Zenith MS-DOS Version 2 Programmers Utility Pack [Zenith Z-100 and Z-100 PC]
Released in 1984 by Zenith
For Zenith Z-100 Series, Zenith Z-100 PC Series, and Z-100 PC in Z-100 mode.

This Programmer's Utility Pack for MS-DOS contains source code and
compiler utilities needed for building an MS-DOS 2 BIOS (IO.SYS file)
for use with the Zenith Z-100 (not IBM hardware compatible), the
Zenith Z-100 PC (IBM hardware compatible), and the Zenith Z-100 PC
running in Z-100 compatibility mode.

The manual documents MS-DOS structures, the interfaces for the
applicable hardware platforms, and the compiler utilities.

Disks:

1: MS"TM"-DOS Version 2 Utilities
2: Z-100 BIOS Sources
3: Z-100 PC BIOS Sources
4: Z-100 PC/Z-100 Mode BIOS Sources

Zenith Part Number CB-5063-16