On Fri, 17 Dec 1999, Peter Seebach wrote:

> I've got a CF card (40MB) which has, unaccountably, decided that it needs to
> have 16kB blocks.  So, I want to reformat it.
> 
> 1.  I can't figure out a way to specify blocksize for newfs_msdos.

Don't know about that...

> 2.  Even if I could, I can't seem to format the card, possibly because there's
> no real disklabel.
> 
> So, how do I label the CF card?  'disklabel -e' complains that it can't
> write to the label until I create one with 'disklabel -r'.  I can't seem to
> get that to work.  'disklabel -r' shows, indeed, that none is present.
> 'disklabel -i -r' fails, because there's no disk label.

The usual way is "disklabel wdXX >protolabel; vi protolabel; disklabel
-r -R protolabel", after which "disklabel -e" will work as well.