treewide: stdenv.lib -> lib

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";
   };
 }