions, 81 deletions

diff --git a/pkgs/applications/networking/instant-messengers/baresip/default.nix b/pkgs/applications/networking/instant-messengers/baresip/default.nix
index d947fa76dff23..77a7dcca74758 100644
--- a/pkgs/applications/networking/instant-messengers/baresip/default.nix
+++ b/pkgs/applications/networking/instant-messengers/baresip/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, zlib, openssl, libre, librem, pkgconfig, gst_all_1
+{ lib, stdenv, fetchurl, zlib, openssl, libre, librem, pkg-config, gst_all_1
 , cairo, mpg123, alsaLib, SDL, libv4l, celt, libsndfile, srtp, ffmpeg_3
 , gsm, speex, portaudio, spandsp, libuuid, libvpx
 }:
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     url = "http://www.creytiv.com/pub/baresip-${version}.tar.gz";
     sha256 = "13di0ycdcr2q2a20mjvyaqfmvk5xldwqaxklqsz7470jnbc5n0rb";
   };
-  nativeBuildInputs = [ pkgconfig ];
+  nativeBuildInputs = [ pkg-config ];
   buildInputs = [zlib openssl libre librem cairo mpg123
     alsaLib SDL libv4l celt libsndfile srtp ffmpeg_3 gsm speex portaudio spandsp libuuid
     libvpx
diff --git a/pkgs/applications/networking/instant-messengers/bitlbee-discord/default.nix b/pkgs/applications/networking/instant-messengers/bitlbee-discord/default.nix
index 4af62e05c930d..543a5f52c979f 100644
--- a/pkgs/applications/networking/instant-messengers/bitlbee-discord/default.nix
+++ b/pkgs/applications/networking/instant-messengers/bitlbee-discord/default.nix
@@ -1,4 +1,4 @@
-{ lib, fetchFromGitHub, stdenv, bitlbee, autoreconfHook, pkgconfig, glib }:
+{ lib, fetchFromGitHub, stdenv, bitlbee, autoreconfHook, pkg-config, glib }:
 
 with lib;
 stdenv.mkDerivation rec {
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
     sha256 = "00qgdvrp7hv02n0ns685igp810zxmv3adsama8601122al6x041n";
   };
 
-  nativeBuildInputs = [ autoreconfHook pkgconfig ];
+  nativeBuildInputs = [ autoreconfHook pkg-config ];
   buildInputs = [ bitlbee ];
 
   preConfigure = ''
diff --git a/pkgs/applications/networking/instant-messengers/bitlbee-facebook/default.nix b/pkgs/applications/networking/instant-messengers/bitlbee-facebook/default.nix
index 76cf10e7b1404..8023c70fe5fd0 100644
--- a/pkgs/applications/networking/instant-messengers/bitlbee-facebook/default.nix
+++ b/pkgs/applications/networking/instant-messengers/bitlbee-facebook/default.nix
@@ -1,4 +1,4 @@
-{ lib, fetchFromGitHub, stdenv, bitlbee, autoconf, automake, libtool, pkgconfig, glib, json-glib }:
+{ lib, fetchFromGitHub, stdenv, bitlbee, autoconf, automake, libtool, pkg-config, glib, json-glib }:
 
 with lib;
 stdenv.mkDerivation rec {
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
     sha256 = "1yjhjhk3jzjip13lq009vlg84lm2lzwhac5jy0aq3vkcz6rp94rc";
   };
 
-  nativeBuildInputs = [ autoconf automake libtool pkgconfig ];
+  nativeBuildInputs = [ autoconf automake libtool pkg-config ];
 
   buildInputs = [ bitlbee json-glib ];
 
diff --git a/pkgs/applications/networking/instant-messengers/bitlbee-mastodon/default.nix b/pkgs/applications/networking/instant-messengers/bitlbee-mastodon/default.nix
index ce94ab6265931..f1b2df658a6b6 100644
--- a/pkgs/applications/networking/instant-messengers/bitlbee-mastodon/default.nix
+++ b/pkgs/applications/networking/instant-messengers/bitlbee-mastodon/default.nix
@@ -1,4 +1,4 @@
-{ lib, fetchgit, stdenv, bitlbee, autoreconfHook, pkgconfig, glib }:
+{ lib, fetchgit, stdenv, bitlbee, autoreconfHook, pkg-config, glib }:
 
 with lib;
 stdenv.mkDerivation rec {
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
     sha256 = "0a8196pyr6bjnqg82zn7jdhiv7xsg4npbpzalla1i2h99j30q8pk";
   };
 
