1306 	int error, optval;  in ip6_ctloutput()  local
1315 	error = optval = 0;  in ip6_ctloutput()
1386 			error = sockopt_getint(sopt, &optval);  in ip6_ctloutput()
1391 				if (optval < -1 || optval >= 256)  in ip6_ctloutput()
1395 					in6p_hops6(inp) = optval;  in ip6_ctloutput()
1400 if (optval) \  in ip6_ctloutput()
1410 if (optval) 				\  in ip6_ctloutput()
1443 						   (u_char *)&optval,  in ip6_ctloutput()
1444 						   sizeof(optval),  in ip6_ctloutput()
1532 				if (!optval)  in ip6_ctloutput()
1583 			error = sockopt_getint(sopt, &optval);  in ip6_ctloutput()
1590 						   (u_char *)&optval,  in ip6_ctloutput()
1591 						   sizeof(optval),  in ip6_ctloutput()
1604 			error = sockopt_getint(sopt, &optval);  in ip6_ctloutput()
1694 			error = sockopt_getint(sopt, &optval);  in ip6_ctloutput()
1698 			switch (optval) {  in ip6_ctloutput()
1721 			error = sockopt_getint(sopt, &optval);  in ip6_ctloutput()
1725 			error = portalgo_algo_index_select(inp, optval);  in ip6_ctloutput()
1778 				optval = OPTBIT(IN6P_HOPOPTS);  in ip6_ctloutput()
1782 				optval = OPTBIT(IN6P_DSTOPTS);  in ip6_ctloutput()
1786 				optval = OPTBIT(IN6P_RTHDRDSTOPTS);  in ip6_ctloutput()
1790 				optval = in6p_hops6(inp);  in ip6_ctloutput()
1794 				optval = OPTBIT(IN6P_PKTINFO);  in ip6_ctloutput()
1798 				optval = OPTBIT(IN6P_HOPLIMIT);  in ip6_ctloutput()
1802 				optval = OPTBIT(IN6P_RTHDR);  in ip6_ctloutput()
1806 				optval = OPTBIT(IN6P_MTU);  in ip6_ctloutput()
1810 				optval = OPTBIT(IN6P_FAITH);  in ip6_ctloutput()
1814 				optval = OPTBIT(IN6P_IPV6_V6ONLY);  in ip6_ctloutput()
1822 					optval = IPV6_PORTRANGE_HIGH;  in ip6_ctloutput()
1824 					optval = IPV6_PORTRANGE_LOW;  in ip6_ctloutput()
1826 					optval = 0;  in ip6_ctloutput()
1830 				optval = OPTBIT(IN6P_TCLASS);  in ip6_ctloutput()
1834 				optval = OPTBIT(IN6P_BINDANY);  in ip6_ctloutput()
1840 			error = sockopt_setint(sopt, optval);  in ip6_ctloutput()
1888 				optval = OPTBIT(IN6P_PKTINFO);  in ip6_ctloutput()
1891 				optval = OPTBIT(IN6P_HOPLIMIT);  in ip6_ctloutput()
1894 				optval = OPTBIT(IN6P_HOPOPTS);  in ip6_ctloutput()
1897 				optval = OPTBIT(IN6P_RTHDR);  in ip6_ctloutput()
1900 				optval = OPTBIT(IN6P_DSTOPTS|IN6P_RTHDRDSTOPTS);  in ip6_ctloutput()
1903 			error = sockopt_setint(sopt, optval);  in ip6_ctloutput()
1930 			optval = inp->inp_portalgo;  in ip6_ctloutput()
1931 			error = sockopt_setint(sopt, optval);  in ip6_ctloutput()
1964 	int error = 0, optval;  in ip6_raw_ctloutput()  local
1990 			error = sockopt_getint(sopt, &optval);  in ip6_raw_ctloutput()
1993 			if (optval < -1 ||  in ip6_raw_ctloutput()
1994 			    (optval > 0 && (optval % 2) != 0)) {  in ip6_raw_ctloutput()
2002 				if (optval != icmp6off)  in ip6_raw_ctloutput()
2005 				in6p_cksum(inp) = optval;  in ip6_raw_ctloutput()
2010 				optval = icmp6off;  in ip6_raw_ctloutput()
2012 				optval = in6p_cksum(inp);  in ip6_raw_ctloutput()
2014 			error = sockopt_setint(sopt, optval);  in ip6_raw_ctloutput()
2495 		int optval;  in ip6_setmoptions()  local
2497 		error = sockopt_getint(sopt, &optval);  in ip6_setmoptions()
2501 		if (optval < -1 || optval >= 256)  in ip6_setmoptions()
2503 		else if (optval == -1)  in ip6_setmoptions()
2506 			im6o->im6o_multicast_hlim = optval;  in ip6_setmoptions()
2698 	u_int optval;  in ip6_getmoptions()  local
2705 			optval = 0;  in ip6_getmoptions()
2707 			optval = im6o->im6o_multicast_if_index;  in ip6_getmoptions()
2709 		error = sockopt_set(sopt, &optval, sizeof(optval));  in ip6_getmoptions()
2714 			optval = ip6_defmcasthlim;  in ip6_getmoptions()
2716 			optval = im6o->im6o_multicast_hlim;  in ip6_getmoptions()
2718 		error = sockopt_set(sopt, &optval, sizeof(optval));  in ip6_getmoptions()
2723 			optval = IPV6_DEFAULT_MULTICAST_LOOP;  in ip6_getmoptions()
2725 			optval = im6o->im6o_multicast_loop;  in ip6_getmoptions()
2727 		error = sockopt_set(sopt, &optval, sizeof(optval));  in ip6_getmoptions()