ip_timestamp      140 netinet/ip.h   struct	ip_timestamp {
ip_timestamp     1015 netinet/ip_input.c 	struct ip_timestamp ipt;
ip_timestamp     1153 netinet/ip_input.c 			if (optlen < sizeof(struct ip_timestamp))
ip_timestamp     1155 netinet/ip_input.c 			bcopy(cp, &ipt, sizeof(struct ip_timestamp));