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What do Windows 3.1, Lotus 1-2-3, Borland C++, AutoCAD, and FoxPro all have in common? All make use of special operating systems called DOS extenders to transcend the memory limitations of DOS. DOS can address only one megabyte of memory; DOS extenders "extend" the memory limitations so programs can use up to 4,096 megabytes of memory.
DOS and Windows Protected Mode is the definitive guide to writing applications that take full advantage of the most popular DOS extenders such as Phar Lap and Intel. It is meticulously detailed with practical source code.
The book is divided into three sections that give the critical details on extender technology:
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