>such a struct is passed to a function, and I want to do something with the
>address in it, the __ss_family field is important to determine what kind
>of address it contains. But I feel very unconfortable using struct members
>with double underscores at the beginning of the name; those are supposed
>to be glibc private, right?
Your function should be declared to accept `struct sockaddr *'; you can just
refer to sa->sa_family etc. The `struct sockaddr_storage' type is only
intended to be used to reserve memory.
p.
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