-  nativeBuildInputs = [ autoreconfHook pkgconfig ];
+  nativeBuildInputs = [ autoreconfHook pkg-config ];
   buildInputs = [ bitlbee ];
 
   preConfigure = ''
diff --git a/pkgs/applications/networking/instant-messengers/bitlbee-steam/default.nix b/pkgs/applications/networking/instant-messengers/bitlbee-steam/default.nix
index 57ea99ee92120..14464247659cf 100644
--- a/pkgs/applications/networking/instant-messengers/bitlbee-steam/default.nix
+++ b/pkgs/applications/networking/instant-messengers/bitlbee-steam/default.nix
@@ -1,4 +1,4 @@
-{ lib, fetchFromGitHub, stdenv, bitlbee, autoconf, automake, libtool, pkgconfig, glib, libgcrypt }:
+{ lib, fetchFromGitHub, stdenv, bitlbee, autoconf, automake, libtool, pkg-config, glib, libgcrypt }:
 
 with lib;
 stdenv.mkDerivation rec {
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
     sha256 = "121r92mgwv445wwxzh35n19fs5k81ihr0j19k256ia5502b1xxaq";
   };
 
-  nativeBuildInputs = [ pkgconfig ];
+  nativeBuildInputs = [ pkg-config ];
   buildInputs = [ bitlbee autoconf automake libtool libgcrypt ];
 
   preConfigure = ''
diff --git a/pkgs/applications/networking/instant-messengers/bitlbee/default.nix b/pkgs/applications/networking/instant-messengers/bitlbee/default.nix
index 022fde67365c4..1a83a04a1fa8b 100644
--- a/pkgs/applications/networking/instant-messengers/bitlbee/default.nix
+++ b/pkgs/applications/networking/instant-messengers/bitlbee/default.nix
@@ -1,4 +1,4 @@
-{ lib, fetchurl, fetchpatch, stdenv, gnutls, glib, pkgconfig, check, libotr, python
+{ lib, fetchurl, fetchpatch, stdenv, gnutls, glib, pkg-config, check, libotr, python
 , enableLibPurple ? false, pidgin ? null
 , enablePam ? false, pam ? null
 }:
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
     sha256 = "0zhhcbcr59sx9h4maf8zamzv2waya7sbsl7w74gbyilvy93dw5cz";
   };
 
-  nativeBuildInputs = [ pkgconfig ] ++ optional doCheck check;
+  nativeBuildInputs = [ pkg-config ] ++ optional doCheck check;
 
   buildInputs = [ gnutls libotr python ]
     ++ optional enableLibPurple pidgin
diff --git a/pkgs/applications/networking/instant-messengers/chatterino2/default.nix b/pkgs/applications/networking/instant-messengers/chatterino2/default.nix
index 617c02de26353..f9789cfda4184 100644
--- a/pkgs/applications/networking/instant-messengers/chatterino2/default.nix
+++ b/pkgs/applications/networking/instant-messengers/chatterino2/default.nix
@@ -1,4 +1,4 @@
-{ mkDerivation, stdenv, lib, pkgconfig, fetchFromGitHub, qtbase, qtsvg, qtmultimedia, qmake, boost, openssl, wrapQtAppsHook }:
+{ mkDerivation, stdenv, lib, pkg-config, fetchFromGitHub, qtbase, qtsvg, qtmultimedia, qmake, boost, openssl, wrapQtAppsHook }:
 
 mkDerivation rec {
   pname = "chatterino2";
@@ -10,7 +10,7 @@ mkDerivation rec {
     sha256 = "026cs48hmqkv7k4akbm205avj2pn3x1g7q46chwa707k9km325dz";
     fetchSubmodules = true;
   };
-  nativeBuildInputs = [ qmake pkgconfig wrapQtAppsHook ];
+  nativeBuildInputs = [ qmake pkg-config wrapQtAppsHook ];
   buildInputs = [ qtbase qtsvg qtmultimedia boost openssl ];
   postInstall = lib.optionalString stdenv.isDarwin ''
     mkdir -p "$out/Applications"
diff --git a/pkgs/applications/networking/instant-messengers/coyim/default.nix b/pkgs/applications/networking/instant-messengers/coyim/default.nix
index d16ad19428fc6..0de7e264ec41b 100644
--- a/pkgs/applications/networking/instant-messengers/coyim/default.nix
+++ b/pkgs/applications/networking/instant-messengers/coyim/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, buildGoPackage, fetchFromGitHub, pkgconfig,
+{ lib, stdenv, buildGoPackage, fetchFromGitHub, pkg-config,
   cairo, gdk-pixbuf, glib, gnome3, wrapGAppsHook, gtk3 }:
 
 buildGoPackage rec {
@@ -14,7 +14,7 @@ buildGoPackage rec {
     sha256 = "1g8nf56j17rdhhj7pv3ha1rb2mfc0mdvyzl35pgcki08w7iw08j3";
   };
 
