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);
701 	struct in_addr  pkte_saddr;
702 	struct in_addr  pkte_daddr;
802 ip_input_update_nstat(struct ifnet *ifp, struct in_addr src_ip,  in ip_input_update_nstat()
932 	struct in_addr  src_ip;  in ip_input_first_pass()
2773 	struct in_addr *sin, dst;  in ip_dooptions()
2852 			if (off > optlen - (int)sizeof(struct in_addr)) {  in ip_dooptions()
2915 			    sizeof(struct in_addr));  in ip_dooptions()
2919 			cp[IPOPT_OFFSET] += sizeof(struct in_addr);  in ip_dooptions()
2939 			if (off > optlen - (int)sizeof(struct in_addr)) {  in ip_dooptions()
2957 			    sizeof(struct in_addr));  in ip_dooptions()
2961 			cp[IPOPT_OFFSET] += sizeof(struct in_addr);  in ip_dooptions()
2986 			sin = (struct in_addr *)(void *)(cp + ipt->ipt_ptr - 1);  in ip_dooptions()
2993 				    sizeof(struct in_addr) > ipt->ipt_len) {  in ip_dooptions()
3006 				    sizeof(struct in_addr));  in ip_dooptions()
3008 				ipt->ipt_ptr += sizeof(struct in_addr);  in ip_dooptions()
3015 				    sizeof(struct in_addr) > ipt->ipt_len) {  in ip_dooptions()
3021 				    sizeof(struct in_addr));  in ip_dooptions()
3028 				ipt->ipt_ptr += sizeof(struct in_addr);  in ip_dooptions()
3123 ip_rtaddr(struct in_addr dst)  in ip_rtaddr()
3156 save_rte(u_char *option, struct in_addr dst)  in save_rte()
3170 	ip_nhops = (olen - IPOPT_OFFSET - 1) / sizeof(struct in_addr);  in save_rte()
3182 	struct in_addr *p, *q;  in ip_srcroute()
3197 	m->m_len = ip_nhops * sizeof(struct in_addr) +  in ip_srcroute()
3198 	    sizeof(struct in_addr) + OPTSIZ;  in ip_srcroute()
3209 	*(mtod(m, struct in_addr *)) = *p--;  in ip_srcroute()
3213 		    (u_int32_t)ntohl(mtod(m, struct in_addr *)->s_addr));  in ip_srcroute()
3222 	(void) memcpy(mtod(m, caddr_t) + sizeof(struct in_addr),  in ip_srcroute()
3224 	q = (struct in_addr *)(void *)(mtod(m, caddr_t) +  in ip_srcroute()
3225 	    sizeof(struct in_addr) + OPTSIZ);  in ip_srcroute()
3423 	struct in_addr pkt_dst;  in ip_forward()
3798 		    sizeof(struct in_addr), IP_RECVDSTADDR, IPPROTO_IP, mp);  in ip_savecontrol()
3812 		    sizeof(struct in_addr), IP_RECVOPTS, IPPROTO_IP, mp);  in ip_savecontrol()
3820 		    sizeof(struct in_addr), IP_RECVRETOPTS, IPPROTO_IP, mp);  in ip_savecontrol()
3885 		bcopy(&ip->ip_dst, &pi.ipi_addr, sizeof(struct in_addr));  in ip_savecontrol()