Symbol: icmph_du_zero
usr/src/uts/common/inet/ip/ip.c
1915
if (icmph->icmph_du_zero != 0 || mtu < ipst->ips_ip_pmtu_min) {
usr/src/uts/common/inet/ip/ip.c
1965
icmph->icmph_du_zero = 0;
usr/src/uts/common/inet/iptun/iptun.c
2222
icmp.icmph_du_zero = 0;