The shutdown() function shall cause all or part of a full-duplex
connection on the socket associated with the file descriptor socket to
be shut down.
The shutdown() function takes the following arguments:
Specifies the file descriptor of the socket.
Specifies the type of shutdown. The values are as
Disables further receive operations.
Disables further send operations.
Disables further send and receive
The shutdown() function disables subsequent send and/or receive
operations on a socket, depending on the value of the how argument.
Portions of this text are reprinted and reproduced in electronic form from IEEE
Std 1003.1, 2003 Edition, Standard for Information Technology -- Portable
Operating System Interface (POSIX), The Open Group Base Specifications Issue
6, Copyright (C) 2001-2003 by the Institute of Electrical and Electronics
Engineers, Inc and The Open Group. In the event of any discrepancy between
this version and the original IEEE and The Open Group Standard, the original
IEEE and The Open Group Standard is the referee document. The original
Standard can be obtained online at http://www.opengroup.org/unix/online.html