D alternative for C/C++ -Dfoo=42

[Dejan Lekic]

On Tuesday, 25 February 2014 at 13:21:38 UTC, bearophile wrote:
> Dejan Lekic:
>
>> And yes, if someone builds multiple modules, he/she would have 
>> to use fully-qualified name. Example: dmd foo.d bar.d 
>> -Dfoo.var1=5 -Dbar.var4=walter
>
> If you are interested in such things I suggest you to take a 
> look at how the Fortress language does them.
>
> Bye,
> bearophile

No, I am not interested, but thanks. I am interested how D does 
them, or better say how it may do them...