anchor.diff:  , intltool
   , libtool
   , libxslt
  +, makeWrapper
   
   , accountsservice
   , adwaita-icon-theme
  
positive.code: , cogl
  , dbus
  , dbus_glib
  , evolution-data-server
  , gcr
  , gdk-pixbuf
  
negative.code:   ];
  
    preFixup = ''
      wrapProgram $out/bin/gnome-shell \
        --set 'GDK_PIXBUF_MODULE_FILE' "$GDK_PIXBUF_MODULE_FILE" \
        --set 'GSETTINGS_BACKEND' 'dconf' \
        --path 'PATH' : "${unzip}/bin" \
        --prefix 'GIO_EXTRA_MODULES' : "${dconf}/lib/gio/modules" \
        --prefix 'GI_TYPELIB_PATH' : "$GI_TYPELIB_PATH" \
        --prefix 'XDG_DATA_DIRS' : "$GSETTINGS_SCHEMAS_PATH" \
        --prefix 'XDG_DATA_DIRS' : "$out/share" \
        --prefix 'XDG_DATA_DIRS' : "$XDG_ICON_DIRS" \
        --prefix 'XDG_DATA_DIRS' : "${evolution-data-server}/share"
    '' + ''
      echo "${unzip}/bin" > $out/${passthru.mozillaPlugin}/extra-bin-path
    '';
  