--- old/usr/src/lib/libsocket/socket/socket.c	Sun Aug  5 23:41:06 2018
+++ /dev/null	Sun Aug  5 23:41:04 2018
@@ -1,152 +0,0 @@
-/*
- * CDDL HEADER START
- *
- * The contents of this file are subject to the terms of the
- * Common Development and Distribution License (the "License").
- * You may not use this file except in compliance with the License.
- *
- * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
- * or http://www.opensolaris.org/os/licensing.
- * See the License for the specific language governing permissions
- * and limitations under the License.
- *
- * When distributing Covered Code, include this CDDL HEADER in each
- * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
- * If applicable, add the following below this CDDL HEADER, with the
- * fields enclosed by brackets "[]" replaced with your own identifying
- * information: Portions Copyright [yyyy] [name of copyright owner]
- *
- * CDDL HEADER END
- */
-/*
- * Copyright (c) 1990, 2010, Oracle and/or its affiliates. All rights reserved.
- */
-
-/*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
-/*	  All Rights Reserved   */
-
-/*
- * University Copyright- Copyright (c) 1982, 1986, 1988
- * The Regents of the University of California
- * All Rights Reserved
- *
- * University Acknowledgment- Portions of this document are derived from
- * software developed by the University of California, Berkeley, and its
- * contributors.
- */
-
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <sys/stropts.h>
-#include <sys/stream.h>
-#include <sys/socketvar.h>
-#include <errno.h>
-#include <unistd.h>
-#include <stdlib.h>
-
-extern int _so_socket();
-extern int _s_netconfig_path();
-extern int _setsockopt();
-
-int _socket_create(int, int, int, int);
-
-#pragma weak socket = _socket
-
-int
-_socket(int family, int type, int protocol)
-{
-	return (_socket_create(family, type, protocol, SOV_DEFAULT));
-}
-
-/*
- * Used by the BCP library.
- */
-int
-_socket_bsd(int family, int type, int protocol)
-{
-	return (_socket_create(family, type, protocol, SOV_SOCKBSD));
-}
-
-int
-_socket_svr4(int family, int type, int protocol)
-{
-	return (_socket_create(family, type, protocol, SOV_SOCKSTREAM));
-}
-
-int
-__xnet_socket(int family, int type, int protocol)
-{
-	return (_socket_create(family, type, protocol, SOV_XPG4_2));
-}
-
-/*
- * Create a socket endpoint for socket() and socketpair().
- * In SunOS 4.X and in SunOS 5.X prior to XPG 4.2 the only error
- * that could be returned due to invalid <family, type, protocol>
- * was EPROTONOSUPPORT. (While the SunOS 4.X source contains EPROTOTYPE
- * error as well that error can only be generated if the kernel is
- * incorrectly configured.)
- * For backwards compatibility only applications that request XPG 4.2
- * (through c89 or XOPEN_SOURCE) will get EPROTOTYPE or EAFNOSUPPORT errors.
- */
-int
-_socket_create(int family, int type, int protocol, int version)
-{
-	int fd;
-
-	/*
-	 * Try creating without knowing the device assuming that
-	 * the transport provider is registered in /etc/sock2path.d.
-	 * If none found fall back to using /etc/netconfig to look
-	 * up the name of the transport device name. This provides
-	 * backwards compatibility for transport providers that have not
-	 * yet been converted to using /etc/sock2path.d.
-	 * XXX When all transport providers use /etc/sock2path.d. this
-	 * part of the code can be removed.
-	 */
-	fd = _so_socket(family, type, protocol, NULL, version);
-	if (fd == -1) {
-		char *devpath;
-		int saved_errno = errno;
-		int prototype = 0;
-
-		switch (saved_errno) {
-		case EAFNOSUPPORT:
-		case EPROTOTYPE:
-			if (version != SOV_XPG4_2)
-				saved_errno = EPROTONOSUPPORT;
-			break;
-		case EPROTONOSUPPORT:
-			break;
-
-		default:
-			errno = saved_errno;
-			return (-1);
-		}
-		if (_s_netconfig_path(family, type, protocol,
-		    &devpath, &prototype) == -1) {
-			errno = saved_errno;
-			return (-1);
-		}
-		fd = _so_socket(family, type, protocol, devpath, version);
-		free(devpath);
-		if (fd == -1) {
-			errno = saved_errno;
-			return (-1);
-		}
-		if (prototype != 0) {
-			if (_setsockopt(fd, SOL_SOCKET, SO_PROTOTYPE,
-			    (caddr_t)&prototype, (int)sizeof (prototype)) < 0) {
-				(void) close(fd);
-				/*
-				 * setsockopt often fails with ENOPROTOOPT
-				 * but socket() should fail with
-				 * EPROTONOSUPPORT.
-				 */
-				errno = EPROTONOSUPPORT;
-				return (-1);
-			}
-		}
-	}
-	return (fd);
-}