-  nativeBuildInputs = [ pkgconfig wrapGAppsHook ];
+  nativeBuildInputs = [ pkg-config wrapGAppsHook ];
 
   buildInputs = [ glib cairo gdk-pixbuf gtk3 gnome3.adwaita-icon-theme ];
 
diff --git a/pkgs/applications/networking/instant-messengers/dino/default.nix b/pkgs/applications/networking/instant-messengers/dino/default.nix
index 8e6725d6067f5..0474f21a2b928 100644
--- a/pkgs/applications/networking/instant-messengers/dino/default.nix
+++ b/pkgs/applications/networking/instant-messengers/dino/default.nix
@@ -1,5 +1,5 @@
 { lib, stdenv, fetchFromGitHub
-, vala, cmake, ninja, wrapGAppsHook, pkgconfig, gettext
+, vala, cmake, ninja, wrapGAppsHook, pkg-config, gettext
 , gobject-introspection, gnome3, glib, gdk-pixbuf, gtk3, glib-networking
 , xorg, libXdmcp, libxkbcommon
 , libnotify, libsoup, libgee
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
     vala
     cmake
     ninja
-    pkgconfig
+    pkg-config
     wrapGAppsHook
     gettext
   ];
diff --git a/pkgs/applications/networking/instant-messengers/freetalk/default.nix b/pkgs/applications/networking/instant-messengers/freetalk/default.nix
index 2fe770e56ebfd..4c28e346a124c 100644
--- a/pkgs/applications/networking/instant-messengers/freetalk/default.nix
+++ b/pkgs/applications/networking/instant-messengers/freetalk/default.nix
@@ -1,11 +1,11 @@
 { lib, stdenv, fetchFromGitHub
-, guile, pkgconfig, glib, loudmouth, gmp, libidn, readline, libtool
+, guile, pkg-config, glib, loudmouth, gmp, libidn, readline, libtool
 , libunwind, ncurses, curl, jansson, texinfo
 , automake, autoconf }:
 stdenv.mkDerivation rec {
   pname = "freetalk";
   version = "4.1";
-  
+
   src = fetchFromGitHub {
     owner = "GNUFreetalk";
     repo = "freetalk";
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
     ./autogen.sh
   '';
 
-  nativeBuildInputs = [ pkgconfig texinfo autoconf automake ];
+  nativeBuildInputs = [ pkg-config texinfo autoconf automake ];
   buildInputs = [
     guile glib loudmouth gmp libidn readline libtool
     libunwind ncurses curl jansson
diff --git a/pkgs/applications/networking/instant-messengers/linphone/default.nix b/pkgs/applications/networking/instant-messengers/linphone/default.nix
index 1344440eafc83..a3df74a00161c 100644
--- a/pkgs/applications/networking/instant-messengers/linphone/default.nix
+++ b/pkgs/applications/networking/instant-messengers/linphone/default.nix
@@ -36,7 +36,7 @@
 , openldap
 , ortp
 , pango
-, pkgconfig
+, pkg-config
 , python
 , qtbase
 , qtgraphicaleffects
@@ -125,7 +125,7 @@ mkDerivation rec {
     graphviz
     intltool
     makeWrapper
-    pkgconfig
+    pkg-config
   ];
 
   cmakeFlags = [
diff --git a/pkgs/applications/networking/instant-messengers/mcabber/default.nix b/pkgs/applications/networking/instant-messengers/mcabber/default.nix
index 8e5642855a39c..7c5bff9408480 100644
--- a/pkgs/applications/networking/instant-messengers/mcabber/default.nix
+++ b/pkgs/applications/networking/instant-messengers/mcabber/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, openssl, ncurses, pkgconfig, glib, loudmouth, libotr
+{ lib, stdenv, fetchurl, openssl, ncurses, pkg-config, glib, loudmouth, libotr
 , gpgme
 }:
 
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
     sha256 = "0q1i5acyghsmzas88qswvki8kkk2nfpr8zapgnxbcd3lwcxl38f4";
   };
 
-  nativeBuildInputs = [ pkgconfig ];
+  nativeBuildInputs = [ pkg-config ];
   buildInputs = [ openssl ncurses glib loudmouth libotr gpgme ];
 
   configureFlags = [
diff --git a/pkgs/applications/networking/instant-messengers/mirage/default.nix b/pkgs/applications/networking/instant-messengers/mirage/default.nix
index bcf3279d6a085..3b6b9bfc6f915 100644
--- a/pkgs/applications/networking/instant-messengers/mirage/default.nix
+++ b/pkgs/applications/networking/instant-messengers/mirage/default.nix
@@ -1,5 +1,5 @@
 { lib, stdenv, mkDerivation, fetchFromGitHub
-, qmake, pkgconfig, olm, wrapQtAppsHook
+, qmake, pkg-config, olm, wrapQtAppsHook
 , qtbase, qtquickcontrols2, qtkeychain, qtmultimedia, qttools, qtgraphicaleffects
 , python3Packages, pyotherside, libXScrnSaver
 }:
@@ -23,7 +23,7 @@ mkDerivation rec {
     fetchSubmodules = true;
   };
 
-  nativeBuildInputs = [ pkgconfig qmake wrapQtAppsHook python3Packages.wrapPython ];
+  nativeBuildInputs = [ pkg-config qmake wrapQtAppsHook python3Packages.wrapPython ];
 
   buildInputs = [
     qtbase qtmultimedia
diff --git a/pkgs/applications/networking/instant-messengers/nheko/default.nix b/pkgs/applications/networking/instant-messengers/nheko/default.nix
index a26d3c41b221e..48adc6f03cfdb 100644
--- a/pkgs/applications/networking/instant-messengers/nheko/default.nix
+++ b/pkgs/applications/networking/instant-messengers/nheko/default.nix
@@ -19,7 +19,7 @@
 , spdlog
 , fmt
 , olm
-, pkgconfig
+, pkg-config
 , nlohmann_json
 }:
 
