O_BASIC_DENY
(*cmd)->opcode = O_BASIC_DENY;
register_ipfw_keyword(MODULE_BASIC_ID, O_BASIC_DENY, "deny", ACTION);
register_ipfw_keyword(MODULE_BASIC_ID, O_BASIC_DENY, "reject", ACTION);
register_ipfw_func(MODULE_BASIC_ID, O_BASIC_DENY,
def_rule->cmd[0].opcode = O_BASIC_DENY;
ip_fw3_register_filter_funcs(0, O_BASIC_DENY, (filter_func)check_deny);