C:\test>perl -e" system 'start /b c:/perl64/bin/perl.exe -E\"$^|=1; say ++$i while sleep 1\"'; sleep 1000"
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5
Terminating on signal SIGINT(2)
Terminating on signal SIGINT(2)

##</code><code>##

C:\test>perl -e" system 'start /min c:/perl64/bin/perl.exe -E\"$^|=1; say ++$i while sleep 1\"'; sleep 1000"
Terminating on signal SIGINT(2)