add/correct copyright notice
add license

--HG--
branch : HEAD
diff --git a/man/zip_open.mdoc b/man/zip_open.mdoc
index 79c0cda..dce0654 100644
--- a/man/zip_open.mdoc
+++ b/man/zip_open.mdoc
@@ -1,10 +1,36 @@
-.\" $NiH: zip_open.mdoc,v 1.1 2003/10/01 18:28:10 dillo Exp $
-.\" zip_open.c -- open zip file
-.\" Copyright (C) 1999, 2003 Dieter Baron and Thomas Klausner
+.\" $NiH: zip_open.mdoc,v 1.2 2003/10/02 14:13:34 dillo Exp $
 .\"
-.\" This file is part of libzip, a library to manipulate ZIP files.
+.\" zip_open.mdoc -- open zip archive
+.\" Copyright (C) 2003 Dieter Baron and Thomas Klausner
+.\"
+.\" This file is part of libzip, a library to manipulate ZIP archives.
 .\" The authors can be contacted at <nih@giga.or.at>
 .\"
+.\" 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 names of the authors may not be used to endorse or promote
+.\"    products derived from this software without specific prior
+.\"    written permission.
+.\" 
+.\" THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``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 AUTHORS 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.
+.\"
 .Dd October 3, 2003
 .Dt ZIP_OPEN 3
 .Os