Path: utzoo!utgpu!jarvis.csri.toronto.edu!clyde.concordia.ca!uunet!mcsun!hp4nl!utrcu1!hania
From: hania@utrcu1.UUCP (Simon Hania)
Newsgroups: comp.sys.ibm.pc
Subject: Re: distinguishing between MS and IBM(PC) DOS
Message-ID: <261@utrcu1.UUCP>
Date: 18 Jan 90 22:21:35 GMT
References: <6178@uhccux.uhcc.hawaii.edu> <5134@solo6.cs.vu.nl>
Reply-To: hania@Utwente.nl (Simon Hania)
Organization: Utwente, Enschede
Lines: 12

In article <5134@solo6.cs.vu.nl> msschaa@cs.vu.nl (Schaap MS) writes:
>
>Check the root directory of the boot disk for
>IBMBIO.COM and IBMDOS.COM for PC-DOS,
>or MSDOS.SYS and ???.SYS for MS-DOS.
>
>Michael

Sorry, that won't work. Olivetti MS-DOS (>=3.20), for instance, calls 
its system files IBMBIO.COM and IBMDOS.COM too!

Simon