@echo off
rem This batch does not work with OS/2 VDM
rem as OS/2 's format no longer knows Parameter /8
rem you could try the fdformat dos utility: fdformat a: /f:320 /M229
rem (229 is the E5 media byte)
sfb /c
if %1==A: goto ok
if %1==a: goto ok
if %1==B: goto ok
if %1==b: goto ok
goto done:
:ok
ECHO formatting Drive %1 as CP/M 86 DS
format %1 /8
sfb /d
:done