Sockets - Using INADDR_ANY on client side

Question

I recently ran into this blog post which describes a TCP server client using libev. The sever uses INADDR_ANY to bind to an interface which is something I\'m fa

Answer 1

There is an old BSD convention that connecting to INADDR_ANY means you want to connect to the loopback network. The linux network code explicitly supports this (search for INADDR_ANY in this file). I have no idea what other OSes do or don't support it.