Archiveopteryx 3.1.3 is licensed to you by Oryx Mail Systems GmbH
under the BSD License, a copy of which is enclosed in the file
bsd.txt. We adapted the text from that used by PostgreSQL,
http://www.postgresql.org/about/licence

Cryptlib (the files in the cryptlib subdirectory) is not part of
Archiveopteryx, merely bundled for convenience. For Cryptlib's
licensing terms, see:
http://www.cs.auckland.ac.nz/~pgut001/cryptlib/download.html.
