License information for Xinu software

(1) Copyright <<<>> Portions of the Xinu software are covered by the following copyright: Copyright (c) 2012, 2015 Douglas E. Comer and CRC Press, Inc. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that this notice is preserved and that due credit is given to the copyright holders. The names of the copyright holders may not be used to endorse or promote products derived from this software without specific prior written permission. This software is provided as is'' without express or implied warranty. The author assumes no liability for damages incidental or consequential, nor is the software warranted for correctness or suitability for any purpose. Portions of this software are documented in the book: Operating System Design -- The Xinu Approach, CRC Press, Boca Raton, FL, Linksys version 2012, Second Edition 2015. This software may not be published in a textbook without written permission from the copyright holders. <<<>>
(2) In consideration of the obligations of the parties, the nonexclusive royalty-free, irrevocable right to use,copy,modify,incorporate or create derivatives of,& distribute all or portions of software known as XINU as documented in OPERATING SYSTEM DESIGN THE XINU APPROACH is hereby granted to LICENSEE. The above rights are granted subject to the condition that LICENSEE's charge for product or application does not include any charge for XINU or any unmodified portion thereof.