@@ -37,7 +37,7 @@ mkDerivation rec {
   nativeBuildInputs = [
     lmdbxx
     cmake
-    pkgconfig
+    pkg-config
   ];
 
   buildInputs = [
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/carbons/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/carbons/default.nix
index 2bb347611b832..46f8458f15332 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/carbons/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/carbons/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, libxml2, pidgin, pkgconfig, fetchFromGitHub } :
+{ lib, stdenv, libxml2, pidgin, pkg-config, fetchFromGitHub } :
 
 stdenv.mkDerivation rec {
   pname = "pidgin-carbons";
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
 
   makeFlags = [ "PURPLE_PLUGIN_DIR=$(out)/lib/pidgin" ];
 
-  nativeBuildInputs = [ pkgconfig ];
+  nativeBuildInputs = [ pkg-config ];
   buildInputs = [ libxml2 pidgin ];
 
   meta = with lib; {
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-latex/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-latex/default.nix
index 2127fe7ff5be6..1250e3877b96b 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-latex/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-latex/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, pidgin, texLive, imagemagick, glib, gtk2 }:
+{ lib, stdenv, fetchurl, pkg-config, pidgin, texLive, imagemagick, glib, gtk2 }:
 
 let version = "1.5.0";
 in
@@ -11,7 +11,7 @@ stdenv.mkDerivation {
     sha256 = "9c850aee90d7e59de834f83e09fa6e3e51b123f06e265ead70957608ada95441";
   };
 
-  nativeBuildInputs = [pkgconfig];
+  nativeBuildInputs = [pkg-config];
   buildInputs = [gtk2 glib pidgin];
   makeFlags = [ "PREFIX=$(out)" ];
 
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-mra/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-mra/default.nix
index b2a203192133a..a168eb984c337 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-mra/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-mra/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchgit, pkgconfig, pidgin } :
+{ lib, stdenv, fetchgit, pkg-config, pidgin } :
 
 let
   version = "54b2992";
@@ -13,7 +13,7 @@ stdenv.mkDerivation {
     sha256 = "1adq57g11kw7bfpivyvfk3nlpjkc8raiw4bzn3gn4nx3m0wl99vw";
   };
 
-  nativeBuildInputs = [ pkgconfig ];
+  nativeBuildInputs = [ pkg-config ];
   buildInputs = [ pidgin ];
 
   postPatch = ''
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-opensteamworks/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-opensteamworks/default.nix
index f72dd198b60f0..9af8b0aff77b5 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-opensteamworks/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-opensteamworks/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchFromGitHub, pkgconfig, pidgin, glib, json-glib, nss, nspr
+{ lib, stdenv, fetchFromGitHub, pkg-config, pidgin, glib, json-glib, nss, nspr
 , libsecret
 } :
 
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
   ];
 
   nativeBuildInputs = [
-    pkgconfig
+    pkg-config
   ];
   buildInputs = [
     pidgin glib json-glib nss nspr libsecret
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-skypeweb/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-skypeweb/default.nix
index 59afb8bd65b0b..d7c3c6cacabd9 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-skypeweb/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-skypeweb/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchFromGitHub, pkgconfig, pidgin, json-glib }:
+{ lib, stdenv, fetchFromGitHub, pkg-config, pidgin, json-glib }:
 
 stdenv.mkDerivation rec {
   pname = "pidgin-skypeweb";
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
     sourceRoot=$(echo */skypeweb)
   '';
 
-  nativeBuildInputs = [ pkgconfig ];
+  nativeBuildInputs = [ pkg-config ];
   buildInputs = [ pidgin json-glib ];
 
   PKG_CONFIG_PURPLE_PLUGINDIR = "${placeholder "out"}/lib/purple-2";
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-discord/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-discord/default.nix
index 8128d0af7b7f6..10cbcb6c1d298 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-discord/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-discord/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchFromGitHub, pkgconfig, pidgin, json-glib }:
+{ lib, stdenv, fetchFromGitHub, pkg-config, pidgin, json-glib }:
 
 stdenv.mkDerivation {
   pname = "purple-discord";
@@ -11,7 +11,7 @@ stdenv.mkDerivation {
     sha256 = "0dc344zh1v4yh9c8javcw5ylzwc1wpx0ih8bww8p8cjmhr8kcl32";
   };
 
-  nativeBuildInputs = [ pkgconfig ];
+  nativeBuildInputs = [ pkg-config ];
   buildInputs = [ pidgin json-glib ];
 
   PKG_CONFIG_PURPLE_PLUGINDIR = "${placeholder "out"}/lib/purple-2";
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-matrix/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-matrix/default.nix
index 75be98506aec9..2862e4df796a2 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-matrix/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-matrix/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchFromGitHub, pkgconfig, pidgin, json-glib, glib, http-parser, sqlite, olm, libgcrypt } :
+{ lib, stdenv, fetchFromGitHub, pkg-config, pidgin, json-glib, glib, http-parser, sqlite, olm, libgcrypt } :
 
 stdenv.mkDerivation rec {
   pname = "purple-matrix-unstable";
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
     "-O3" "-Wno-error"
   ];
 
