dfs_cache_noreq_update_tgthint
dfs_cache_noreq_update_tgthint(ref_path, target_hint);
dfs_cache_noreq_update_tgthint(server->leaf_fullpath + 1, tit);
dfs_cache_noreq_update_tgthint(ref_walk_path(rw) + 1,
dfs_cache_noreq_update_tgthint(ref->path + 1, ref->tit);
void dfs_cache_noreq_update_tgthint(const char *path,