BeOS

[d]

> AFAIK, you should be able to use Windows threading functions as an
> alternative.  I might be wrong to assume that's the only alternative.
> If nothing else works, you're either going to have to rewrite phobos to
> not provide or use threading, or you will have to write in versions of
> the phobos threading functions that use BeOS thread support instead of
> POSIX or Windows.

BeOS has a completely different native thread library:

http://www.beunited.org/bebook/The%20Kernel%20Kit/ThreadConcepts.html#Thread
_and_Team_Concepts

Though, most of the Win32 thread functions have an analog in BeOS. Shouldn't
be too hard to do anyway.