-  nativeBuildInputs = [ pkgconfig ];
+  nativeBuildInputs = [ pkg-config ];
   buildInputs = [ pidgin json-glib glib http-parser sqlite olm libgcrypt ];
 
   makeFlags = [
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-slack/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-slack/default.nix
index 547cd2b14278d..9f5f9a2bda1e3 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-slack/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-slack/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchFromGitHub, pidgin, pkgconfig }:
+{ lib, stdenv, fetchFromGitHub, pidgin, pkg-config }:
 
 stdenv.mkDerivation {
   pname = "purple-slack-unstable";
@@ -11,7 +11,7 @@ stdenv.mkDerivation {
     sha256 = "1sksqshiwldd32k8jmiflp2pcax31ym6rypr4qa4v5vdn907g80m";
   };
 
-  nativeBuildInputs = [ pkgconfig ];
+  nativeBuildInputs = [ pkg-config ];
   buildInputs = [ pidgin ];
 
   PKG_CONFIG_PURPLE_PLUGINDIR = "${placeholder "out"}/lib/purple-2";
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/skype4pidgin/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/skype4pidgin/default.nix
index c53ad0e2b3fcf..6e14ee1a2b889 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/skype4pidgin/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/skype4pidgin/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, pidgin, libnotify, gdk-pixbuf, glib, dbus
+{ lib, stdenv, fetchurl, pkg-config, pidgin, libnotify, gdk-pixbuf, glib, dbus
 , dbus-glib }:
 
 stdenv.mkDerivation rec {
@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
 
   postInstall = "ln -s \$out/lib/pidgin \$out/share/pidgin-otr";
 
-  nativeBuildInputs = [ pkgconfig ];
+  nativeBuildInputs = [ pkg-config ];
   buildInputs = [ pidgin libnotify gdk-pixbuf glib dbus dbus-glib ];
 
   meta = {
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/telegram-purple/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/telegram-purple/default.nix
index a5593624691b8..527af9ed98db6 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/telegram-purple/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/telegram-purple/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchgit, pkgconfig, pidgin, libwebp, libgcrypt, gettext } :
+{ lib, stdenv, fetchgit, pkg-config, pidgin, libwebp, libgcrypt, gettext } :
 
 let
   version = "1.3.1";
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
 
   NIX_CFLAGS_COMPILE = "-Wno-error=cast-function-type";
 
-  nativeBuildInputs = [ pkgconfig ];
+  nativeBuildInputs = [ pkg-config ];
   buildInputs = [ pidgin libwebp libgcrypt gettext ];
 
   preConfigure = ''
diff --git a/pkgs/applications/networking/instant-messengers/pidgin/default.nix b/pkgs/applications/networking/instant-messengers/pidgin/default.nix
index c956864b83d78..65b9c245a383e 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, makeWrapper, pkgconfig, gtk2, gtk2-x11
+{ stdenv, fetchurl, makeWrapper, pkg-config, gtk2, gtk2-x11
 , gtkspell2, aspell
 , gst_all_1, startupnotification, gettext
 , perlPackages, libxml2, nss, nspr, farstream
@@ -44,7 +44,7 @@ let unwrapped = stdenv.mkDerivation rec {
   ++ (lib.optional (stdenv.isDarwin) gtk2-x11);
 
 
-  propagatedBuildInputs = [ pkgconfig gettext ]
+  propagatedBuildInputs = [ pkg-config gettext ]
     ++ (with perlPackages; [ perl XMLParser ])
     ++ (lib.optional (stdenv.isLinux) gtk2)
     ++ (lib.optional (stdenv.isDarwin) gtk2-x11);
diff --git a/pkgs/applications/networking/instant-messengers/poezio/default.nix b/pkgs/applications/networking/instant-messengers/poezio/default.nix
index 8dc70d6d79212..df6e675fecb64 100644
--- a/pkgs/applications/networking/instant-messengers/poezio/default.nix
+++ b/pkgs/applications/networking/instant-messengers/poezio/default.nix
@@ -1,5 +1,5 @@
 { lib, buildPythonApplication, fetchFromGitHub, pythonOlder
-, pytest, aiodns, slixmpp, pyinotify, potr, mpd2, cffi, pkgconfig, setuptools }:
+, pytest, aiodns, slixmpp, pyinotify, potr, mpd2, cffi, pkg-config, setuptools }:
 buildPythonApplication rec {
     pname = "poezio";
     version = "0.13.1";
@@ -8,7 +8,7 @@ buildPythonApplication rec {
 
     checkInputs = [ pytest ];
     propagatedBuildInputs = [ aiodns slixmpp pyinotify potr mpd2 cffi setuptools ];
-    nativeBuildInputs = [ pkgconfig ];
+    nativeBuildInputs = [ pkg-config ];
 
     src = fetchFromGitHub {
       owner = pname;
diff --git a/pkgs/applications/networking/instant-messengers/pond/default.nix b/pkgs/applications/networking/instant-messengers/pond/default.nix
index 2ea7c9502c25c..4c059cb20d831 100644
--- a/pkgs/applications/networking/instant-messengers/pond/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pond/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, buildGoPackage, trousers, dclxvi, wrapGAppsHook, pkgconfig, gtk3, gtkspell3,
+{ lib, stdenv, buildGoPackage, trousers, dclxvi, wrapGAppsHook, pkg-config, gtk3, gtkspell3,
   fetchgit }:
 
 let
@@ -19,7 +19,7 @@ buildGoPackage rec {
 
   goDeps = ./deps.nix;
 
