RES_USE_DNSSEC
#ifdef RES_USE_DNSSEC
_resp->options |= RES_USE_DNSSEC;
(res->options & (RES_USE_EDNS0|RES_USE_DNSSEC)) != 0U)
if ((res->options & (RES_USE_EDNS0|RES_USE_DNSSEC))
#ifdef RES_USE_DNSSEC
case RES_USE_DNSSEC: return "dnssec";
if (statp->options & RES_USE_DNSSEC) {
(statp->options & (RES_USE_EDNS0|RES_USE_DNSSEC|RES_NSID))) {
if ((statp->options & (RES_USE_EDNS0|RES_USE_DNSSEC)) != 0U &&