SECURE='yes'
TIMEZONE='Europe/Vienna'
TUNE2FS='tune2fs -c0 -i0'
+UPGRADE_SYSTEM='yes'
VMSIZE="2G"
# inside the chroot system locales might not be available, so use minimum:
[ -n "$SECURE" ] && echo "SECURE=\"$SECURE\"" >> $CHROOT_VARIABLES
[ -n "$SELECTED_PARTITIONS" ] && echo "SELECTED_PARTITIONS=\"$SELECTED_PARTITIONS\"" >> $CHROOT_VARIABLES
[ -n "$TARGET" ] && echo "TARGET=\"$TARGET\"" >> $CHROOT_VARIABLES
+ [ -n "$UPGRADE_SYSTEM" ] && echo "UPGRADE_SYSTEM=\"$UPGRADE_SYSTEM\"" >> $CHROOT_VARIABLES
[ -n "$TARGET_UUID" ] && echo "TARGET_UUID=\"$TARGET_UUID\"" >> $CHROOT_VARIABLES
[ -n "$TIMEZONE" ] && echo "TIMEZONE=\"$TIMEZONE\"" >> $CHROOT_VARIABLES
[ -n "$TUNE2FS" ] && echo "TUNE2FS=\"$TUNE2FS\"" >> $CHROOT_VARIABLES