This function shuts down a socket connection in the manner indicated by
HOW
. If
HOW
is 0, further receives are disallowed. If
HOW
is 1, further sends are disallowed. If
HOW
is 2,
everything is disallowed.
(If you came here trying to figure out how to shut down your system, you'll have
to execute an external program to do that. See
system
.)