rem: rpid.s = 0;
context: void save_rpid(str* _rpid){	rpid.s = 0;	rpid.len = rpid_is_e164 = 0;	if (!_rpid) {		return;	}	memcpy(rpid.s, _rpid->s, _rpid->len);	rpid.len = _rpid->len;	DBG("save_rpid(): rpid value is '%.*s'\n", _rpid->len, ZSW(_rpid->s));}