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Date:      Mon, 23 Jul 2012 16:45:35 +0200
From:      Damien Fleuriot <ml@my.gd>
To:        freebsd-stable@freebsd.org
Subject:   Re: Compiling 8.3 kernel
Message-ID:  <500D638F.5060605@my.gd>
In-Reply-To: <7f67bff6fd47ae9076c8dc5e16629acd@antiszoc.hu>
References:  <7f67bff6fd47ae9076c8dc5e16629acd@antiszoc.hu>

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On 7/23/12 2:37 PM, Gót András wrote:
> Dear All,
> 
> In the weekend I tried to compile a custom AMD64 8.3 kernel. It started
> as a normal buildworld + buildkernel update from 8.3 and it turned out
> that without the FREEBSD_COMPAT6 and maybe LIB32 kernel config option
> the system won't boot into multiuser. It was mount and something else
> that crashed with a sig11 and therefore I left in single user mode.
> Somehow I left FREEBSD_COMPAT7 also in the config, but I'd sort that out
> also if possible. Of course the machine booted with the GENERIC kernel
> even after installworld which went fine in single user mode.
> 
> I've found the following in the handbook, regarding the :
> "This option is required to support applications compiled on FreeBSD 6.X
> versions that use FreeBSD 6.X system call interfaces."
> 
> I thought it won't be needed by default. There's nothing special in the
> kernel config file. I just sorted out unwanted devices (e.g: bluetooth,
> wifi, non-gbit nics etc.) and options from the GENERIC config file. If
> the new config or any other machine details needed please let me know.
> 
> Regards,
> Andras Got


Keep the COMPAT options to avoid running into problems.


Also, regarding the customization of configuration files, see this
article from Warren Block:

http://www.wonkity.com/~wblock/docs/html/kernelconfig.html




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