265 	mp = igp->igm_mp;  in frag_load()
623 		iph = (struct ip *)igp->igm_mp->b_rptr;  in make_trans_datagram()
625 		transp = (uint16_t *)(igp->igm_mp->b_rptr + iphlen);  in make_trans_datagram()
639 	if ((ngp->igm_mp = allocb(new_len, 0)) == NULL) {  in make_trans_datagram()
649 			freeb(ngp->igm_mp);  in make_trans_datagram()
656 		bcopy((caddr_t)(igp->igm_mp->b_rptr),  in make_trans_datagram()
657 		    (caddr_t)ngp->igm_mp->b_rptr, trans_len);  in make_trans_datagram()
658 		ngp->igm_mp->b_wptr += trans_len;  in make_trans_datagram()
718 		iphp = (struct ip *)igp->igm_mp->b_rptr;  in ipv4_input()
733 		if (iplen > msgdsize(igp->igm_mp)) {  in ipv4_input()
735 			    "(%d > %lu)\n", index, iplen, igp->igm_mp->b_size);  in ipv4_input()
778 		    index, ntohs(iphp->ip_id), iphp->ip_p, igp, igp->igm_mp,  in ipv4_input()
779 		    igp->igm_mp->b_size);  in ipv4_input()
789 			igp->igm_mp->b_rptr += iphlen;  in ipv4_input()
790 			igp->igm_mp->b_wptr = igp->igm_mp->b_rptr + iplen;  in ipv4_input()
819 			mp = igp->igm_mp;  in ipv4_input()
846 				frag_stat = frag_add(curr_off, igp->igm_mp,  in ipv4_input()
887 			frag_stat = frag_add(curr_off, igp->igm_mp,  in ipv4_input()
978 	    ogp->igm_mp->b_wptr - ogp->igm_mp->b_rptr);  in ipv4_output()
982 	if ((ogp->igm_mp->b_wptr - ogp->igm_mp->b_rptr) > mac_get_mtu()) {  in ipv4_output()
1004 	iphp->ip_len = htons(ogp->igm_mp->b_wptr - ogp->igm_mp->b_rptr +  in ipv4_output()
1051 	ogp->igm_mp->b_rptr -= sizeof (struct ip);  in ipv4_output()
1052 	bcopy((caddr_t)iphp, (caddr_t)(ogp->igm_mp->b_rptr),  in ipv4_output()
1105 	datagram.igm_mp = pkt;  in ipv4_tcp_output()