typedef struct walk_cache_t {

    const char         *cached;         /* The identifier we matched */

    ap_conf_vector_t  **dir_conf_tested;/* The sections we matched against */

    ap_conf_vector_t   *dir_conf_merged;/* Base per_dir_config */

    ap_conf_vector_t   *per_dir_result; /* per_dir_config += walked result */

    apr_array_header_t *walked;         /* The list of walk_walked_t results */

} walk_cache_t;