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Date:	Sun, 21 Mar 1993 23:16:37 -0500
From:	haahr@mv.us.adobe.com (Paul Haahr)
Message-Id: <9303220416.AA18919@astro.mv.us.adobe.com>
To:	jeremy@sw.oz.au, rc@hawkwind.utcs.toronto.edu
Subject: Re:  Porting rc to Linux

> When searching the path, why does rc try to double guess the kernel
> by testing the permissions itself rather than just trying to exec it?

because you want to be able to do the path search before you fork.

> And if it has to (whatis), why doesn't it just use the access system
> call rather than doing it for itself in rc_access?

because access lies if you run setuid or setgid, among other things.