anchor.diff:  , upower
   , xorg
   }:
  +
  +with {
  +  inherit (stdenv.lib)
  +    enFlag;
  +};
   
   stdenv.mkDerivation rec {
     name = "gnome-session-${version}";
  
positive.code:   };
  
    nativeBuildInputs = [
      intltool
      libxslt
      makeWrapper
    ];
  
    buildInputs = [
      adwaita-icon-theme
      dbus_glib
      gconf
      glib
      gnome-desktop
      gnome-settings-daemon
  
negative.code: { stdenv
  , fetchurl
  , gettext
  , intltool
  
  , adwaita-icon-theme
  , gdk-pixbuf
  , glib
  , gnome-desktop
  , gnome-settings-daemon
  