217     int plen, int optlen)  in ip6_output_delayed_csum()  argument
220 	KASSERT((plen >= optlen), ("%s:%d: plen %d < optlen %d, m %p, ifp %p "  in ip6_output_delayed_csum()
222 	    __func__, __LINE__, plen, optlen, m, ifp, csum_flags));  in ip6_output_delayed_csum()
225 		in6_delayed_cksum(m, plen - optlen,  in ip6_output_delayed_csum()
226 		    sizeof(struct ip6_hdr) + optlen);  in ip6_output_delayed_csum()
231 		sctp_delayed_cksum(m, sizeof(struct ip6_hdr) + optlen);  in ip6_output_delayed_csum()
428 	u_int32_t optlen, plen = 0, unfragpartlen;  in ip6_output()  local
492 	optlen = 0;  in ip6_output()
496 		MAKE_EXTHDR(opt->ip6po_hbh, &exthdrs.ip6e_hbh, optlen);  in ip6_output()
526 			    optlen);  in ip6_output()
529 		MAKE_EXTHDR(opt->ip6po_rthdr, &exthdrs.ip6e_rthdr, optlen);  in ip6_output()
531 		unfragpartlen += optlen;  in ip6_output()
539 		MAKE_EXTHDR(opt->ip6po_dest2, &exthdrs.ip6e_dest2, optlen);  in ip6_output()
547 	if (optlen) {  in ip6_output()
558 	m->m_pkthdr.len += optlen;  in ip6_output()
579 	if (optlen) {  in ip6_output()
1135 	ip6_output_delayed_csum(m, ifp, sw_csum, plen, optlen);  in ip6_output()
1215 		    optlen);  in ip6_output()
1602 	int optlen;  in ip6_ctloutput()  local
1621 	optlen = sopt->sopt_valsize;  in ip6_ctloutput()
1691 				if (optlen > IPV6_PKTOPTIONS_MBUF_LIMIT) {  in ip6_ctloutput()
1762 				if (optlen != sizeof(int)) {  in ip6_ctloutput()
1978 				if (optlen != sizeof(optval)) {  in ip6_ctloutput()
2008 				if (optlen != sizeof(int)) {  in ip6_ctloutput()
2060 				int optlen;  in ip6_ctloutput()  local
2078 				optlen = sopt->sopt_valsize;  in ip6_ctloutput()
2086 				error = ip6_pcbopt(optname, optbuf, optlen,  in ip6_ctloutput()
2409 	int error = 0, optval, optlen;  in ip6_raw_ctloutput()  local
2417 	optlen = sopt->sopt_valsize;  in ip6_raw_ctloutput()
2435 			if (optlen != sizeof(int)) {  in ip6_raw_ctloutput()