-  nativeBuildInputs = [ pkgconfig ];
+  nativeBuildInputs = [ pkg-config ];
   buildInputs = [ trousers gtk3 gtkspell3 ]
     ++ lib.optional stdenv.hostPlatform.isx86_64 dclxvi
     ++ lib.optionals gui [ wrapGAppsHook ];
diff --git a/pkgs/applications/networking/instant-messengers/profanity/default.nix b/pkgs/applications/networking/instant-messengers/profanity/default.nix
index 4630a37781f72..c373d23948b89 100644
--- a/pkgs/applications/networking/instant-messengers/profanity/default.nix
+++ b/pkgs/applications/networking/instant-messengers/profanity/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchFromGitHub, autoreconfHook, pkgconfig, glib, openssl
+{ lib, stdenv, fetchFromGitHub, autoreconfHook, pkg-config, glib, openssl
 , glibcLocales, expect, ncurses, libotr, curl, readline, libuuid
 , cmocka, libmicrohttpd, expat, sqlite, libmesode, autoconf-archive
 
@@ -37,7 +37,7 @@ stdenv.mkDerivation rec {
   enableParallelBuilding = true;
 
   nativeBuildInputs = [
-    autoreconfHook autoconf-archive glibcLocales pkgconfig
+    autoreconfHook autoconf-archive glibcLocales pkg-config
   ];
 
   buildInputs = [
diff --git a/pkgs/applications/networking/instant-messengers/ricochet/default.nix b/pkgs/applications/networking/instant-messengers/ricochet/default.nix
index 322da86071c59..2a234edaa08bf 100644
--- a/pkgs/applications/networking/instant-messengers/ricochet/default.nix
+++ b/pkgs/applications/networking/instant-messengers/ricochet/default.nix
@@ -1,4 +1,4 @@
-{ mkDerivation, lib, stdenv, fetchurl, pkgconfig, makeDesktopItem
+{ mkDerivation, lib, stdenv, fetchurl, pkg-config, makeDesktopItem
 , qtbase, qttools, qtmultimedia, qtquick1, qtquickcontrols
 , openssl, protobuf, qmake
 }:
@@ -27,7 +27,7 @@ mkDerivation rec {
     openssl protobuf
   ];
 
-  nativeBuildInputs = [ pkgconfig qmake ];
+  nativeBuildInputs = [ pkg-config qmake ];
 
   preConfigure = ''
     export NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE $(pkg-config --cflags openssl)"
diff --git a/pkgs/applications/networking/instant-messengers/ring-daemon/default.nix b/pkgs/applications/networking/instant-messengers/ring-daemon/default.nix
index 420ab1a53b3ca..bad54f455b086 100644
--- a/pkgs/applications/networking/instant-messengers/ring-daemon/default.nix
+++ b/pkgs/applications/networking/instant-messengers/ring-daemon/default.nix
@@ -2,7 +2,7 @@
 , fetchgit
 , which
 , autoreconfHook
-, pkgconfig
+, pkg-config
 , automake
 , libtool
 , pjsip
@@ -89,7 +89,7 @@ stdenv.mkDerivation {
     autoreconfHook
     automake
     libtool
-    pkgconfig
+    pkg-config
   ];
 
   buildInputs = [
diff --git a/pkgs/applications/networking/instant-messengers/silc-client/default.nix b/pkgs/applications/networking/instant-messengers/silc-client/default.nix
index b80d51287483c..83cc80ccaf053 100644
--- a/pkgs/applications/networking/instant-messengers/silc-client/default.nix
+++ b/pkgs/applications/networking/instant-messengers/silc-client/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, perl, pkgconfig, glib, ncurses
+{ lib, stdenv, fetchurl, perl, pkg-config, glib, ncurses
 , enablePlugin ? false }:
 
 # Enabling the plugin and using it with a recent irssi, segafults on join:
@@ -27,7 +27,7 @@ stdenv.mkDerivation {
     configureFlags="$configureFlags --with-silc-plugin=$out/lib/irssi"
   '';
 
