[Nn][Oo] | '')
;;
[Aa][Uu][Tt][Oo])
root_hold_wait
dev=$(/bin/kenv -q dumpdev)
if [ -n "${dev}" ] ; then
dumpon_try "${dev}"
return 1
*)
dumpon_try "${dumpdev}"
esac
for cachefile in /etc/zfs/zpool.cache /boot/zfs/zpool.cache; do
if [ -r $cachefile ]; then
zpool import -c $cachefile -a -N && break
fi
done