64bit variant naming scheme

[cssdev at mac.com]

 On Sunday, December 07, 2008, at 09:59PM, "Bryan Blackburn" <blb at macports.org> wrote:
>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.

Sounds like a bug to me. ;)

Naming a variant with "use" seems redundant IMO, but it might be needed a temporary solution until we can name variants starting with numbers. Underscores can make it harder to remember, but otherwise I think +64bit would be the ideal choice.

Chris