anchor.diff:      sha256 = "0lfvl8w09lakz35szp5grfvhq8xx486f5igvj1m6azsql4n929lg";
     };
   
  -  buildInputs = [ makeWrapper perl mono gtk ];
  +  buildInputs = [ makeWrapper perl mono ];
   
     postPatch = ''
       substituteInPlace bin/build \
  
positive.code:   doCheck = false;
    checkTarget = "test";
  
    installPhase = ''
      mkdir -p $out/bin
      for exe in *.exe; do
        install -m 0644 $exe $out/bin
        makeWrapper ${mono}/bin/mono $out/bin/$(basename $exe .exe) \
          --add-flags $out/bin/$exe \
          --set LD_LIBRARY_PATH ${gtk.out}/lib
      done
    '';
  
  
negative.code: { stdenv, fetchFromGitHub, makeWrapper, perl, mono, gtk, curl }:
  
  stdenv.mkDerivation rec {
    name = "ckan-${version}";
  