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