rdsv3_find_ip_bucket
bucketp = rdsv3_find_ip_bucket(ntohl(addr), rs->rs_zoneid);
bucketp = rdsv3_find_ip_bucket(ntohl(rs->rs_bound_addr),
conn->c_bucketp = rdsv3_find_ip_bucket(ntohl(laddr), GLOBAL_ZONEID);
struct rdsv3_ip_bucket *rdsv3_find_ip_bucket(ipaddr_t, zoneid_t);