RTAX_DNS
rtdns = (struct sockaddr_rtdns*)rti_info[RTAX_DNS];
rtdns = (struct sockaddr_rtdns *)rti_info[RTAX_DNS];
rtdns = (struct sockaddr_rtdns*)rti_info[RTAX_DNS];
info.rti_info[RTAX_DNS] = srtdnstosa(&rtdns);
info.rti_info[RTAX_DNS] = srtdnstosa(&rtdns);
case RTAX_DNS:
route_input(m, NULL, rtinfo->rti_info[RTAX_DNS]->sa_family);
(const struct sockaddr_rtdns *)info->rti_info[RTAX_DNS];