Could we get a LP64 version identifier?

[Walter Bright]

Jacob Carlborg wrote:
> Are you saying that D_LP64 isn't implemented in the current version? 
> Because I noticed that it was already listed in the documentation: 
> http://www.digitalmars.com/d/1.0/version.html
> When I tried to set the D_LP64 version with GDC it said: "Error: version 
> identifier 'D_LP64' is reserved and cannot be set" and GDC is quite old 
> now. But perhaps it's only reserved and not implemented yet.

I forgot that it was already in <g>.