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T=`mktemp -d ${TMPDIR:-/tmp}/sh-test.XXXXXXXX`
trap 'rm -rf $T' 0
cd $T || exit 3
mkfifo fifo1
{ trap - INT; : >fifo1; sleep 5 & wait; exit 4; } &
: <fifo1
kill -INT "$!"
wait "$!"
r=$?
[ "$r" -gt 128 ] && [ "$(kill -l "$r")" = INT ]
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