echo "$device_" |grep loop &>/dev/null && execute "losetup -d $device_" \
die "could not delete loop device $device_" || \
execute "losetup -d $device_ &>/dev/null" eprint "could not delete loop device $device_, \
echo "$device_" |grep loop &>/dev/null && execute "losetup -d $device_" \
die "could not delete loop device $device_" || \
execute "losetup -d $device_ &>/dev/null" eprint "could not delete loop device $device_, \