FUID_RID
(u_longlong_t)id, domain, (int)FUID_RID(id));
rid = FUID_RID(acl_ids->z_fgid);
FUID_RID(fuid), &id);
FUID_RID(fuid), &id);
rid = FUID_RID(zfuid->z_logfuid);
rid = FUID_RID(fuidp->z_fuid_owner);
rid = FUID_RID(fuidp->z_fuid_group);
uint32_t rid = FUID_RID(fuid);
uint32_t rid = FUID_RID(id);
uint32_t rid = FUID_RID(id);
*ridp = FUID_RID(fuid);