PF_RT_TIMEOUT
snl_add_msg_attr_timeouts(nw, PF_RT_TIMEOUT, r->timeout);
{ .type = PF_RT_TIMEOUT, .off = _OUT(r.timeout), .arg = &timeout_parser, .cb = snl_attr_get_nested_timeouts },
nlattr_add_u32(nw, PF_RT_TIMEOUT, timeout[i]);
{ .type = PF_RT_TIMEOUT, .off = _OUT(timeout), .arg = &timeout_parser, .cb = nlattr_get_nested_timeouts },
nlattr_add_timeout(nw, PF_RT_TIMEOUT, rule->timeout);