extern struct livebox *lb_unref(struct livebox *handler);
extern int lb_send_delete(struct livebox *handler, ret_cb_t cb, void *data);
extern int lb_delete_all(void);
extern struct livebox *lb_unref(struct livebox *handler);
extern int lb_send_delete(struct livebox *handler, ret_cb_t cb, void *data);
extern int lb_delete_all(void);