All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
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 disclaimer in 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:
This product 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 derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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, WHETHER IN CONTRACT, STRICT
LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
@(#)Title 6.3 (Berkeley) 4/17/91
.vs 22
3 UNIX Programmer's Supplementary Documents Volume 1 (PS1) .vs 16
2 4.3 Berkeley Software Distribution Virtual VAX-11 Version .pt 12 .vs 16
April, 1986
5 Computer Systems Research Group Computer Science Division Department of Electrical Engineering and Computer Science University of California Berkeley, California 94720 .bp .vs 12p Copyright 1979, 1980, 1983, 1986 Regents of the University of California. Permission to copy these documents or any portion thereof as necessary for licensed use of the software is granted to licensees of this software, provided this copyright notice and statement of permission are included. Documents PS1:1, 9, 10, 12, 15, 16, and 17 are copyright 1979, AT&T Bell Laboratories, Incorporated. Documents PS1:2, and 5 are modifications of earlier documents that are copyrighted 1979 by AT&T Bell Laboratories, Incorporated. Holders of \x'-1p'UNIX\v'-4p'\s-3TM\s0\v'4p'/32V, System III, or System V software licenses are permitted to copy these documents, or any portion of them, as necessary for licensed use of the software, provided this copyright notice and statement of permission are included. Document PS1:13 is part of the user contributed software and is copyright 1983 by Walter F. Tichy. Permission to copy the RCS documentation or any portion thereof as necessary for licensed use of the software is granted to licensees of this software, provided this copyright notice is included. This manual reflects system enhancements made at Berkeley and sponsored in part by the Defense Advanced Research Projects Agency (DoD), Arpa Order No. 4871 monitored by the Naval Electronics Systems Command under contract No. N00039-84-C-0089. The views and conclusions contained in these documents are those of the authors and should not be interpreted as representing official policies, either expressed or implied, of the Defense Research Projects Agency or of the US Government.