-  nativeBuildInputs = [ pkgconfig ];
+  nativeBuildInputs = [ pkg-config ];
   buildInputs = [ perl glib ncurses ];
 
   meta = {
diff --git a/pkgs/applications/networking/instant-messengers/swift-im/default.nix b/pkgs/applications/networking/instant-messengers/swift-im/default.nix
index 494a1f267f95f..1dadc728eeefa 100644
--- a/pkgs/applications/networking/instant-messengers/swift-im/default.nix
+++ b/pkgs/applications/networking/instant-messengers/swift-im/default.nix
@@ -1,4 +1,4 @@
-{ mkDerivation, lib, stdenv, fetchurl, pkgconfig, qttools, sconsPackages
+{ mkDerivation, lib, stdenv, fetchurl, pkg-config, qttools, sconsPackages
 , GConf, avahi, boost, hunspell, libXScrnSaver, libedit, libidn, libnatpmp, libxml2
 , lua, miniupnpc, openssl, qtbase, qtmultimedia, qtsvg, qtwebkit, qtx11extras, zlib
 }:
@@ -14,7 +14,7 @@ mkDerivation rec {
 
   patches = [ ./qt-5.11.patch ./scons.patch ];
 
-  nativeBuildInputs = [ pkgconfig qttools sconsPackages.scons_3_1_2 ];
+  nativeBuildInputs = [ pkg-config qttools sconsPackages.scons_3_1_2 ];
 
   buildInputs = [
     GConf avahi boost hunspell libXScrnSaver libedit libidn libnatpmp libxml2
diff --git a/pkgs/applications/networking/instant-messengers/telegram/tdesktop/default.nix b/pkgs/applications/networking/instant-messengers/telegram/tdesktop/default.nix
index 8ea4362e7e349..20da2a65dc261 100644
--- a/pkgs/applications/networking/instant-messengers/telegram/tdesktop/default.nix
+++ b/pkgs/applications/networking/instant-messengers/telegram/tdesktop/default.nix
@@ -1,5 +1,5 @@
 { mkDerivation, lib, fetchurl, callPackage
-, pkgconfig, cmake, ninja, python3, wrapGAppsHook, wrapQtAppsHook, removeReferencesTo
+, pkg-config, cmake, ninja, python3, wrapGAppsHook, wrapQtAppsHook, removeReferencesTo
 , qtbase, qtimageformats, gtk3, libsForQt5, enchant2, lz4, xxHash
 , dee, ffmpeg, openalSoft, minizip, libopus, alsaLib, libpulseaudio, range-v3
 , tl-expected, hunspell
@@ -41,7 +41,7 @@ in mkDerivation rec {
   dontWrapGApps = true;
   dontWrapQtApps = true;
 
-  nativeBuildInputs = [ pkgconfig cmake ninja python3 wrapGAppsHook wrapQtAppsHook removeReferencesTo ];
+  nativeBuildInputs = [ pkg-config cmake ninja python3 wrapGAppsHook wrapQtAppsHook removeReferencesTo ];
 
   buildInputs = [
     qtbase qtimageformats gtk3 libsForQt5.libdbusmenu enchant2 lz4 xxHash
diff --git a/pkgs/applications/networking/instant-messengers/telepathy/gabble/default.nix b/pkgs/applications/networking/instant-messengers/telepathy/gabble/default.nix
index b4a4e8df0f64e..3fe88c287c586 100644
--- a/pkgs/applications/networking/instant-messengers/telepathy/gabble/default.nix
+++ b/pkgs/applications/networking/instant-messengers/telepathy/gabble/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkgconfig, libxslt, telepathy-glib, libxml2, dbus-glib, dbus
+{ lib, stdenv, fetchurl, pkg-config, libxslt, telepathy-glib, libxml2, dbus-glib, dbus
 , sqlite, libsoup, libnice, gnutls}:
 
 stdenv.mkDerivation rec {
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "174nlkqm055vrhv11gy73m20jbsggcb0ddi51c7s9m3j5ibr2p0i";
   };
 
-  nativeBuildInputs = [ pkgconfig libxslt ];
+  nativeBuildInputs = [ pkg-config libxslt ];
   buildInputs = [ libxml2 dbus-glib sqlite libsoup libnice telepathy-glib gnutls telepathy-glib.python ];
 
   checkInputs = [ dbus.daemon ];
diff --git a/pkgs/applications/networking/instant-messengers/telepathy/haze/default.nix b/pkgs/applications/networking/instant-messengers/telepathy/haze/default.nix
index baa16c98e07eb..74e4d1039e775 100644
--- a/pkgs/applications/networking/instant-messengers/telepathy/haze/default.nix
+++ b/pkgs/applications/networking/instant-messengers/telepathy/haze/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, fetchpatch, pidgin, telepathy-glib, glib, dbus-glib, pkgconfig, libxslt }:
+{ lib, stdenv, fetchurl, fetchpatch, pidgin, telepathy-glib, glib, dbus-glib, pkg-config, libxslt }:
 
 stdenv.mkDerivation rec {
   pname = "telepathy-haze";
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ glib telepathy-glib dbus-glib pidgin telepathy-glib.python ];
 
