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From: guy@auspex.auspex.com (Guy Harris)
Newsgroups: comp.sys.hp
Subject: Re: Strangeness with csh environment variable names?
Message-ID: <3387@auspex.auspex.com>
Date: 25 May 90 18:45:02 GMT
References: <777@limbo.Intuitive.Com> <5372@hplabsz.HPL.HP.COM>
Organization: Auspex Systems, Santa Clara
Lines: 8

>I would suspect that the behaviour won't change since it was inherited from
>AT&T and is probably in some important standard somewhere.

And even if it isn't, that behavior is sufficiently widespread (as in "I
know of no UNIX systems that *don't* exhibit it, and I wouldn't be
surprised to hear there are none) that one is best advised to use
underscore rather than dash in environment variable names.  "PROG_OPTS"
is a better choice.