652 typedef struct ilm_s {  struct
656 	struct ilm_s	*ilm_next;	/* Linked list for each ill */  argument
657 	uint_t		ilm_state;	/* state of the membership */  argument
658 	struct ill_s	*ilm_ill;	/* Back pointer to ill - ill_ilm_cnt */
659 	zoneid_t	ilm_zoneid;
660 	int		ilm_no_ilg_cnt;	/* number of joins w/ no ilg */
661 	mcast_record_t	ilm_fmode;	/* MODE_IS_INCLUDE/MODE_IS_EXCLUDE */
662 	slist_t		*ilm_filter;	/* source filter list */
663 	slist_t		*ilm_pendsrcs;	/* relevant src addrs for pending req */
664 	rtx_state_t	ilm_rtx;	/* SCR retransmission state */
665 	ipaddr_t	ilm_ifaddr;	/* For IPv4 netstat */
666 	ip_stack_t	*ilm_ipst;	/* Does not have a netstack_hold */