1 files changed, 35 insertions, 2 deletions
diff --git a/pkgs/os-specific/bsd/freebsd/pkgs/mtree.nix b/pkgs/os-specific/bsd/freebsd/pkgs/mtree.nix
index 23a4672069e6a..bbcaff3a1c6a8 100644
--- a/pkgs/os-specific/bsd/freebsd/pkgs/mtree.nix
+++ b/pkgs/os-specific/bsd/freebsd/pkgs/mtree.nix
@@ -1,6 +1,39 @@
-{ mkDerivation, mknod }:
+{
+  lib,
+  stdenv,
+  mkDerivation,
+  compatIfNeeded,
+  compatIsNeeded,
+  libmd,
+  libnetbsd,
+  libutil,
+}:
 
 mkDerivation {
   path = "contrib/mtree";
-  extraPaths = [ mknod.path ];
+  extraPaths = [ "contrib/mknod" ];
+  buildInputs =
+    compatIfNeeded
+    ++ [
+      libmd
+      libnetbsd
+    ]
+    ++ lib.optional (stdenv.isFreeBSD) libutil;
+
+  postPatch = ''
+    ln -s $BSDSRCDIR/contrib/mknod/*.c $BSDSRCDIR/contrib/mknod/*.h $BSDSRCDIR/contrib/mtree
+  '';
+
+  preBuild = ''
+    export NIX_LDFLAGS="$NIX_LDFLAGS ${
+      toString (
+        [
+          "-lmd"
+          "-lnetbsd"
+        ]
+        ++ lib.optional compatIsNeeded "-legacy"
+        ++ lib.optional stdenv.isFreeBSD "-lutil"
+      )
+    }"
+  '';
 }