408 	if (!IP_HDR_ALIGNED_P(mtod(_m, caddr_t))) {                     \
646 					ip = mtod(m, struct ip *);  in ip_proto_dispatch_in()
672 	ip = mtod(m, struct ip *);  in ip_proto_dispatch_in()
716 	ip = mtod(packet, struct ip*);  in ip_chain_insert()
820 	ip = mtod(tmp_mbuf, struct ip *);  in ip_input_dispatch_chain()
828 			ip = mtod(tmp_mbuf, struct ip *);  in ip_input_dispatch_chain()
989 		ip = mtod(m, struct ip *);  in ip_input_first_pass()
1006 		ip = mtod(m, struct ip *);  in ip_input_first_pass()
1037 	ip = mtod(m, struct ip *);  in ip_input_first_pass()
1067 		ip = mtod(m, struct ip *);  in ip_input_first_pass()
1173 		ip = mtod(m, struct ip *);  in ip_input_first_pass()
1193 		ip = mtod(m, struct ip *);  in ip_input_first_pass()
1245 		ui = mtod(m, struct udpiphdr *);  in ip_input_first_pass()
1372 			ip = mtod(m, struct ip *);  in ip_input_check_interface()
1374 		ui = mtod(m, struct udpiphdr *);  in ip_input_check_interface()
1437 	struct ip *ip = mtod(m, struct ip *);  in ip_input_second_pass()
1536 	ip = mtod(m, struct ip *); /* in case it changed */  in ip_input_second_pass()
1546 		ip = mtod(m, struct ip *);  in ip_input_second_pass()
1760 		ip = mtod(m, struct ip *);  in ip_input()
1777 		ip = mtod(m, struct ip *);  in ip_input()
1804 	ip = mtod(m, struct ip *);  in ip_input()
1824 		ip = mtod(m, struct ip *);  in ip_input()
1943 		ip = mtod(m, struct ip *);  in ip_input()
2040 		ip = mtod(m, struct ip *);  in ip_input()
2187 	ip = mtod(m, struct ip *);  in ip_reass()
2723 		fp = mtod(t, struct ipq *);  in ipq_alloc()
2765 	struct ip *ip = mtod(m, struct ip *);  in ip_dooptions()
3071 	struct ip *ip = mtod(m, struct ip *);  in ip_checkrouteralert()
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()
3256 	struct ip *ip = mtod(m, struct ip *);  in ip_stripoptions()
3414 	struct ip *ip = mtod(m, struct ip *);  in ip_forward()
3506 		m_copydata(m, 0, mcopy->m_len, mtod(mcopy, caddr_t));  in ip_forward()
3663 			ipm = mtod(mcopy, struct ip *);  in ip_forward()
4040 		m = fn(m, off, (mtod(m, struct ip *))->ip_p);  in gre_input()