+ if (r->ttl != 0) {
+ return DNS_ERR(FORMAT_ERROR);
+ }
+ if (r->rr_type == DNS_QTYPE_ALL) {
+ return DNS_ERR(FORMAT_ERROR);
+ }
+ if (r->rr_type == DNS_QTYPE_AXFR) {
+ return DNS_ERR(FORMAT_ERROR);
+ }
+ if (r->rr_type == DNS_QTYPE_MAILB) {
+ return DNS_ERR(FORMAT_ERROR);
+ }
+ if (r->rr_type == DNS_QTYPE_MAILA) {