844     struct cmsghdr  *cmptr;  in recvfrom_flags()  local
896     for (cmptr = CMSG_FIRSTHDR(&msg); cmptr != NULL;  in recvfrom_flags()
897          cmptr = CMSG_NXTHDR(&msg, cmptr)) {  in recvfrom_flags()
908         if (cmptr->cmsg_level == IPPROTO_IP &&  in recvfrom_flags()
909             cmptr->cmsg_type == IP_PKTINFO) {  in recvfrom_flags()
913             tmp = (struct in_pktinfo *) CMSG_DATA(cmptr);  in recvfrom_flags()
923         if (cmptr->cmsg_level == IPPROTO_IP &&  in recvfrom_flags()
924             cmptr->cmsg_type == IP_RECVDSTADDR) {  in recvfrom_flags()
928             sin->sin_addr = *(struct in_addr*)CMSG_DATA(cmptr);  in recvfrom_flags()
935         if (cmptr->cmsg_level == IPPROTO_IP &&  in recvfrom_flags()
936             cmptr->cmsg_type == IP_RECVIF) {  in recvfrom_flags()
937             struct sockaddr_dl  *sdl = (struct sockaddr_dl *) CMSG_DATA(cmptr);  in recvfrom_flags()
946 	    (void) memcpy(&pktp->ipi_ifindex, CMSG_DATA(cmptr), sizeof(uint_t));  in recvfrom_flags()
959         if (cmptr->cmsg_level == IPPROTO_IP &&  in recvfrom_flags()
960             cmptr->cmsg_type == IP_RECVTTL) {  in recvfrom_flags()
961             *ttl = *(u_char*)CMSG_DATA(cmptr);  in recvfrom_flags()
964         else if (cmptr->cmsg_level == IPPROTO_IP &&  in recvfrom_flags()
965 …   cmptr->cmsg_type == IP_TTL) {  // some implementations seem to send IP_TTL instead of IP_RECVTTL  in recvfrom_flags()
966             *ttl = *(int*)CMSG_DATA(cmptr);  in recvfrom_flags()
972         if (cmptr->cmsg_level == IPPROTO_IPV6 &&  in recvfrom_flags()
973             cmptr->cmsg_type  == IPV6_PKTINFO) {  in recvfrom_flags()
975             struct in6_pktinfo *ip6_info = (struct in6_pktinfo*)CMSG_DATA(cmptr);  in recvfrom_flags()
991         if (cmptr->cmsg_level == IPPROTO_IPV6 &&  in recvfrom_flags()
992             cmptr->cmsg_type == IPV6_HOPLIMIT) {  in recvfrom_flags()
993             *ttl = *(int*)CMSG_DATA(cmptr);  in recvfrom_flags()