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#!/bin/sh
# Must not find us alive
{ sleep 2; kill -9 $$; } 2>/dev/null &
sleep 1 &
PID=$!
# We must exit the loop in one second.
# We had bug 5304: builtins never waited for exited children
while kill -0 $PID >/dev/null 2>&1; do
true
done
echo Ok
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