enabling caching for dl_iterate_phdr()

[Ulrich Drepper]

David Mosberger wrote:

> Attached is an updated patch.  "make check subdirs=elf" passes all
> tests (including the new tst-dlmodcount test).

I've applied the patch.

-- 
➧ Ulrich Drepper ➧ Red Hat, Inc. ➧ 444 Castro St ➧ Mountain View, CA ❖