@@ -468,7 +468,11 @@ func (a *Driver) unmount(m *data) error {

 }

 func (a *Driver) mounted(m *data) (bool, error) {

-	return mountpk.Mounted(m.path)

+	var buf syscall.Statfs_t

+	if err := syscall.Statfs(m.path, &buf); err != nil {

+		return false, nil

+	}

+	return graphdriver.FsMagic(buf.Type) == graphdriver.FsMagicAufs, nil

 }

 // Cleanup aufs and unmount all mountpoints