GPollFD *pollfd);
void g_cancellable_release_fd (GCancellable *cancellable);
+GSource * g_cancellable_source_new (GCancellable *cancellable);
+
GCancellable *g_cancellable_get_current (void);
void g_cancellable_push_current (GCancellable *cancellable);
void g_cancellable_pop_current (GCancellable *cancellable);