Date: Mon, 14 Jul 2003 00:08:56 +0200
From: "Eli Zaretskii" <eliz AT elta DOT co DOT il>
Sender: halo1 AT zahav DOT net DOT il
To: culikr AT uol DOT com DOT br
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CC: djgpp AT delorie DOT com
In-reply-to: <001201c340bc$f8096360$0105a8c0@luiz> (culikr@uol.com.br)
Subject: Re: problem with mouse
References:  <001201c340bc$f8096360$0105a8c0 AT luiz>
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> From: "Luiz Rafael Culik Guimaraes" <culikr AT uol DOT com DOT br>
> Date: Wed, 2 Jul 2003 14:11:17 -0300
> 
> int getpos(void)
> {
> union REGS r;
> r.x.ax=3;
> int86(0x33&r,&r);
> return r.x.cx/8;
> }
> 
> this return weird numbers like 132514, 125465

Please read the section in the libc reference manual that describes
the int86 function:

    info libc alpha int86

(search for "_DOS_REGS" anda read there).