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From: osbook@sdcsvax.UCSD.EDU (osbook)
Newsgroups: comp.sys.ibm.pc
Subject: re: number of DOS drives
Message-ID: <2268@sdcsvax.UCSD.EDU>
Date: Tue, 2-Dec-86 02:36:43 EST
Article-I.D.: sdcsvax.2268
Posted: Tue Dec  2 02:36:43 1986
Date-Received: Tue, 2-Dec-86 06:40:06 EST
Organization: University of California, San Diego
Lines: 23

References: <8005@watdaisy.UUCP> <1441@isis.UUCP>
Reply-To: osbook@sdcsvax.UUCP (osbook)
Distribution: world
Organization: U.C. San Diego

In article <1441@isis.UUCP> dragheb@isis.UUCP (Darius "OPRDRT" Ragheb) writes:
>In article <8005@watdaisy.UUCP> dvadura@watdaisy.UUCP (Dennis Vadura) writes:
>>
>>Hi there, does anyone out there in net land know how you can find out from
>>DOS what the names of physical drives active in the system are?  I haven't
>
>I think this might work (I have not tried it):
>use function (_FUNCTION_, not interrupt) call Eh. It will do two things:
>make the drive selected in DL the current drive, and
>return the number of drives in AL.
>
If you had tried it, you would have found out it *doesn't* work :-) :-)

DOS always returns a minimum of *5* drives  (this corresponds to the
minimum value of "E" in the LASTDRIVE command in CONFIG.SYS.

Harley Hahn
osbook@sdcsvax.ucsd.edu