npf_rule_create
rl = npf_rule_create(NULL, di | NPF_RULE_PASS | NPF_RULE_FINAL, NULL);
group = npf_rule_create(NULL, NPF_RULE_GROUP | NPF_RULE_PASS |
rl = npf_rule_create(NULL, attr, ifname);
nl_rule_t * npf_rule_create(const char *, uint32_t, const char *);
rl = npf_rule_create(name, attr, ifname);
rl = npf_rule_create(name, attr | NPF_RULE_GROUP, ifname);
rl = npf_rule_create(NULL, attr, ifname);