The definitive work on how to break the MS-DOS 640K barrier to create powerful and versatile applications has been revised and updated. This second edition covers all of the newest information on extending and enhancing DOS,...

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The definitive work on how to break the MS-DOS 640K barrier to create powerful and versatile applications has been revised and updated. This second edition covers all of the newest information on extending and enhancing DOS, from 286 and 386 extenders to programming with such operating environments as Windows and DESQview.

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