[root@rescue /dev]# fdisk -B -b /boot/boot0 /dev/da0p1
******* Working on device /dev/da0p1 *******
parameters extracted from in-core disklabel are:
cylinders=0 heads=255 sectors/track=63 (16065 blks/cyl)
parameters to be used for BIOS calculations are:
cylinders=0 heads=255 sectors/track=63 (16065 blks/cyl)
fdisk: invalid fdisk partition table found
Media sector size is 512
Warning: BIOS sector numbering starts with sector 1
Information from DOS bootblock is:
The data for partition 1 is:
sysid 165 (0xa5),(FreeBSD/NetBSD/386BSD)
start 63, size 4294967233 (2097151 Meg), flag 80 (active)
beg: cyl 0/ head 1/ sector 1;
end: cyl 85/ head 89/ sector 4
The data for partition 2 is:
<UNUSED>
The data for partition 3 is:
<UNUSED>
The data for partition 4 is:
<UNUSED>
Do you want to change the boot code? [n] y
We haven't changed the partition table yet. This is your last chance.
parameters extracted from in-core disklabel are:
cylinders=0 heads=255 sectors/track=63 (16065 blks/cyl)
parameters to be used for BIOS calculations are:
cylinders=0 heads=255 sectors/track=63 (16065 blks/cyl)
Information from DOS bootblock is:
1: sysid 165 (0xa5),(FreeBSD/NetBSD/386BSD)
start 63, size 4294967233 (2097151 Meg), flag 80 (active)
beg: cyl 0/ head 1/ sector 1;
end: cyl 85/ head 89/ sector 4
2: <UNUSED>
3: <UNUSED>
4: <UNUSED>
Should we write new partition table? [n] y