381 	struct  in_addr dst;                    /* final destination */
384 	struct  in_addr route[MAX_IPOPTLEN / sizeof(struct in_addr)];
388 static void save_rte(u_char *, struct in_addr);
698 	struct in_addr  pkte_saddr;
699 	struct in_addr  pkte_daddr;
799 ip_input_update_nstat(struct ifnet *ifp, struct in_addr src_ip,  in ip_input_update_nstat()
929 	struct in_addr  src_ip;  in ip_input_first_pass()
2771 	struct in_addr *sin, dst;  in ip_dooptions()
2850 			if (off > optlen - (int)sizeof(struct in_addr)) {  in ip_dooptions()
2913 			    sizeof(struct in_addr));  in ip_dooptions()
2917 			cp[IPOPT_OFFSET] += sizeof(struct in_addr);  in ip_dooptions()
2937 			if (off > optlen - (int)sizeof(struct in_addr)) {  in ip_dooptions()
2955 			    sizeof(struct in_addr));  in ip_dooptions()
2959 			cp[IPOPT_OFFSET] += sizeof(struct in_addr);  in ip_dooptions()
2984 			sin = (struct in_addr *)(void *)(cp + ipt->ipt_ptr - 1);  in ip_dooptions()
2991 				    sizeof(struct in_addr) > ipt->ipt_len) {  in ip_dooptions()
3004 				    sizeof(struct in_addr));  in ip_dooptions()
3006 				ipt->ipt_ptr += sizeof(struct in_addr);  in ip_dooptions()
3013 				    sizeof(struct in_addr) > ipt->ipt_len) {  in ip_dooptions()
3019 				    sizeof(struct in_addr));  in ip_dooptions()
3026 				ipt->ipt_ptr += sizeof(struct in_addr);  in ip_dooptions()
3121 ip_rtaddr(struct in_addr dst)  in ip_rtaddr()
3154 save_rte(u_char *option, struct in_addr dst)  in save_rte()
3168 	ip_nhops = (olen - IPOPT_OFFSET - 1) / sizeof(struct in_addr);  in save_rte()
3180 	struct in_addr *p, *q;  in ip_srcroute()
3195 	m->m_len = ip_nhops * sizeof(struct in_addr) +  in ip_srcroute()
3196 	    sizeof(struct in_addr) + OPTSIZ;  in ip_srcroute()
3207 	*(mtod(m, struct in_addr *)) = *p--;  in ip_srcroute()
3211 		    (u_int32_t)ntohl(mtod(m, struct in_addr *)->s_addr));  in ip_srcroute()
3220 	(void) memcpy(mtod(m, caddr_t) + sizeof(struct in_addr),  in ip_srcroute()
3222 	q = (struct in_addr *)(void *)(mtod(m, caddr_t) +  in ip_srcroute()
3223 	    sizeof(struct in_addr) + OPTSIZ);  in ip_srcroute()
3421 	struct in_addr pkt_dst;  in ip_forward()
3795 		    sizeof(struct in_addr), IP_RECVDSTADDR, IPPROTO_IP, mp);  in ip_savecontrol()
3809 		    sizeof(struct in_addr), IP_RECVOPTS, IPPROTO_IP, mp);  in ip_savecontrol()
3817 		    sizeof(struct in_addr), IP_RECVRETOPTS, IPPROTO_IP, mp);  in ip_savecontrol()
3882 		bcopy(&ip->ip_dst, &pi.ipi_addr, sizeof(struct in_addr));  in ip_savecontrol()