treewide: cmake buildInputs to nativeBuildInputs, minor cleanups

pkgs/development/libraries/glbinding/default.nix

@@ -1,4 +1,5 @@
 { stdenv, fetchFromGitHub, cmake, libGLU, xlibsWrapper }:
+
 stdenv.mkDerivation rec {
   pname = "glbinding";
   version = "3.1.0";
@@ -10,7 +11,8 @@ stdenv.mkDerivation rec {
     sha256 = "1avd7ssms11xx7h0cm8h4pfpk55f07f1j1ybykxfgsym2chb2z08";
   };
 
-  buildInputs = [ cmake libGLU xlibsWrapper ];
+  nativeBuildInputs = [ cmake ];
+  buildInputs = [ libGLU xlibsWrapper ];
 
   meta = with stdenv.lib; {
     homepage = "https://github.com/cginternals/glbinding/";