FTW_DNR
rc = (errno == EACCES? (*fn)(path, &sb, FTW_DNR): -1);
case FTW_DNR: /* unreadable directory */
case FTW_DNR: /* unreadable directory */
} else if (type == FTW_DNR) {
(info == FTW_SLN || info == FTW_DNR || info == FTW_NS)) {
return (errno == EACCES? (*fn)(path, &sb, FTW_DNR): -1);
type = FTW_DNR;
type = FTW_DNR;
case FTW_DNR:
case FTW_DNR: