anchor.diff:    ] ++ (with perlPackages; [ perl XMLParser ]);
   
     enableParallelBuilding = true;
  -
  -  preFixup = ''
  -    for f in "$out"/bin/gnumeric-*; do
  -      wrapProgram $f \
  -        --prefix XDG_DATA_DIRS : "$XDG_ICON_DIRS:$GSETTINGS_SCHEMAS_PATH" \
  -        ${stdenv.lib.optionalString (!stdenv.isDarwin) "--prefix GIO_EXTRA_MODULES : '${stdenv.lib.getLib gnome3.dconf}/lib/gio/modules'"}
  -    done
  -  '';
   
     passthru = {
       updateScript = gnome3.updateScript {
  
positive.code: { stdenv, fetchurl, pkgconfig, intltool, perlPackages
  , goffice, gnome3, makeWrapper, gtk3, bison, pythonPackages
  , itstool
  }:
  
  
negative.code: 
    configureFlags = [ "--disable-component" ];
  
    nativeBuildInputs = [ pkgconfig intltool bison itstool wrapGAppsHook ];
  
    # ToDo: optional libgda, introspection?
    buildInputs = [
  