dfs_root_getinfo
if (dfs_root_getinfo(rootdir, &info, 2) != ERROR_SUCCESS)
status = dfs_root_getinfo(dn->nsc_fspath, info, infolvl);
status = dfs_root_getinfo((const char *)path.p_fspath,
uint32_t dfs_root_getinfo(const char *, dfs_info_t *, uint32_t);
status = dfs_root_getinfo(fspath, &info, param->level);