------------------------------------------------------------------------------
  Copyright (C) 2005,2006 Kazuki Ohta <mover AT hct.zaq.ne.jp>
                2005,2006 Jun Inoue <jun.lambda AT gmail.com>
                2005,2006 YAMAMOTO Kengo <yamaken AT bp.iij4u.or.jp>
                2007-2008 SigScheme Project <uim-en AT googlegroups.com>

  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. Neither the name of authors 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 COPYRIGHT HOLDERS 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 COPYRIGHT HOLDERS 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.
------------------------------------------------------------------------------

Supplementary explanation (only for help and not legal):

  You may use, reuse, modify, distribute and/or sell material contained
  in this package, except for those files or directories that contain a
  notice that a different license applies.  Such exceptional material
  must be distributed under the terms of the license specified therein.
  Each file indicates its copyright holder in its header.


libgcroots is covered by:
-----------------------------------------------------------------------------
Copyright 1988, 1989 Hans-J. Boehm, Alan J. Demers
Copyright (c) 1991-1995 by Xerox Corporation.  All rights reserved.
Copyright (c) 1996-1999 by Silicon Graphics.  All rights reserved.
Copyright (c) 1999-2001 by Hewlett-Packard. All rights reserved.
Copyright (c) 2006-2007 YAMAMOTO Kengo All rights reserved.

THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
OR IMPLIED.  ANY USE IS AT YOUR OWN RISK.

Permission is hereby granted to use or copy this program
for any purpose,  provided the above notices are retained on all copies.
Permission to modify the code and to distribute modified code is granted,
provided the above notices are retained, and a notice that the code was
modified is included with the above copyright notice.
-----------------------------------------------------------------------------

lib/srfi-1.scm is covered by:
-----------------------------------------------------------------------------
;;; Copyright (c) 1998, 1999 by Olin Shivers. You may do as you please with
;;; this code as long as you do not remove this copyright notice or
;;; hold me liable for its use. Please send bug reports to shivers@ai.mit.edu.
;;;     -Olin

;;; Copyright (c) 2007-2008 SigScheme Project <uim-en AT googlegroups.com>
-----------------------------------------------------------------------------


lib/srfi-9.scm is covered by:
-----------------------------------------------------------------------------
Copyright (C) Richard Kelsey (1999). All Rights Reserved.

Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:

The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-----------------------------------------------------------------------------


lib/srfi-43.scm is covered by:
-----------------------------------------------------------------------------
;;; Taylor Campbell wrote this code; he places it in the public domain.
-----------------------------------------------------------------------------


lib/srfi-69.scm is covered by:
-----------------------------------------------------------------------------
Copyright (C) Panu Kalliokoski (2005). All Rights Reserved.

Permission is hereby granted, free of charge, to any person obtaining a
copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:

The above copyright notice and this permission notice shall be included
in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 
-----------------------------------------------------------------------------


lib/srfi-95.scm is covered by:
-----------------------------------------------------------------------------
;;; Author : Richard A. O'Keefe (based on Prolog code by D.H.D.Warren)
;;;
;;; This code is in the public domain.
-----------------------------------------------------------------------------


test/gauche-*.scm and some part of src/read.c and src/list.c are covered by:
-----------------------------------------------------------------------------

  Copyright (c) 2000-2004 Shiro Kawai, 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. Neither the name of the authors 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 COPYRIGHT HOLDERS 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 COPYRIGHT
  OWNER 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.

-----------------------------------------------------------------------------


test/bigloo-*.scm are licensed under GPL2:
---------------------------------------------------------------------
    A practical implementation for the Scheme programming language   
                                                                     
                                    ,--^,                            
                              _ ___/ /|/                             
                          ,;'( )__, ) '                              
                         ;;  //   L__.                               
                         '   \\   /  '                               
                              ^   ^                                  
                                                                     
               Copyright (c) 1992-2004 Manuel Serrano                
                                                                     
     Bug descriptions, use reports, comments or suggestions are      
     welcome. Send them to                                           
       bigloo@sophia.inria.fr                                        
       http://www.inria.fr/mimosa/fp/Bigloo                                 
                                                                     
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by 
   the Free Software Foundation; either version 2 of the License, or 
   (at your option) any later version. More precisely,

      - The compiler and the tools are distributed under the terms of the
      GNU General Public License.

      - The Bigloo run-time system and the libraries are distributed under 
      the terms of the GNU Library General Public License. The source code
      of the Bigloo runtime system is located in the ./runtime directory.
      The source code of the FairThreads library is located in the
      ./fthread directory.

   This program is distributed in the hope that it will be useful,   
   but WITHOUT ANY WARRANTY; without even the implied warranty of    
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the     
   GNU General Public License for more details.                      
                                                                     
   You should have received a copy of the GNU General Public         
   License along with this program; if not, write to the Free        
   Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,   
   MA 02111-1307, USA.                                               
---------------------------------------------------------------------


test/scm-r4rstest.scm is licensed under GPL2:
-----------------------------------------------------------------------------
;; Copyright (C) 1991, 1992, 1993, 1994, 1995, 2000, 2003, 2004, 2006, 2007 Free Software Foundation, Inc.
;;
;; This program is free software; you can redistribute it and/or modify it
;; under the terms of the GNU General Public License as published by the
;; Free Software Foundation; either version 2, or (at your option) any
;; later version.
;;
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;; GNU General Public License for more details.
;;
;; To receive a copy of the GNU General Public License, write to the
;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
;; Boston, MA 02111-1307, USA; or view
;; http://swiss.csail.mit.edu/~jaffer/GPL.html
-----------------------------------------------------------------------------


test/oleg-srfi2.scm is covered by:
-----------------------------------------------------------------------------
;; License terms:
;;
;; http://pobox.com/~oleg/ftp/
;;
;; "Unless specified otherwise, all the code and the documentation on this site
;; is in public domain."
-----------------------------------------------------------------------------
