}

	// EISDIR means that we have a directory, and we need to
	// remove its contents.
	// EPERM or EACCES means that we don't have write permission on
	// the parent directory, but this entry might still be a directory
	// whose contents need to be removed.
	// Otherwise just return the error.
	if err != syscall.EISDIR && err != syscall.EPERM && err != syscall.EACCES {
		return &PathError{Op: "unlinkat", Path: base, Err: err}
	}
	uErr := err