From:	"Tim Van Holder" <tim DOT van DOT holder AT pandora DOT be>
To:	<djgpp-workers AT delorie DOT com>, "'Andrew Cottrell'" <acottrel AT ihug DOT com DOT au>
Cc:	"Eli Zaretskii" <eliz AT is DOT elta DOT co DOT il>
Subject:	Re: Grep 2.5e beta port to DJGPP
Date:	Tue, 27 Nov 2001 18:50:25 +0100
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> It's probably a simple matter of adding to configure.in a call to some
> AC_* macro, and regenerating the configure script and config.h.in.

I don't think there's a simple standard macro to detect whether a macro
exists, so you'll probably have to run some test program to detect it.
So I'd suggest simply using

#ifdef ISSOCK
   ... ISSOCK(x)
#endif

in the source (IIRC this is what several other packages do).

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