Re-create MBR

[Warren Block]

On Mon, 5 Sep 2011, Graham Bentley wrote:

> I had to install Linux to participate in a project I was involved with.
> Now is all finished I have restored the partition but now
> need a 3bsd boot sector back. Scheme is ;
>
> 0 Primary XP
> 0 Extended FAT32
> 1 Primary FreeBSD
>
> Approx 1/3 disc for each. How can I restore the 3bsd
> boot sector?

If you mean the FreeBSD boot0 multi-boot loader, see boot0cfg(8).  It 
can be run from a live CD like mfsBSD (http://mfsbsd.vx.sk/).