greq              457 ext/sockets/multicast.c 	struct group_req greq = {0};
greq              459 ext/sockets/multicast.c 	memcpy(&greq.gr_group, group, group_len);
greq              460 ext/sockets/multicast.c 	assert(greq.gr_group.ss_family != 0); /* the caller has set this */
greq              461 ext/sockets/multicast.c 	greq.gr_interface = if_index;
greq              464 ext/sockets/multicast.c 			join ? MCAST_JOIN_GROUP : MCAST_LEAVE_GROUP, (char*)&greq,
greq              465 ext/sockets/multicast.c 			sizeof(greq));