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From: ts@uwasa.fi (Timo Salmi LASK)
Newsgroups: alt.msdos.programmer,comp.lang.pascal
Subject: Re: Checking Disk Drives
Message-ID: <1990Mar22.204418.9629@uwasa.fi>
Date: 22 Mar 90 20:44:18 GMT
References: <1990Mar22.175900.10395@csusac.csus.edu>
Distribution: alt
Organization: University of Vaasa
Lines: 17

In article <1990Mar22.175900.10395@csusac.csus.edu> porterd@cssexb.csus.edu (darren porter) writes:
>
>  Hi.  I was wondering if anybody could help me with a problem.  I want
>  to test my PC for the available disk drives it has.  For instance, how
>  does a program know to give you the choice between drives A: & C:, but
>  not B: if there is no second floppy?  You know, for changing drives in
>  a program.  Please help.  I have looked in the BIOS routines, but could
>  not find anything.

If you use Turbo Pascal, there are routines for these kind of tasks
in the (/pc/ts/)tspas18.arc tpu 4.0/5.0/5.5 collection.  Available
by anonymous ftp from chyde.uwasa.fi at Vaasa, Finland. 

...................................................................
Prof. Timo Salmi        (Moderating at anon. ftp site 128.214.12.3)
School of Business Studies, University of Vaasa, SF-65101, Finland
Internet: ts@chyde.uwasa.fi Funet: gado::salmi Bitnet: salmi@finfun