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From:	ahenric AT ccii DOT co DOT za (Arne)
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: Speeding up timer
Date:	13 Oct 2003 23:54:00 -0700
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Hans-Bernhard Broeker <broeker AT physik DOT rwth-aachen DOT de> wrote in message news:<bmeck7$60n$1 AT nets3 DOT rz DOT RWTH-Aachen DOT DE>...
> 
> Depends on what platform(s) your code will / must run on.  Real DOS is
> reasonably easy, Windows XP or anything like are quite probably
> impossible to influence in this regard.
> 

I am writing this application for MS-DOS only, and I am using the
DJGPP compiler. Why does the timer not speed up when I change it? Does
the DPMI server somehow prevent the change to the PIT? And from where
is the SIGALRM signal called: from INT 08h or INT 70h?

Arne

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