375 	struct lifreq lifr;  in read_ipv6_interface()  local
376 	struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)&lifr.lifr_addr;  in read_ipv6_interface()
381 	BZERO(&lifr, sizeof (lifr));  in read_ipv6_interface()
382 	(void) strlcpy(lifr.lifr_name, ifname, sizeof (lifr.lifr_name));  in read_ipv6_interface()
385 	if (myioctl(ip6fd, SIOCGLIFMTU, &lifr) < 0) {  in read_ipv6_interface()
386 		warn("Couldn't get IPv6 MTU on %s: %m", lifr.lifr_name);  in read_ipv6_interface()
389 	if (lifr.lifr_mtu != 0 &&  in read_ipv6_interface()
391 	    lcp_allowoptions[unit].mru > lifr.lifr_mtu))  in read_ipv6_interface()
392 		lcp_allowoptions[unit].mru = lifr.lifr_mtu;  in read_ipv6_interface()
397 		if (myioctl(ip6fd, SIOCGLIFADDR, &lifr) < 0) {  in read_ipv6_interface()
399 			    lifr.lifr_name);  in read_ipv6_interface()
408 		if (myioctl(ip6fd, SIOCGLIFDSTADDR, &lifr) < 0) {  in read_ipv6_interface()
410 			    lifr.lifr_name);  in read_ipv6_interface()
651 	struct lifreq lifr;  in unplumb_ipif()  local
666 		BZERO(&lifr, sizeof (lifr));  in unplumb_ipif()
667 		(void) strlcpy(lifr.lifr_name, ifname,  in unplumb_ipif()
668 		    sizeof (lifr.lifr_name));  in unplumb_ipif()
669 		if (myioctl(ipfd, SIOCGLIFMUXID, (caddr_t)&lifr) < 0) {  in unplumb_ipif()
672 			id = lifr.lifr_ip_muxid;  in unplumb_ipif()
3135 	struct lifreq lifr;  in plumb_ip6if()  local
3168 	BZERO(&lifr, sizeof (lifr));  in plumb_ip6if()
3169 	if (myioctl(tmpfd, SIOCGLIFFLAGS, &lifr) < 0) {  in plumb_ip6if()
3173 	lifr.lifr_flags |= IFF_IPV6;  in plumb_ip6if()
3174 	lifr.lifr_flags &= ~(IFF_BROADCAST | IFF_IPV4);  in plumb_ip6if()
3175 	lifr.lifr_ppa = ifunit;  in plumb_ip6if()
3176 	(void) strlcpy(lifr.lifr_name, ifname, sizeof (lifr.lifr_name));  in plumb_ip6if()
3177 	if (myioctl(tmpfd, SIOCSLIFNAME, &lifr) < 0) {  in plumb_ip6if()
3194 	lifr.lifr_ip_muxid = ip6muxid;  in plumb_ip6if()
3195 	lifr.lifr_arp_muxid = -1;  in plumb_ip6if()
3196 	if (myioctl(ip6fd, SIOCSLIFMUXID, (caddr_t)&lifr) < 0) {  in plumb_ip6if()
3223 	struct lifreq lifr;  in unplumb_ip6if()  local
3239 		BZERO(&lifr, sizeof (lifr));  in unplumb_ip6if()
3240 		(void) strlcpy(lifr.lifr_name, ifname,  in unplumb_ip6if()
3241 		    sizeof (lifr.lifr_name));  in unplumb_ip6if()
3242 		if (myioctl(ip6fd, SIOCGLIFMUXID, (caddr_t)&lifr) < 0) {  in unplumb_ip6if()
3245 			id = lifr.lifr_ip_muxid;  in unplumb_ip6if()
3292 	struct lifreq lifr;  local
3303 	BZERO(&lifr, sizeof (lifr));
3304 	(void) strlcpy(lifr.lifr_name, ifname, sizeof (lifr.lifr_name));
3305 	if (myioctl(fd, SIOCGLIFFLAGS, &lifr) < 0) {
3311 		lifr.lifr_flags |= f;
3313 		lifr.lifr_flags &= ~f;
3315 	(void) strlcpy(lifr.lifr_name, ifname, sizeof (lifr.lifr_name));
3316 	if (myioctl(fd, SIOCSLIFFLAGS, &lifr) < 0) {
3384 	struct lifreq lifr;  local
3395 	BZERO(&lifr, sizeof (lifr));
3396 	(void) strlcpy(lifr.lifr_name, ifname, sizeof (lifr.lifr_name));
3397 	lifr.lifr_mtu = mtu;
3398 	if (myioctl(s, SIOCSLIFMTU, &lifr) < 0) {
3399 		error("Couldn't set IPv6 MTU (%s): %m", lifr.lifr_name);
3419 	struct lifreq lifr;  local
3444 	BZERO(&lifr, sizeof (lifr));
3445 	(void) strlcpy(lifr.lifr_name, ifname, sizeof (lifr.lifr_name));
3447 	IN6_LLTOKEN_FROM_EUI64(lifr, sin6, ourid);
3448 	if (myioctl(fd, SIOCSLIFTOKEN, &lifr) < 0) {
3449 		error("Couldn't set IPv6 token (%s): %m", lifr.lifr_name);
3456 	IN6_LLADDR_FROM_EUI64(lifr, sin6, ourid);
3457 	if (myioctl(fd, SIOCSLIFADDR, &lifr) < 0) {
3459 		    lifr.lifr_name);
3466 	BZERO(&lifr, sizeof (lifr));
3467 	(void) strlcpy(lifr.lifr_name, ifname, sizeof (lifr.lifr_name));
3468 	IN6_LLADDR_FROM_EUI64(lifr, sin6, hisid);
3469 	if (myioctl(fd, SIOCSLIFDSTADDR, &lifr) < 0) {
3471 		    lifr.lifr_name);