|  | Copyright (c) 1991, 1993 | 
|  | The Regents of the University of California.  All rights reserved. | 
|  |  | 
|  | This code is derived from software contributed to Berkeley by | 
|  | Kenneth Almquist. | 
|  |  | 
|  | 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. 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. | 
|  |  | 
|  |  |