anchor.diff:      gobject-introspection
       gtk3
       json-glib
  -    librdf_raptor2
       python
       pythonPackages.rdflib
  +    raptor2
       sqlite
       telepathy_glib
       vala
  
positive.code:   inherit (stdenv.lib)
      enFlag;
  in
  
  stdenv.mkDerivation rec {
    name = "zeitgeist-${version}";
    versionMajor = "0.9";
  
negative.code: , gobject-introspection
  , gtk3
  , json-glib
  , python
  , pythonPackages
  , raptor2
  , sqlite
  , telepathy_glib
  , vala
  