778
778
memset(&ifr, 0, sizeof(ifr));
779
779
ifr.ifr_addr.sa_family = AF_INET6;
780
780
strncpy(ifr.ifr_name, if_getname(interface),
782
782
if ((s = socket(ifr.ifr_addr.sa_family, SOCK_DGRAM, 0)) < 0)
784
784
if (ioctl(s, SIOCGIFMTU, (caddr_t) & ifr) < 0) {