Sender: nate AT cartsys DOT com
Message-ID: <370FBB67.EC24F000@cartsys.com>
Date: Sat, 10 Apr 1999 13:58:15 -0700
From: Nate Eldredge <nate AT cartsys DOT com>
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To: djgpp AT delorie DOT com
Subject: Re: Newbie question. Please help
References: <01be8371$2d0814c0$LocalHost AT aguia>
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Reply-To: djgpp AT delorie DOT com

Luiz Fernando wrote:
> 
> Hi ,
>     How can i read a memory location in the PC at 0000:046Ch which contains
> a 32-bit value of the number of ticks from 1970 using djgpp ?

Since *midnight*, not 1970.  At 55 ms, that would be pretty worthless
(it would have wrapped around a few dozen times by now).

>     And why the following piece of code does not work ?
> 
> long Timer_Query(void)
> {
>   // this function is used to record the current time
> long *clock(long *)0x0000046CL;
> return(*clock);
> }

See FAQ section 18.4 for the whole story.  However, you can also use:

return _farpeekl(_dos_ds, 0x0046c);

or even

return rawclock();

-- 

Nate Eldredge
nate AT cartsys DOT com