[PATCH] Fix readdir_r with long file names

[Joseph Myers]

On Wed, 2 Mar 2016, Paul Eggert wrote:

> analyzers that the array in question may be larger. It also adds a
> compile-time option (default off) to simply use flexible arrays without the
> backwards-compatibility hack. We could use that option in Gnulib.

I don't think such a compile-time option is desirable (especially not 
undocumented, all feature test macros should be documented in 
creature.texi); we shouldn't profilerate feature-test macros for things 
that aren't well-defined API groups.

-- 
Joseph S. Myers
joseph@codesourcery.com