treewide: stdenv.lib -> lib

pkgs/build-support/dotnetenv/build-solution.nix

@@ -1,4 +1,4 @@
-{stdenv, dotnetfx}:
+{ lib, stdenv, dotnetfx }:
 { name
 , src
 , baseDir ? "."
@@ -24,7 +24,7 @@ stdenv.mkDerivation {
   '';
 
   preBuild = ''
-    ${stdenv.lib.optionalString modifyPublicMain ''
+    ${lib.optionalString modifyPublicMain ''
       sed -i -e "s|static void Main|public static void Main|" ${mainClassFile}
     ''}
     ${preBuild}

pkgs/build-support/dotnetenv/default.nix

@@ -1,9 +1,9 @@
-{stdenv, dotnetfx}:
+{ lib, stdenv, dotnetfx }:
 
 let dotnetenv =
 {
   buildSolution = import ./build-solution.nix {
-    inherit stdenv;
+    inherit lib stdenv;
     dotnetfx = dotnetfx.pkg;
   };