Herein you will find two things: First, my HTML version of the public domain file intel.doc, which derives from the PC Game Programmer's guide. This HTML version was produced by me alone, Zack Smith. HTML modifications are therefore copyrighted © 2005 and 2009 by Zack Smith, all rights reserved. This information is provided in the hope that it will be useful, but without any warranty; it is provided AS-IS, without even the implied warranty of fitness for a particular purpose.