Re: autoconf enhancement for Interix

[Noah Misch]

On Sat, Sep 08, 2007 at 10:13:03PM -0600, Eric Blake wrote:
> 2007-09-08  Eric Blake  <address@hidden>
> 
>       Centralize all system extensions checks.
>       * lib/autoconf/specific.m4 (AC_USE_SYSTEM_EXTENSIONS): Inline code
>       from AC_AIX, AC_GNU_SOURCE, AC_MINIX.  Add Interix support.
>       (AC_AIX, AC_GNU_SOURCE, AC_MINIX): Obsolete, and point to
>       AC_USE_SYSTEM_EXTENSIONS.
>       (AC_ISC_POSIX): Obsolete, and point to AC_SEARCH_LIBS.
>       * doc/autoconf.texi (Posix Variants): Reword this section,
>       emphasizing that AC_USE_SYSTEM_EXTENSIONS is the preferred method,
>       rather than a series of system-specific checks.
>       (Obsolete Macros): Add AC_AIX, AC_GNU_SOURCE, AC_ISC_POSIX,
>       AC_MINIX.
>       * NEWS: Document this change.
>       * THANKS: Update.
>       Reported by Martin Koeppe.

This looks fine.  Thanks.