🚀 go-pugleaf

> 
> In the case you mentioned (DIR B:) when you only have A and C - it isn't
> an error so no wonder you can't catch it!
> 
> This  is  the  result  of  the  way DOS simulates two floppy drives on a
> single floppy system (such as an  XT). It  "knows"  whether  the  floppy
> drive  is working as A or B at any time; most times it's drive A. If you
> reference drive B, it asks you to take the disk out of the drive  (since
> it's  the  "A"  disk)  and insert the disk you would have liked to be in
> drive B if you had one.
> 
> Try DISKCOPY A: B: on an XT or similar to see a demo of this.
> -- 
YES...AND to override this handler with your own, simply install a
device driver for disk B:

-- 
^ ^    Glen Shires, Intel, Santa Clara, Ca.
O O     Usenet: {ucbvax!amd,pur-ee,hplabs}!intelca!glen
 >      ARPA:   "amd!intelca!glen"@BERKELEY
\-/    --- stay mellow