sadb_x_nat_t_type_len 204 include/uapi/linux/pfkeyv2.h __u16 sadb_x_nat_t_type_len; sadb_x_nat_t_type_len 1008 net/key/af_key.c n_type->sadb_x_nat_t_type_len = sizeof(*n_type)/sizeof(uint64_t);