On Wed, Dec 17, 2014 at 5:56 PM, M. Ray Mullins <m.ray.mull...@gmail.com> wrote: > Finding out what the C runtime put in errno would be helpful.
Printing $! in the test script would likely do the trick, though I don't see Perl_my_dirfd setting errno if it fails when its argument is null, so there could be at least one failure scenario where errno is not set.
