extern struct afb_hook *afb_hook_req_create(const char *api, const char *verb, struct afb_session *session, unsigned flags, struct afb_hook_req_itf *itf, void *closure);
extern struct afb_hook *afb_hook_addref(struct afb_hook *spec);
extern struct afb_hook *afb_hook_req_create(const char *api, const char *verb, struct afb_session *session, unsigned flags, struct afb_hook_req_itf *itf, void *closure);
extern struct afb_hook *afb_hook_addref(struct afb_hook *spec);