icmp_nextmtu
icmp->icmp_nextmtu = htons(arg);
icmp->icmp_nextmtu = htons (mtu);
ntohs(icp->icmp_nextmtu));
icp->icmp_nextmtu = htons(mtu);
(uint32_t)ntohs(icmp->icmp_nextmtu));
(uint32_t)ntohs(icmp->icmp_nextmtu));
int mtu = ntohs(icp->icmp_nextmtu);
pmtu = ntohs(icp->icmp_nextmtu);
#ifdef icmp_nextmtu
if (icmp->icmp_nextmtu < softc->ipf_icmpminfragmtu) {
DT3(ipf_fi_bad_icmp_nextmtu, fr_info_t *, fin, u_int, icmp->icmp_nextmtu, u_int, softc->ipf_icmpminfragmtu);
#ifdef icmp_nextmtu
icmp->icmp_nextmtu = htons(fin->fin_mtu);
icmp->icmp_nextmtu = htons(GETIFMTU_4(ifp));
icmp->icmp_nextmtu = htons(fin->fin_plen - 20);
icmp->icmp_nextmtu = htons(mtu);
mtu = max(IPV6_MMTU, ntohs(icmp->icmp_nextmtu) + 20);
mtu = ntohs(icmp4->icmp_nextmtu);
if (icmp4->icmp_nextmtu != htons(mtu)) {
icmp4->icmp_nextmtu, htons(mtu), 0);
icmp4->icmp_nextmtu = htons(mtu);
pmtu = ntohs(icp->icmp_nextmtu);