anchor.diff:  { stdenv, fetchurl, substituteAll, python3, gst_all_1, wrapGAppsHook, gobject-introspection
  -, gtk3, libwnck3, keybinder3, intltool, libcanberra-gtk3, libappindicator-gtk3, libpulseaudio }:
  +, gtk3, libwnck3, keybinder3, intltool, libcanberra-gtk3, libappindicator-gtk3, libpulseaudio
  +, fetchpatch }:
   
   python3.pkgs.buildPythonApplication rec {
     name = "kazam-${version}";
  
positive.code:   ];
  
    propagatedBuildInputs = with python3.pkgs; [ pygobject3 pyxdg pycairo dbus-python ];
  
    patches = [
      # Fix paths
  
negative.code:       libcanberra = libcanberra-gtk3;
        inherit libpulseaudio;
      })
      # https://github.com/hzbd/kazam/pull/21
      (fetchpatch {
        url = https://github.com/hzbd/kazam/commit/37e53a5aa61f4223a9ea03ceeda26eeba2b9d37b.patch;
        sha256 = "1q5dpmdm6cvgzw8xa7bwclnqa05xc73ja1lszwmwv5glyik0fk4z";
      })
    ];
  
  