Xref: news2.mv.net comp.os.msdos.djgpp:5427
From: Charles Sandmann <sandmann AT clio DOT rice DOT edu>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: [Q] How does go32 handle the timer tick (interrupt 0x08)?
Date: Wed, 26 Jun 1996 12:08:39 CDT
Organization: Rice University, Houston, Texas
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Message-ID: <31d16e97.sandmann@clio.rice.edu>
References: <DtLE6z DOT IKn AT world DOT std DOT com>
Reply-To: sandmann AT clio DOT rice DOT edu
NNTP-Posting-Host: clio.rice.edu
To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp

> I have been trying to install a timer interrupt (0x08) handler for a
> program under DJGPP/Go32. I've tried a dozen different things and none
> worked. No matter what I do, it often crashes, won't deinstall, and
> won't co-operate with the keyboard handler. If it's waiting for a
> keystroke it loses interrupts.

Sure, all known problems with GO32.  That's why interrupts were 
completely re-written in CWSDPMI.  

You have three options:
 1) Quit messing with hardware interrupts;
 2) Use a DPMI provider with go32/v1.x (ie windows/cwsdpmi)
 3) Upgrade to V2.