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-.\" Copyright (c) 1983, 1991 The Regents of the University of California.
-.\" All rights reserved.
-.\"
-.\" SPDX-License-Identifier: BSD-4-Clause-UC
-.\"
-.\" $Id: shutdown.2,v 1.1.1.1 1999/03/21 22:52:23 freitag Exp $
-.\"
-.\" Modified Sat Jul 24 09:57:55 1993 by Rik Faith <faith@cs.unc.edu>
-.\" Modified Tue Oct 22 22:04:51 1996 by Eric S. Raymond <esr@thyrsus.com>
-.\" Modified 1998 by Andi Kleen
-.\"
-.TH shutdown 2 2023-10-31 "Linux man-pages 6.7"
-.SH NAME
-shutdown \- shut down part of a full-duplex connection
-.SH LIBRARY
-Standard C library
-.RI ( libc ", " \-lc )
-.SH SYNOPSIS
-.nf
-.B #include <sys/socket.h>
-.P
-.BI "int shutdown(int " sockfd ", int " how );
-.fi
-.SH DESCRIPTION
-The
-.BR shutdown ()
-call causes all or part of a full-duplex connection on the socket
-associated with
-.I sockfd
-to be shut down.
-If
-.I how
-is
-.BR SHUT_RD ,
-further receptions will be disallowed.
-If
-.I how
-is
-.BR SHUT_WR ,
-further transmissions will be disallowed.
-If
-.I how
-is
-.BR SHUT_RDWR ,
-further receptions and transmissions will be disallowed.
-.SH RETURN VALUE
-On success, zero is returned.
-On error, \-1 is returned, and
-.I errno
-is set to indicate the error.
-.SH ERRORS
-.TP
-.B EBADF
-.I sockfd
-is not a valid file descriptor.
-.TP
-.B EINVAL
-An invalid value was specified in
-.I how
-(but see BUGS).
-.TP
-.B ENOTCONN
-The specified socket is not connected.
-.TP
-.B ENOTSOCK
-The file descriptor
-.I sockfd
-does not refer to a socket.
-.SH STANDARDS
-POSIX.1-2008.
-.SH HISTORY
-POSIX.1-2001, 4.4BSD
-(first appeared in 4.2BSD).
-.SH NOTES
-The constants
-.BR SHUT_RD ,
-.BR SHUT_WR ,
-.B SHUT_RDWR
-have the value 0, 1, 2,
-respectively, and are defined in
-.I <sys/socket.h>
-since glibc-2.1.91.
-.SH BUGS
-Checks for the validity of
-.I how
-are done in domain-specific code,
-and before Linux 3.7 not all domains performed these checks.
-.\" https://bugzilla.kernel.org/show_bug.cgi?id=47111
-Most notably, UNIX domain sockets simply ignored invalid values.
-This problem was fixed for UNIX domain sockets
-.\" commit fc61b928dc4d72176cf4bd4d30bf1d22e599aefc
-.\" and for DECnet sockets in commit 46b66d7077b89fb4917ceef19b3f7dd86055c94a
-in Linux 3.7.
-.SH SEE ALSO
-.BR close (2),
-.BR connect (2),
-.BR socket (2),
-.BR socket (7)