IP_STAT_BADSUM
IP_STATINC(IP_STAT_BADSUM);
IP_STATINC(IP_STAT_BADSUM);
p(IP_STAT_BADSUM, "\t%" PRIu64 " bad header checksum%s\n");
SHOW(i[IP_STAT_BADSUM], 2, 0);
ADJINETCTR(curstat, oldstat, newstat, i[IP_STAT_BADSUM]);