PowerPC malloc alignment

[Wolfram Gloger]

> From: Daniel Jacobowitz <drow@false.org>

> I see two ways to increase the alignment.
> 
>   - Build a second set of malloc routines with the old alignment.  At
>     malloc_set_state time, install them as hooks if necessary.
> 
>   - Tell people to rebuild emacs.  Improve the crash by adding a
>     debugging message out of malloc_set_state when it detects the
>     problem.

I hate to suggest it (because you've surely considered it already),
but the obvious alternatives:

 - bump libc major version

 - put a version tag on malloc et al (don't know if that's feasible)

> Let me know if you think we need the hooks approach.

Let me know too, I may find some time to look at it.

Regards,
Wolfram.