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From: gwyn@smoke.brl.mil (Doug Gwyn)
Newsgroups: comp.std.c
Subject: Re: bsearch of empty array
Message-ID: <16167@smoke.brl.mil>
Date: 15 May 91 22:59:36 GMT
References: <KERS.91May15154937@cdollin.hpl.hp.com>
Organization: U.S. Army Ballistic Research Laboratory, APG, MD.
Lines: 7

In article <KERS.91May15154937@cdollin.hpl.hp.com> kers@hplb.hpl.hp.com (Chris Dollin) writes:
>If bsearch is called with $nmemb == 0$, is $base$ required to point to a
>legitimate array, or can it be $NULL$ ?

In general, when the C standard requires an argument to a library function
to be a pointer to an array of XXX, it means it.  Null pointers are allowed
only where specified.