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Date:      Tue, 7 Nov 2000 14:18:15 -0500 (EST)
From:      Kenneth Wayne Culver <culverk@wam.umd.edu>
To:        Per Tore Larsen <per.tore.larsen@fernonorden.com>
Cc:        "'freebsd-questions@freebsd.org'" <freebsd-questions@FreeBSD.ORG>
Subject:   Re: MacOS, not based on the Freebsd kernel?
Message-ID:  <Pine.GSO.4.21.0011071416470.9365-100000@rac3.wam.umd.edu>
In-Reply-To: <25879E6A7E74D411B9370050043B7F3E1E23@fernonorden.com>

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> On the question to fitting a x86 cpu from AMD on the Mac, instead of
> the PowerPC G4 chip:
>  "Rebuilding the kernel would not be too difficult because Mac OS X is
> built on the same Mach kernel that NeXT used," he said. NeXT Software
> Inc.'s OpenStep operating system ran on x86 hardware."

The internals of the kernel are based on mach, but the kernel's interface
to the userland is FreeBSD based. So the article is correct, though not
complete. 
 
> What? Isn't the Mac OS kernel based on the FreeBSD (or at least the
> BSD kernel)??

MacOS X's userland is completely based on FreeBSD 3.2.

> Are Steve Jobs so afraid of mentioning that they have gotten their ide from
> the BSD community because of the Linux hype that's going through the
> world today?
> Why mentioning the OpenStep operating system at all???
> 
Because that's where most of the kernel tech came from.

> 
> Links:
> http://www6.tomshardware.com/technews/technews-20001104.html#0147
> http://www.zdnet.com/zdnn/stories/news/0,4586,2649969,00.html
> 
> 
> PeTe
> 
> 
> 
> 
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