[phobos] 64 & 32 bit libraries for OSX

[Walter Bright]

On 11/10/2011 1:04 PM, Michel Fortin wrote:
>
> Apple shipped 32-bit Macs until 2006. While it's true that most Intel Macs can run 64-bit programs, some may not be able to run dmd if you remove the 32-bit version.
>
> Perhaps the best way to know if you should maintain a 32-bit version is to release a 64-bit-only version and see if you get complains. :-) Then re-release it as a dual-architecture binary if some people wants it.
>

Sounds like a plan. Even my ancient Mac mini turned out to run 64 bit code jes' 
fine. I'm not sure when I bought it.

I will continue to build and test the 32 bit dmd to make sure it keeps working, 
but won't include it in the regular distribution.