IPFW_RULE_F_INVALID
if (args->rule->rule_flags & IPFW_RULE_F_INVALID)
rule->rule_flags |= IPFW_RULE_F_INVALID;
(IPFW_RULE_F_CROSSREF | IPFW_RULE_F_INVALID)) ==
(IPFW_RULE_F_CROSSREF | IPFW_RULE_F_INVALID));
(IPFW_RULE_F_CROSSREF | IPFW_RULE_F_INVALID)) ==
(IPFW_RULE_F_CROSSREF | IPFW_RULE_F_INVALID));