[PATCH] Fix ftw and nftw

[Ulrich Drepper]

Jakub Jelinek <jakub@redhat.com> writes:

> If the depth level at which {,n}ftw callback decides to return non-zero is
> bigger than the descriptors argument passed to {,n}ftw, we trigger an
> assertion in ftw_dir and depending on NDEBUG either don't behave correctly
> or abort.

Thanks, I've applied the patch after a little optimization.  Also the
tests are in although I'm not sure that they always will work.  We'll
see.

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