Copyright (c) 1993-2009, Paul Mattes.
Copyright (c) 2004-2005, Don Russell.
Copyright (c) 2004, Dick Altenbern.
Copyright (c) 1990, Jeff Sparkes.
Copyright (c) 1989, Georgia Tech Research Corporation (GTRC), Atlanta, GA
 30332.
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
    * Redistributions of source code must retain the above copyright
      notice, this list of conditions and the following disclaimer.
    * 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.
    * Neither the names of Paul Mattes, Don Russell, Dick Altenbern, Jeff
      Sparkes, GTRC nor the names of their contributors may be used to endorse
      or promote products derived from this software without specific prior
      written permission.

THIS SOFTWARE IS PROVIDED BY PAUL MATTES, DON RUSSELL, JEFF SPARKES, DICK
ALTENBERN AND GTRC "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 PAUL MATTES, DON RUSSELL,
DICK ALTENBERN, JEFF SPARKES OR GTRC 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.

The 3270-20 font is derived from an NCD font, so it carries an additional
notice:
 Copyright 1989-1991 Network Computing Devices, Inc.
 NCD is a registered trademark of Network Computing Devices, Inc.

  Permission to use, copy, modify, and distribute this software and
  its documentation for any purpose and without fee is hereby
  granted, provided that the above copyright notice appear in all
  copies and that both that copyright notice and this permission
  notice appear in supporting documentation, and that the name of
  NCD may not be used in advertising or publicity pertaining to
  distribution of the software without specific, written prior
  permission.  NCD makes no representations about the
  suitability of this software for any purpose.  It is provided ``as
  is'' without express or implied warranty.

  NCD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
  INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
  NO EVENT SHALL NCD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
  CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
  OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
  NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
  CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

The ComplexMenu sources are derived from the MIT X11R5 Athena SimpleMenu
widget, and carry an additional notice:
 Copyright 1989 Massachusetts Institute of Technology

  Permission to use, copy, modify, distribute, and sell this software and its
  documentation for any purpose is hereby granted without fee, provided that
  the above copyright notice appear in all copies and that both that
  copyright notice and this permission notice appear in supporting
  documentation, and that the name of M.I.T. not be used in advertising or
  publicity pertaining to distribution of the software without specific,
  written prior permission.  M.I.T. makes no representations about the
  suitability of this software for any purpose.  It is provided "as is"
  without express or implied warranty.
  
  M.I.T. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL M.I.T.
  BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
  OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 
  CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
