bug#13702: Fixed in r112244

[Eli Zaretskii]

> From: Romain Francoise <romain@orebokech.com>
> Date: Sun, 07 Apr 2013 13:27:18 +0200
> 
> This is now fixed in trunk as of revision 112244:
> 
> 2013-04-07  Romain Francoise  <romain@orebokech.com>
> 
>         Ignore additional platform-specific ACL errors (Bug#13702).
>         * fileio.c (ACL_NOT_WELL_SUPPORTED): New macro copied from gnulib.
>         (Fcopy_file, Fset_file_acl) [HAVE_POSIX_ACL]: Use it.

Careful: in Emacs, HAVE_POSIX_ACL is defined on MS-Windows as well,
but the gnulib module from which you copied the macro does not support
MS-Windows, AFAICS.  I added a suitable definition for Windows.

Thanks.