215     int plen, int optlen)  in ip6_output_delayed_csum()  argument
218 	KASSERT((plen >= optlen), ("%s:%d: plen %d < optlen %d, m %p, ifp %p "  in ip6_output_delayed_csum()
220 	    __func__, __LINE__, plen, optlen, m, ifp, csum_flags));  in ip6_output_delayed_csum()
223 		in6_delayed_cksum(m, plen - optlen,  in ip6_output_delayed_csum()
224 		    sizeof(struct ip6_hdr) + optlen);  in ip6_output_delayed_csum()
229 		sctp_delayed_cksum(m, sizeof(struct ip6_hdr) + optlen);  in ip6_output_delayed_csum()
426 	u_int32_t optlen, plen = 0, unfragpartlen;  in ip6_output()  local
496 	optlen = 0;  in ip6_output()
500 		MAKE_EXTHDR(opt->ip6po_hbh, &exthdrs.ip6e_hbh, optlen);  in ip6_output()
530 			    optlen);  in ip6_output()
533 		MAKE_EXTHDR(opt->ip6po_rthdr, &exthdrs.ip6e_rthdr, optlen);  in ip6_output()
535 		unfragpartlen += optlen;  in ip6_output()
543 		MAKE_EXTHDR(opt->ip6po_dest2, &exthdrs.ip6e_dest2, optlen);  in ip6_output()
551 	if (optlen) {  in ip6_output()
562 	m->m_pkthdr.len += optlen;  in ip6_output()
583 	if (optlen) {  in ip6_output()
1144 	ip6_output_delayed_csum(m, ifp, sw_csum, plen, optlen);  in ip6_output()
1224 		    optlen);  in ip6_output()
1611 	int optlen;  in ip6_ctloutput()  local
1630 	optlen = sopt->sopt_valsize;  in ip6_ctloutput()
1673 				if (optlen > IPV6_PKTOPTIONS_MBUF_LIMIT) {  in ip6_ctloutput()
1740 				if (optlen != sizeof(int)) {  in ip6_ctloutput()
1939 				if (optlen != sizeof(optval)) {  in ip6_ctloutput()
1969 				if (optlen != sizeof(int)) {  in ip6_ctloutput()
2021 				int optlen;  in ip6_ctloutput()  local
2039 				optlen = sopt->sopt_valsize;  in ip6_ctloutput()
2047 				error = ip6_pcbopt(optname, optbuf, optlen,  in ip6_ctloutput()
2366 	int error = 0, optval, optlen;  in ip6_raw_ctloutput()  local
2374 	optlen = sopt->sopt_valsize;  in ip6_raw_ctloutput()
2392 			if (optlen != sizeof(int)) {  in ip6_raw_ctloutput()