nd_opt_mtu_len    309 netinet/icmp6.h 	u_int8_t	nd_opt_mtu_len;
nd_opt_mtu_len    341 netinet6/nd6_rtr.c 	if (ndopts.nd_opts_mtu && ndopts.nd_opts_mtu->nd_opt_mtu_len == 1) {