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From: ts@uwasa.fi (Timo Salmi)
Newsgroups: comp.os.msdos.programmer
Subject: Re: Help Generating an Interrupt
Message-ID: <1990Nov10.073319.22957@uwasa.fi>
Date: 10 Nov 90 07:33:19 GMT
References: <0093F67F.C5AB8C20@router.jhuapl.edu> <7082@hub.ucsb.edu>
Organization: University of Vaasa
Lines: 22

In article <7082@hub.ucsb.edu> 6600m00n@ucsbuxa.ucsb.edu writes:
>In article <0093F67F.C5AB8C20@router.jhuapl.edu> tcs@router.jhuapl.edu writes:
>
>     In reading an old issue of Dr. Dobbs these past few days (I was sick) I 
>   came upon an undocumented dos call 52h. This is supposed to produce a far 
>   pointer to a drive table which contains another pointer to another drive 
>   table which contains the Path followed by a word that contains one of four 
>   values; Networked drive, Available, Joined or Subst'd. The article (and a 
... much deleted ...
>
>      Oh and I looked in Inter590 and (of course) it's not documented! (Gee, I 
>      never would have guessed :-)
>-Once you find out what it does exactly, mail them and tell what you
>find. 

You'll find some useful information on Int $52 in Michael Tischer
(1990), Turbo Pascal Internals, Abacus, pp. 70-71. 

...................................................................
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