python27: compile with tkinterp on darwin

pkgs/development/interpreters/python/2.7/default.nix

···
 { stdenv, fetchurl, zlib ? null, zlibSupport ? true, bzip2
-, sqlite, tcl, tk, x11, openssl, readline, db4, ncurses, gdbm
-}:
+, sqlite, tcl, tk, x11, openssl, readline, db4, ncurses, gdbm, libX11 }:
 
 assert zlibSupport -> zlib != null;
 
···
 
     tkinter = buildInternalPythonModule {
       moduleName = "tkinter";
-      deps = [ tcl tk x11 ];
+      deps = [ tcl tk x11 libX11 ];
     };
 
     readline = buildInternalPythonModule {

pkgs/development/libraries/tk/default.nix

···
   meta = {
     description = "A widget toolkit that provides a library of basic elements for building a GUI in many different programming languages";
     homepage = http://www.tcl.tk/;
-    maintainers = with stdenv.lib.maintainers; [ eelco lovek323 ];
+    maintainers = with stdenv.lib.maintainers; [ lovek323 ];
     platforms = stdenv.lib.platforms.all;
   };
 }

pkgs/top-level/all-packages.nix

···
 
   python = python27;
   python26 = callPackage ../development/interpreters/python/2.6 { };
-  python27 = callPackage ../development/interpreters/python/2.7 { };
+  python27 = callPackage ../development/interpreters/python/2.7 {
+    libX11 = xlibs.libX11;
+  };
 
   pythonFull = python27Full;
   python26Full = callPackage ../development/interpreters/python/wrapper.nix {