+guint g_bus_watch_name_with_closures (GBusType bus_type,
+ const gchar *name,
+ GBusNameWatcherFlags flags,
+ GClosure *name_appeared_closure,
+ GClosure *name_vanished_closure);
+guint g_bus_watch_name_on_connection_with_closures (
+ GDBusConnection *connection,
+ const gchar *name,
+ GBusNameWatcherFlags flags,
+ GClosure *name_appeared_closure,
+ GClosure *name_vanished_closure);