anchor.diff:   
     src = fetchurl {
       url    = "http://awesome.naquadah.org/download/awesome-${version}.tar.xz";
  -    sha256 = "11iya03yzr8sa3snmywlw22ayg0d3dcy49pi8fz0bycf5aq6b38q";
  +    sha256 = "0iwd4pjvq0akm9dbipbl4m4fm24m017l06arasr445v2qkbxnc5z";
     };
   
     meta = with stdenv.lib; {
  
positive.code:     xlibs.libXau
      xlibs.libXdmcp
      xlibs.libxcb
      xlibs.xcbutil
      xlibs.xcbutilimage
      xlibs.xcbutilkeysyms
  
negative.code: , which, dbus, nettools, git, asciidoc, doxygen }:
  
  let
    version = "3.5.5";
  in
  
  stdenv.mkDerivation rec {
  