ip6s_nxthist
ip6stat_inc(ip6s_nxthist + ip6->ip6_nxt);
ip6s_m1 = ip6s_nxthist + 256,
u_int64_t ip6s_nxthist[256]; /* next header history */
if (ip6stat.ip6s_nxthist[i] != 0) {
(unsigned long long)ip6stat.ip6s_nxthist[i]);
(unsigned long long)ip6stat.ip6s_nxthist[i]);