rem: static inline int send_lpidf_notify(struct presentity* _p, struct watcher* _w)
add: static int send_lpidf_notify(struct presentity* _p, struct watcher* _w)
context: static inline int send_lpidf_notify(struct presentity* _p, struct watcher* _w){	lpidf_status_t st;	if (lpidf_add_presentity(&body, BUF_LEN - body.len, &_p->uri) < 0) {		LOG(L_ERR, "send_lpidf_notify(): Error in lpidf_add_presentity\n");		return -2;	}	switch(_p->state) {	case PS_OFFLINE: st = LPIDF_ST_CLOSED; break;	default: st = LPIDF_ST_OPEN; break;	}	if (lpidf_add_address(&body, BUF_LEN - body.len, &_p->uri, st) < 0) {		LOG(L_ERR, "send_lpidf_notify(): lpidf_add_address failed\n");		return -3;	}	if (create_headers(_w) < 0) {		LOG(L_ERR, "send_lpidf_notify(): Error while adding headers\n");		return -4;	}	tmb.t_request_within(&method, &headers, &body, _w->dialog, 0, 0);	return 0;}