anchor.diff: -{ stdenv, fetchgit, cups, libssh, libXpm, nxproxy, openldap, openssh
  +{ stdenv, fetchgit, cups, libssh, libXpm, nx-libs, openldap, openssh
   , makeWrapper, qtbase, qtsvg, qtx11extras, qttools, phonon, pkgconfig }:
   
   stdenv.mkDerivation rec {
  
positive.code:    sha256 = "05gfs11m259bchy3k0ihqpwg9wf8lp94rbca5dzla9fjzrb7pyy4";
    };
  
    buildInputs = [ cups libssh libXpm nxproxy openldap openssh
                    qtbase qtsvg qtx11extras qttools phonon pkgconfig ];
    nativeBuildInputs = [ makeWrapper ];
  
  
negative.code: 
    installTargets = [ "install_client" "install_man" ];
    postInstall = ''
      wrapProgram "$out/bin/x2goclient" --suffix PATH : "${nx-libs}/bin:${openssh}/libexec";
    '';
  
    meta = with stdenv.lib; {
  