"Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net> writes:
> A datagram socket (SOCK_DGRAM) is called "UDP Socket" when it
> assumes IP (AF_INET) or IPv6 (AF_INET6) as it's underlying
> protocol.
> But you can always use SOCK_DGRAM over AF_LOCAL.
I'm unconvinced that that has the same semantics on all platforms.
Unix pipes traditionally have different behavior with respect to
blocking, partial message send, etc.
regards, tom lane