833     struct cmsghdr  *cmptr;  in recvfrom_flags()  local
885     for (cmptr = CMSG_FIRSTHDR(&msg); cmptr != NULL;  in recvfrom_flags()
886          cmptr = CMSG_NXTHDR(&msg, cmptr)) {  in recvfrom_flags()
897         if (cmptr->cmsg_level == IPPROTO_IP &&  in recvfrom_flags()
898             cmptr->cmsg_type == IP_PKTINFO) {  in recvfrom_flags()
902             tmp = (struct in_pktinfo *) CMSG_DATA(cmptr);  in recvfrom_flags()
912         if (cmptr->cmsg_level == IPPROTO_IP &&  in recvfrom_flags()
913             cmptr->cmsg_type == IP_RECVDSTADDR) {  in recvfrom_flags()
917             sin->sin_addr = *(struct in_addr*)CMSG_DATA(cmptr);  in recvfrom_flags()
924         if (cmptr->cmsg_level == IPPROTO_IP &&  in recvfrom_flags()
925             cmptr->cmsg_type == IP_RECVIF) {  in recvfrom_flags()
926             struct sockaddr_dl  *sdl = (struct sockaddr_dl *) CMSG_DATA(cmptr);  in recvfrom_flags()
935             (void) memcpy(&pktp->ipi_ifindex, CMSG_DATA(cmptr), sizeof(uint_t));  in recvfrom_flags()
948         if (cmptr->cmsg_level == IPPROTO_IP &&  in recvfrom_flags()
949             cmptr->cmsg_type == IP_RECVTTL) {  in recvfrom_flags()
950             *ttl = *(u_char*)CMSG_DATA(cmptr);  in recvfrom_flags()
953         else if (cmptr->cmsg_level == IPPROTO_IP &&  in recvfrom_flags()
954 …   cmptr->cmsg_type == IP_TTL) {  // some implementations seem to send IP_TTL instead of IP_RECVTTL  in recvfrom_flags()
955             *ttl = *(int*)CMSG_DATA(cmptr);  in recvfrom_flags()
961         if (cmptr->cmsg_level == IPPROTO_IPV6 &&  in recvfrom_flags()
962             cmptr->cmsg_type  == IPV6_PKTINFO) {  in recvfrom_flags()
964             struct in6_pktinfo *ip6_info = (struct in6_pktinfo*)CMSG_DATA(cmptr);  in recvfrom_flags()
980         if (cmptr->cmsg_level == IPPROTO_IPV6 &&  in recvfrom_flags()
981             cmptr->cmsg_type == IPV6_HOPLIMIT) {  in recvfrom_flags()
982             *ttl = *(int*)CMSG_DATA(cmptr);  in recvfrom_flags()