-/* Converts a string in the pspp locale to utf-8 */
-char * pspp_locale_to_utf8 (const gchar *text, gssize len, GError **err);
+GObject *get_object_assert (GtkBuilder *builder, const gchar *name, GType type);
+GtkAction * get_action_assert (GtkBuilder *builder, const gchar *name);
+GtkWidget * get_widget_assert (GtkBuilder *builder, const gchar *name);