[PATCH]: Add support for MacOSX 64bits target

[Nick Clifton]

Hi Tristan,

> this patch add supports for MacOSX 64bits targets.  It is mostly a port 
> from the Apple branch the current
> CVS version.
> Nothing very complex: it just handles new 64bits structures in mach-o 
> files.

How was the patch tested ?  Were there any regressions ?

 > bfd/
 > 2008-09-03  Tristan Gingold  <gingold@adacore.com>
 >
 >	Add MacOSX 64 bits support.
[snip]

Approved provided that there were no regressions - please apply.

Cheers
   Nick