Symbol: SIOCGIFNETMASK_IN6
sys/netinet6/in6.c
608
case SIOCGIFNETMASK_IN6:
sys/netinet6/in6.c
651
case SIOCGIFNETMASK_IN6:
usr.sbin/route6d/route6d.c
1412
if (ioctl(s, SIOCGIFNETMASK_IN6, (char *)&ifr) < 0) {