Symbol: ICMP_EXT_HDR_VERSION
sys/netinet/ip_icmp.c
1172
hdr.ieh.ieh_version = ICMP_EXT_HDR_VERSION;
usr.sbin/traceroute/worker.c
161
if ((exthdr.ieh_version & ICMP_EXT_HDR_VMASK) != ICMP_EXT_HDR_VERSION)