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From: Bart Schaefer <schaefer@brasslantern.com>
Message-Id: <160622101417.ZM12222@torch.brasslantern.com>
Date: Wed, 22 Jun 2016 10:14:17 -0700
In-Reply-To: <23718.1466581326@thecus.kiddle.eu>
Comments: In reply to Oliver Kiddle <okiddle@yahoo.co.uk>
        "Re: [PATCH] print errors to stderr" (Jun 22,  9:42am)
References: <576a3601.43921c0a.46393.50ee@mx.google.com> 
	<23718.1466581326@thecus.kiddle.eu>
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Subject: Re: [PATCH] print errors to stderr
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On Jun 22,  9:42am, Oliver Kiddle wrote:
} 
} I think this behaviour is actually intentional. It is arguably not an
} error - the whence command's purpose is to search for something and
} report on whether it is found. So it doesn't rely on finding it. Also,
} this is compatible with csh and tcsh - the which command was a csh thing
} first.

Maybe it's time for either the doc or a code comment to explain this,
because I recall having this same discussion with someone else several
months ago.