anchor.diff:    '';
   
     meta = with stdenv.lib; {
  +    description = "Library with common API for various GNOME modules";
  +    license = with licenses; [ gpl2 lgpl2 ];
       platforms = platforms.linux;
       maintainers = gnome3.maintainers;
     };
  
positive.code: { stdenv, fetchurl, pkgconfig, python, libxml2Python, libxslt, which, libX11, gnome3, gtk3, glib
  , intltool, gnome_doc_utils, libxkbfile, xkeyboard_config, isocodes, itstool, wayland
  , libseccomp, bubblewrap, gobjectIntrospection }:
  
  stdenv.mkDerivation rec {
  
negative.code:   nativeBuildInputs = [
      pkgconfig which itstool intltool libxslt gnome_doc_utils gobjectIntrospection
    ];
    buildInputs = [
      libX11 bubblewrap xkeyboard_config isocodes wayland
      gtk3 glib libseccomp
    ];
  
    propagatedBuildInputs = [ gnome3.gsettings_desktop_schemas ];
  
  