how to mark an extern function @nogc?

[Adam Sansier via Digitalmars-d-learn]

On Monday, 11 July 2016 at 01:58:23 UTC, Adam Sansier wrote:
> I'm using some win functions that don't use the gc and are not 
> marked, specifically CLSIDFromString that I imported 
> myself(it's not marked nogc in objbase).

I went ahead and copied the import and added nogc. Shouldn't 
someone add that to objbase?