case "${ACTION}" in
    pre)
	# remove brother driver from sane configuration
	_TEMPFILE=`mktemp sane_dll_conf_XXXXXXXXXXX`
	_SANE_CONF='/etc/sane.d/dll.conf'

	( cat ${_SANE_CONF} | sed -e '/brother4/d' > ${_TEMPFILE} ) && cat ${_TEMPFILE} > ${_SANE_CONF}
	rm ${_TEMPFILE}
    ;;
esac
