Jason Choy

Hi Kenton, Your suggestions sound good. Regarding CoreFoundation an gcc, perhaps these compat libraries should not be part of the default make target. We could have a `make all` to...

> if `UnixEventPort` were an abstract interface, would you be able to implement CFRunLoop support at that level to avoid re-implementing AsyncIoStream? I think the right level of abstraction is...

Sounds good to me. Should AsyncFd and AsyncStreamFd live in async-unix? I haven't even attempted to support signals yet.