64bit variant naming scheme

[Joshua Root]

Toby Peterson wrote:
> On Sun, Dec 7, 2008 at 6:59 PM, Bryan Blackburn <blb at macports.org> wrote:
>> Currently there are only a few ports with 64bit variants:
>>
>>  nbench-byte +use_64_bit
>>  ubench +use_64_bit
>>  judy +bit64
>>  john-devel +use_64_bit
>>
>> (john-devel was updated with 64bit support by me, picking the more common
>> name).
>>
>> Before there are many more ports with such variants, we need to decide on a
>> standard name; I found that +64bit isn't liked by port as it thinks that is
>> the name of a port, not a variant so I guess it doesn't like a variant name
>> to start with a number.
>>
>> The only issue I have with +use_64_bit is it's long and a pain to type...
> 
> Seems like a rather inappropriate use of variants in the first place.
> 64bit-related build foo should simply be applied if the port is being
> built 64bit (via universal_archs or other method).

Right, the reason I added those variants to nbench-byte and ubench was
simply so they could be built 64-bit with MP 1.6. With 1.7, it seems
like universal_archs and configure.m64 should take care of the issue
between them.

- Josh