in reply to How to detect I/O redirection on Win32

fileno Update: it's what the documentation seemed to be saying, but isn't.
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Re^2: How to detect I/O redirection on Win32
by ikegami (Patriarch) on Sep 10, 2007 at 16:32 UTC
    Nope 
    >perl -le"print fileno(STDOUT); print fileno(STDERR);" 2>&1 
1
2

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