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Re: Detection of utmp/pty for *BSD.

From: Ralf Wildenhues
Subject: Re: Detection of utmp/pty for *BSD.
Date: Fri, 10 Sep 2010 07:44:06 +0200
User-agent: Mutt/1.5.20 (2010-04-22)

[ adding bug-autoconf ]

* Mats Erik Andersson wrote on Fri, Sep 10, 2010 at 12:19:08AM CEST:
> The quick punch lines first:
>    * <utmp.h>  is __NOT__ self-contained, neither for OpenBSD, nor FreeBSD.
>    * <libutil.h>  is __NOT__ self-contained for FreeBSD.
> In contrast,
>    * <util.h>  __is__ self-contained for OpenBSD.

> All these failures are rescued by the simple insertion of a single
>    #include <sys/types.h>
> before either of the original header files, but not after!

I think such knowledge has a place in autoconf.texi and maybe also
Autoconf macros, too.  This is not just interesting for gnulib.


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