IBM PC DOS (full name: The IBM Personal Computer Disk Operating System) is a DOS arrangement for the IBM Personal Computer and compatibles, bogus and awash by IBM from the 1980s to the 2000s.
The DOS INT 21h action 30h get DOS adaptation allotment OEM cipher 00h for IBM instead of FFh for Microsoft. This is accordant for DOS 7, because assorted appearance alien in MS DOS 7 (a allotment of Windows 95) are not accurate in PC DOS 7, and carnality versa, e.g., MS DOS 7 does not abutment REXX, and PC DOS 7 does not abutment FAT32.
The DOS INT 21h action 30h get DOS adaptation allotment OEM cipher 00h for IBM instead of FFh for Microsoft. This is accordant for DOS 7, because assorted appearance alien in MS DOS 7 (a allotment of Windows 95) are not accurate in PC DOS 7, and carnality versa, e.g., MS DOS 7 does not abutment REXX, and PC DOS 7 does not abutment FAT32.
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