in6_joingroup
if ((imm = in6_joingroup(&sc->sc_if,
if ((imm2 = in6_joingroup(&sc->sc_if,
imm = in6_joingroup(ifp, &mltaddr.sin6_addr, &error, 0);
imm = in6_joingroup(ifp, &llsol, &error, dad_delay);
imm = in6_joingroup(ifp, &mltaddr.sin6_addr, &error, 0);
else if ((imm = in6_joingroup(ifp, &mltaddr.sin6_addr, &error,
struct in6_multi_mship *in6_joingroup(struct ifnet *, struct in6_addr *,
imm = in6_joingroup(ifp, &ia, &error, 0);