pf_change_icmp
void pf_change_icmp(struct pf_addr *, u_int16_t *,
pf_change_icmp(pd2.src, &th.th_sport,
pf_change_icmp(pd2.dst, &th.th_dport,
pf_change_icmp(pd2.src, &uh.uh_sport,
pf_change_icmp(pd2.dst, &uh.uh_dport,
pf_change_icmp(pd2.src, &iih.icmp_id,
pf_change_icmp(pd2.dst, &iih.icmp_id,
pf_change_icmp(pd2.src, &iih.icmp6_id,
pf_change_icmp(pd2.dst, &iih.icmp6_id,
pf_change_icmp(pd2.src, NULL,
pf_change_icmp(pd2.dst, NULL,