g_source_set_priority (source, G_PRIORITY_DEFAULT);
g_source_set_callback (source, mainloop_proxy_func, proxy,
(GDestroyNotify)mainloop_proxy_free);
g_source_set_priority (source, G_PRIORITY_DEFAULT);
g_source_set_callback (source, mainloop_proxy_func, proxy,
(GDestroyNotify)mainloop_proxy_free);