Disclaimer

No liability for the contents of this document can be accepted. Use the concepts, examples and other content at your own risk. There may be errors and inaccuracies, that may of course be damaging to your system. Although this is highly unlikely, you should proceed with caution. The author does not accept any responsibility for any damage incurred.

All copyrights are held by their respective owners, unless specifically noted otherwise. Use of a term in this document should not be regarded as affecting the validity of any trademark or service mark.

Naming of particular products or brands should not be seen as endorsements.

UNIX is a registered trademark of The Open Group.

License

Copyright © 2003 - 2006 Gareth Anderson. Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.1 or any later version published by the Free Software Foundation; with no Invariant Sections, with no Front-Cover Texts, and with no Back-Cover Texts. A copy of the license can be found in the section called the GNU Free Documentation License or at the GNU Documentation License Site.