* Tilman Linneweh [So, 26 Okt 2003 at 01:51 GMT]:
> I managed to trash my superblocks. When I try fsck -b 32 everything goes well,
> but the original superblock is not updated:
> 
> sauna# fsck /dev/ad0s1e
> ** /dev/ad0s1e
> Cannot find file system superblock
> 
> LOOK FOR ALTERNATE SUPERBLOCKS? [yn] y
> 
> USING ALTERNATE SUPERBLOCK AT 32
> ** Last Mounted on 
> ** Phase 1 - Check Blocks and Sizes
> ** Phase 2 - Check Pathnames
> ** Phase 3 - Check Connectivity
> ** Phase 4 - Check Reference Counts
> ** Phase 5 - Check Cyl groups
> 96 files, 188 used, 128811 free (75 frags, 16092 blocks, 0.1% fragmentation)
> sauna#
> 
> According to Google there should be a Question
> 
> UPDATE STANDARD SUPERBLOCK? [yn]
> 
> but there isn't. what is going wrong?

It looks like this functionality was removed in 5.x the solution was:
dd if=<disk> skip=32 of=<disk> seek=16 bs=512 count=16

regards
tilman

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