nsec3_hash_node_type
sizeof(nsec3_hash_node_type));
nsec3_hash_node_type hash;
nsec3_hash_node_type wc;
nsec3_hash_node_type* ds_parent_hash;
domain->nsec3->ds_parent_hash = (nsec3_hash_node_type *)
region_alloc(region, sizeof(nsec3_hash_node_type));
sizeof(nsec3_hash_node_type));
nsec3_hash_node_type ds_parent_hash;
nsec3_hash_node_type ds_parent_hash;