+## dereference label or uuid if necessary
+case "$ROOT" in
+ LABEL=*|UUID=*)
+ if ! (command -v findfs > /dev/null 2>&1) ; then
+ echo 1>&2 "$PRG: Unable to locate findfs, aborting..."
+ exit 1
+ fi
+ ROOT="$(findfs "$ROOT")"
+ if [ -z "$ROOT" -o $? != 0 ] ; then
+ echo 1>&2 "$PRG: Could not determine root partition, aborting..."
+ exit 1
+ fi
+ ;;
+esac
+