47This software contains third-party software programs licensed under BSD.Copyright (c) 1992, 1993The Regents of the University of California. All rights reserved.Copyright (c) 1990, 1993The Regents of the University of California. All rights reserved.Copyright (c) 1992, 1993The Regents of the University of California. All rights reserved.This code is derived from software contributed to Berkeley by Chris Torek.NOTICE:Since the sockets interface was designed and developed at the University of California, the following copyright is included.Portions of the following definitions are protected by that copyrightCopyright (c) 1982, 1986, 1991, 1993, 1994The Regents of the University of California. All rights reserved.(c)UNIX System Laboratories, Inc.All or some portions of this file are derived from material licensed to the University of California by American Telephone andTelegraph Co. or Unix System Laboratories, Inc. and are reproduced herein with the permission of UNIX SystemLaboratories, Inc.Redistribution and use in source and binary forms, with or without modification, are permitted provided that the followingconditions are met:1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimerin the documentation and/or other materials provided with the distribution.3. All advertising materials mentioning features or use of this software must display the following acknowledgement: Thisproduct includes software developed by the University of California, Berkeley and its contributors.4. Neither the name of the University nor the names of its contributors may be used to endorse or promote products derivedfrom this software without specific prior written permission.THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIEDWARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESSFOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BELIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHERIN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUTOF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.Open Source Software