Copyright

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Peachpit Press is a division of Addison Wesley Longman

Copyright © 1998 by Deborah S. Ray and Eric J. Ray

Notice of rights

All rights reserved. No part of this book may be reproduced or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher. For more information on getting permission for reprints and excerpts, contact Gary-Paul Prince at Peachpit Press.

Notice of liability

The information in this book is distributed on an "As is" basis, without warranty. While every precaution has been taken in the preparation of this book, neither the author nor Peachpit Press shall have any liability to any person or entity with respect to any loss or damage caused or alleged to be caused directly or indirectly by the instructions contained in this book or by the computer software and hardware products described herein.

Trademarks

UNIX is a registered trademark of The Open Group.

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Printed and bound in the United States of America

Credits

Editor:

Simon Hayes

Copy editor:

Bill Cassel

Production coordinator:

Amy Changar

Compositor:

David Van Ness

Cover design:

The Visual Group

Indexer:

Ann Longknife/Creative Studios