treewide: stdenv.lib -> lib

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 ];
   };
 }