ip6_mroute_setsockopt  136 include/linux/mroute6.h extern int ip6_mroute_setsockopt(struct sock *, int, char __user *, int);
ip6_mroute_setsockopt  146 net/ipv6/ipv6_sockglue.c 		return ip6_mroute_setsockopt(sk, optname, optval, optlen);