tail --pid=$$ -c100 -f "$statusfile" \
| while read -d "$cr" line; do
[ "$line" = "BREAK" ] && exit 0
printf '%s\n' "$line"
done \
tail --pid=$$ -c100 -f "$statusfile" \
| while read -d "$cr" line; do
[ "$line" = "BREAK" ] && exit 0
printf '%s\n' "$line"
done \