wininet: Avoid compiler warnings due to negation before binary operator. (RESEND)

[Alexandre Julliard]

Gerald Pfeifer <gerald at pfeifer.com> writes:

> As of last week, what will become GCC 5.0 does warn about this as
> part of -Wall.
>
> There are a couple of cases in Wine, such as this, which I'd like
> to address.

Please find a way that doesn't make the code unnecessarily ugly.

-- 
Alexandre Julliard
julliard at winehq.org