SARs-Mac-mini:~ SAR$ diskutil list
/dev/disk0
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:     FDisk_partition_scheme                        *160.0 GB   disk0
   1:               Windows_NTFS System Reserved         104.9 MB   disk0s1
   2:               Windows_NTFS                         86.9 GB    disk0s2
   3:                  Apple_HFS OSX                     32.2 GB    disk0s3
   4:                    OpenBSD                         40.8 GB    disk0s4



cd /usr/standalone/i386/

SARs-Mac-mini:i386 SAR$ ls
Firmware.scap	boot		boot.sys	boot0hfs	boot1h		boot1hp		chain0		fdisk		libsa.a		machOconv
bdmesg		boot.efi	boot0		boot1f32	boot1he		cdboot		embedded.h	fdisk440	libsaio.a	vers.h


sudo ./fdisk440 -f boot0 -u -y /dev/rdisk0

sudo dd if=boot1h of=/dev/rdisk0s3

sudo ./fdisk440 -e /dev/disk0

sudo cp boot /


sudo ./fdisk440 -e /dev/disk0
f 3
write
y
exit