+Files: guile18/*
+Copyright: 1996-2010 Free Software Foundation, Inc.
+License: LGPL-2.1+
+
+Files: guile18/doc/tutorial
+Copyright: 1997, 1998, 2004, 2006 Free Software Foundation
+License: Guile-Tutorial
+ Permission is granted to make and distribute verbatim copies of
+ this manual provided the copyright notice and this permission notice
+ are preserved on all copies.
+ .
+ Permission is granted to copy and distribute modified versions of this
+ manual under the conditions for verbatim copying, provided that the entire
+ resulting derived work is distributed under the terms of a permission
+ notice identical to this one.
+ .
+ Permission is granted to copy and distribute translations of this manual
+ into another language, under the above conditions for modified versions,
+ except that this permission notice may be stated in a translation approved
+ by the author.
+
+Files: guile18/NEWS
+Copyright: 1996-2010 Free Software Foundation, Inc.
+License: Guile-NEWS
+ Permission is granted to anyone to make or distribute verbatim copies
+ of this document as received, in any medium, provided that the
+ copyright notice and this permission notice are preserved,
+ thus giving the recipient permission to redistribute in turn.
+ .
+ Permission is granted to distribute modified versions
+ of this document, or of portions of it,
+ under the above conditions, provided also that they
+ carry prominent notices stating who last changed them.
+
+Files: guile18/doc/goops/goops-tutorial.texi
+Copyright: 1993-1999 Erick Gallesio - I3S-CNRS/ESSI <eg@unice.fr>
+License: MIT-GOOPS-Tutorial
+ Permission to use, copy, modify, distribute, and license this
+ software and its documentation for any purpose is hereby granted,
+ provided that existing copyright notices are retained in all
+ copies and that this notice is included verbatim in any
+ distributions. No written agreement, license, or royalty fee is
+ required for any of the authorized uses.
+ This software is provided ``AS IS'' without express or implied
+ warranty.
+ .
+ Adapted for use in Guile with the author's permission.
+Comment: STk Reference manual (Appendix: An Introduction to STklos)
+ This chapter was originally written by Erick Gallesio as an appendix
+ for the STk reference manual, and subsequently adapted to GOOPS.
+
+Files: guile18/libguile/gc_os_dep.c
+Copyright: 1988, 1989, 2010 Hans-J. Boehm, Alan J. Demers
+ 1991-1995 by Xerox Corporation. All rights reserved.
+ 1996-1999 by Silicon Graphics. All rights reserved.
+ 1999 by Hewlett-Packard Company. All rights reserved.
+ 2000, 2001, 2002, 2003, 2004, 2006, 2008 Free Software Foundation
+License: MIT-gc_os_dep.c
+ 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.
+Comment:
+ Copied from gc5.2, files "os_dep.c", "gc_priv.h", "mark.c" and "gcconfig.h",
+ and modified for Guile by Marius Vollmer.
+
+