DRIVPARM and DRIVER.SYS (Was: IBM PC-DOS 2.10 explorations

Chuck Guzis cclist at sydex.com
Sun Oct 4 14:52:02 CDT 2020

On 10/4/20 12:16 PM, Fred Cisin via cctalk wrote:
>>> On SOME systems, you could substitute
>>> DRIVPARM = /D:1 /F:2 for similar effect.
> On Sun, 4 Oct 2020, Chuck Guzis via cctalk wrote:
>> IIRC, in xDOS 3.2 and 3.3 DRIVPARM produced an error if specified as
>> usual, but when DRIVPARM was suffixed by a string of three contorl-A
>> (hex 01h) characters, it worked fine.
>> Good ol' DOS arcana.
> THANK YOU!  That provides some clues about the issue of BIOS, not DOS,
> incompatability.

Beg to differ, Fred.   CONFIG.SYS is processed by DOS, not the BIOS.  In
this case it seems to be a lexical quirk to keep folks from using the


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