[PATCH] malloc: Remove __malloc_initialize_hook from the API [BZ #19564]

[DJ Delorie]

Florian Weimer <fweimer@redhat.com> writes:
> Older Emacs sources have their own copies of the relevant declarations
> in their sources.  Only the configure test included <malloc.h>, and
> would fail with poisoning put there.  I thought this was too brittle,
> and I didn't want to go through all the older versions.

Ah, paranoia good :-)