|  | Libevent is available for use under the following license, commonly known | 
|  | as the 3-clause (or "modified") BSD license: | 
|  |  | 
|  | ============================== | 
|  | Copyright (c) 2000-2007 Niels Provos <provos@citi.umich.edu> | 
|  | Copyright (c) 2007-2010 Niels Provos and Nick Mathewson | 
|  |  | 
|  | 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. The name of the author may not be used to endorse or promote products | 
|  | derived from this software without specific prior written permission. | 
|  |  | 
|  | THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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. | 
|  | ============================== | 
|  |  | 
|  | Portions of Libevent are based on works by others, also made available by | 
|  | them under the three-clause BSD license above.  The copyright notices are | 
|  | available in the corresponding source files; the license is as above.  Here's | 
|  | a list: | 
|  |  | 
|  | log.c: | 
|  | Copyright (c) 2000 Dug Song <dugsong@monkey.org> | 
|  | Copyright (c) 1993 The Regents of the University of California. | 
|  |  | 
|  | strlcpy.c: | 
|  | Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com> | 
|  |  | 
|  | win32.c: | 
|  | Copyright (c) 2003 Michael A. Davis <mike@datanerds.net> | 
|  |  | 
|  | evport.c: | 
|  | Copyright (c) 2007 Sun Microsystems | 
|  |  | 
|  | min_heap.h: | 
|  | Copyright (c) 2006 Maxim Yegorushkin <maxim.yegorushkin@gmail.com> | 
|  |  | 
|  | tree.h: | 
|  | Copyright 2002 Niels Provos <provos@citi.umich.edu> |