r = dns_scope_make_reply_packet(s, DNS_PACKET_ID(p), DNS_RCODE_SUCCESS, p->question, answer, &reply);
if (r < 0) {
log_debug("Failed to build reply packet: %s", strerror(-r));
r = dns_scope_make_reply_packet(s, DNS_PACKET_ID(p), DNS_RCODE_SUCCESS, p->question, answer, &reply);
if (r < 0) {
log_debug("Failed to build reply packet: %s", strerror(-r));