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From: David Xu <davidxu@freebsd.org>
To: freebsd-hackers@freebsd.org
Date: Sun, 15 Oct 2006 07:32:06 +0800
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Cc: Ekkehard Morgenstern <ekkehard.morgenstern@onlinehome.de>
Subject: Re: Threading system calls (int 80h)
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On Saturday 14 October 2006 21:40, Ekkehard Morgenstern wrote:
> Hi!
>
> Does anyone know how to use the threading system calls that are accessible
> via int 80h?
>
> I would like to support multithreading in an assembly language program
> without linking to any of the threading libraries.
>
> Is that possible?
>
> Best wishes,
> Ekkehard.

You are going to be unable to use libc if you create raw thread in your 
program, libc uses pthread APIs, if you create a raw thread, your
program will crash if you use any libc function which needs pthread
interface.

David Xu