how to detect OS architecture?

[Jeroen Bollen]

On Monday, 16 December 2013 at 10:54:15 UTC, Hugo Florentino
wrote:
> Hi,
>
> I am writing a launcher to make a Windows application portable, 
> but since this application supports both x86 and x86_64, I 
> would like to detect the architecture of the OS my launcher is 
> being run on, in order to launch the proper executable.
>
> How can I do this?
>
> Regards, Hugo

version(Windows) {
       // Windows code goes here
} else {
      // Other OS code goes here
}

More here: http://dlang.org/version.html