-  nativeBuildInputs = [ pkgconfig libxslt ];
+  nativeBuildInputs = [ pkg-config libxslt ];
 
   patches = [
     # Patch from Gentoo that helps telepathy-haze build with more
diff --git a/pkgs/applications/networking/instant-messengers/telepathy/idle/default.nix b/pkgs/applications/networking/instant-messengers/telepathy/idle/default.nix
index 95be1b073755c..bc66d77e2246c 100644
--- a/pkgs/applications/networking/instant-messengers/telepathy/idle/default.nix
+++ b/pkgs/applications/networking/instant-messengers/telepathy/idle/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, glib, dconf, pkgconfig, dbus-glib, telepathy-glib, libxslt, makeWrapper }:
+{ lib, stdenv, fetchurl, glib, dconf, pkg-config, dbus-glib, telepathy-glib, libxslt, makeWrapper }:
 
 stdenv.mkDerivation rec {
   pname = "telepathy-idle";
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "1argdzbif1vdmwp5vqbgkadq9ancjmgdm2ncp0qfckni715ss4rh";
   };
 
-  nativeBuildInputs = [ pkgconfig ];
+  nativeBuildInputs = [ pkg-config ];
   buildInputs = [ glib telepathy-glib dbus-glib libxslt telepathy-glib.python (lib.getLib dconf) makeWrapper ];
 
   preFixup = ''
diff --git a/pkgs/applications/networking/instant-messengers/telepathy/logger/default.nix b/pkgs/applications/networking/instant-messengers/telepathy/logger/default.nix
index 336bde0bb48c1..bae29f4b31f18 100644
--- a/pkgs/applications/networking/instant-messengers/telepathy/logger/default.nix
+++ b/pkgs/applications/networking/instant-messengers/telepathy/logger/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, dbus-glib, libxml2, sqlite, telepathy-glib, pkgconfig
+{ lib, stdenv, fetchurl, dbus-glib, libxml2, sqlite, telepathy-glib, pkg-config
 , dconf, makeWrapper, intltool, libxslt, gobject-introspection, dbus }:
 
 stdenv.mkDerivation rec {
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    makeWrapper pkgconfig intltool libxslt gobject-introspection
+    makeWrapper pkg-config intltool libxslt gobject-introspection
   ];
   buildInputs = [
     dbus-glib libxml2 sqlite telepathy-glib
diff --git a/pkgs/applications/networking/instant-messengers/telepathy/salut/default.nix b/pkgs/applications/networking/instant-messengers/telepathy/salut/default.nix
index dc0a16139ea91..cf166f7e2d343 100644
--- a/pkgs/applications/networking/instant-messengers/telepathy/salut/default.nix
+++ b/pkgs/applications/networking/instant-messengers/telepathy/salut/default.nix
@@ -1,5 +1,5 @@
 { lib, stdenv, fetchurl, libxslt, glib, libxml2, telepathy-glib, avahi, libsoup
-, libuuid, openssl, pcre, sqlite, pkgconfig }:
+, libuuid, openssl, pcre, sqlite, pkg-config }:
 
 stdenv.mkDerivation rec {
   pname = "telepathy-salut";
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ glib libxml2 telepathy-glib avahi libsoup libuuid openssl
     sqlite pcre telepathy-glib.python ];
 
-  nativeBuildInputs = [ libxslt pkgconfig ];
+  nativeBuildInputs = [ libxslt pkg-config ];
 
   configureFlags = [ "--disable-avahi-tests" ];
 
diff --git a/pkgs/applications/networking/instant-messengers/toxic/default.nix b/pkgs/applications/networking/instant-messengers/toxic/default.nix
index 51c05523160df..e59e58644322c 100644
--- a/pkgs/applications/networking/instant-messengers/toxic/default.nix
+++ b/pkgs/applications/networking/instant-messengers/toxic/default.nix
@@ -1,5 +1,5 @@
 { lib, stdenv, fetchFromGitHub, libsodium, ncurses, curl
-, libtoxcore, openal, libvpx, freealut, libconfig, pkgconfig, libopus
+, libtoxcore, openal, libvpx, freealut, libconfig, pkg-config, libopus
 , qrencode, gdk-pixbuf, libnotify }:
 
 stdenv.mkDerivation rec {
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
   ] ++ lib.optionals (!stdenv.isAarch32) [
     openal libopus libvpx freealut qrencode
   ];
-  nativeBuildInputs = [ pkgconfig libconfig ];
+  nativeBuildInputs = [ pkg-config libconfig ];
 
   meta = with lib; {
     description = "Reference CLI for Tox";
diff --git a/pkgs/applications/networking/instant-messengers/utox/default.nix b/pkgs/applications/networking/instant-messengers/utox/default.nix
index 01f2b9c5644c5..668e614c47468 100644
--- a/pkgs/applications/networking/instant-messengers/utox/default.nix
+++ b/pkgs/applications/networking/instant-messengers/utox/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchFromGitHub, check, cmake, pkgconfig
+{ lib, stdenv, fetchFromGitHub, check, cmake, pkg-config
 , libtoxcore, filter-audio, dbus, libvpx, libX11, openal, freetype, libv4l
 , libXrender, fontconfig, libXext, libXft, libsodium, libopus }:
 
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
   ];
 
   nativeBuildInputs = [
-    cmake pkgconfig
+    cmake pkg-config
   ];
 
   cmakeFlags = [