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Date: Thu, 15 May 1997 12:11:59 +1000
From: Bruce Evans <bde@zeta.org.au>
Message-Id: <199705150211.MAA09069@godzilla.zeta.org.au>
To: jmb@FreeBSD.ORG, wosch@apfel.de
Subject: Re: Linux UID/GID 'Feature'
Cc: bde@zeta.org.au, freebsd-security@FreeBSD.ORG,
        wollman@khavrinen.lcs.mit.edu
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>	isdigit() and all the other string macros
>	should be used with ascii charcters only.
>	so (isascii(*p) && isdigit(*p))
>	is the correct way to use isdigit()
>
>	this may have changed with the introduction of runes.

Nope.  The ctype macros are specified without reference to ASCII
characters in ANSI C.  There is no isascii() function in ANSI C.
ASCII characters may be supported as a special locale.

Bruce