anchor.diff:        "$PYTHONPATH:$PYDIR:$out/share/libffado/python"
     '';
   
  -  meta = with stdenv.lib; {
  +  meta = with lib; {
       homepage = http://www.ffado.org;
       description = "FireWire audio drivers";
       license = licenses.gpl3;
  
positive.code: 
    src = fetchurl {
      url = "http://www.ffado.org/files/libffado-${version}.tgz";
      multihash = "Qmdhm6mWmGbguNFibZYhW2eQHYovjGGkQCydShQ8Af93yj";
      sha256 = "18e3c7e610b7cee58b837c921ebb985e324cb2171f8d130f79de02a3fc435f88";
    };
  
    nativeBuildInputs = [
  
negative.code:     optionalString
      platforms;
  
    version = "2.4.0";
  
    gcc-warnings_patch =
      (fetchTritonPatch {
  