anchor.diff:      sha256 = "1s1z6r0r78qvf59ci3vxammjz7lj5m64jyk0bfn7yxd5jl3sy41y";
     };
   
  +  buildNativeInputs = [ cython ];
  +
     buildInputs = [
  -    pkgconfig python cython pygtk gtk ffmpeg x264 libvpx makeWrapper
  +    pkgconfig python pygtk gtk ffmpeg x264 libvpx makeWrapper
       xlibs.inputproto xlibs.libXcomposite xlibs.libXdamage xlibs.libXtst
     ];
   
  
positive.code: {stdenv, fetchurl, pkgconfig, python, cython, pygtk, xlibs, gtk, ffmpeg, x264, libvpx, makeWrapper}:
  
  stdenv.mkDerivation {
    name = "xpra-0.3.2";
    
    src = fetchurl {
  
negative.code:     ./do-build
    '';
  
    pythonPaths = [
      "$out/lib/python"
      "$(toPythonPath ${pygtk})/gtk-2.0"
    ] ++ map (i: "$(toPythonPath ${i})") [
      pygobject pycairo notify
    ];
  
    installPhase = ''
      mkdir -p $out
      cp -r install/* $out
  
      for i in $(cd $out/bin && ls); do
          wrapProgram $out/bin/$i \
              --set PYTHONPATH "${stdenv.lib.concatStringsSep ":" pythonPaths}" \
              --prefix PATH : "${xlibs.xauth}/bin:${xlibs.xorgserver}/bin:${xlibs.xmodmap}/bin"
      done
    '';
  