anchor.diff:      maintainers = [ maintainers.eelco ];
     };
   }
  -
  
positive.code: { stdenv, fetchurl, pkgconfig, intltool, gtk, libxfce4util, libxfce4ui
  , libxfce4ui_gtk3, libwnck, exo, garcon, xfconf, libstartup_notification
  , makeWrapper, xfce4mixer, hicolor_icon_theme
  , withGtk3 ? false, gtk3
  }:
  let
    inherit (stdenv.lib) optional;
  
negative.code: 
    patches = [ ./xfce4-panel-datadir.patch ];
    patchFlags = "-p1";
  
    postPatch = ''
      for f in $(find . -name \*.sh); do
        substituteInPlace $f --replace gettext ${gettext}/bin/gettext
      done
    '';
  
    outputs = [ "out" "dev" "devdoc" ];
  
  