I'm not certain, but it seems from the article that they implemented MegaPipe to run alongside the BSD API. You do have to keep the BSD sockets API alongside th

I'm not certain, but it seems from the article that they implemented MegaPipe to run alongside the BSD API. You do have to keep the BSD sockets API alongside the new implementation. Not only because there is a lot of existing code that depends on it, but also because abstracting a socket as a file is actually useful in many cases.