Compatible with MS-DOS version 4.0, MASM 5.1 and Microsoft® C compiler 5.1, this expanded revision presents all of the details needed to write application programs for the latest version of the MS-DOS operating system. All example programs have been revised to be compatible with MS-DOS 4.0, along with completely revised, expanded chapters on subjects which include structured programming, installable device drivers, real-time programming, and memory management.

Revised and updated edition (1st ed. was 1986) now covers DOS 3.2 and DOS 4, and adds information about the newer 80386 machines, the PS/2 Micro Channel machine, new disk formats, the VGA graphics adapter, and the LIM EMS 4.0 standard for expanded memory capacity. Annotation copyrighted by Book News, Inc., Portland, OR

This book explores all of the new features including improved data types support, enhanced macro capabilities, single-pass operation, and a low-level optimizer. Also, any programmer using BASIC, C, FORTRAN will now be able to move their programs easily into the DOS environment with the excellent tutorial and reference material.