loader: On Mac, reserve the process's original thread for the frameworks.

[Alexandre Julliard]

Ken Thomases <ken at codeweavers.com> writes:

> Hold off on this one.  I've encountered a strange issue after sending it (that I didn't encounter in earlier testing).
>
> err:process:start_wineboot failed to start wineboot, err 1359
>
> Apparently, there's a failure of an execve() system call in a child
> process.  It's getting EFAULT.

Probably unrelated, but note that in Mac OS until recently, execve
failed if there was more than one thread. That's going to break the
process startup.

-- 
Alexandre Julliard
julliard at winehq.org