extern struct afb_session *afb_session_addref(struct afb_session *session);
extern void afb_session_unref(struct afb_session *session);
+extern void afb_session_set_autoclose(struct afb_session *session, int autoclose);
extern void afb_session_close(struct afb_session *session);
extern int afb_session_is_active (struct afb_session *session);