Format floppy with Win32/MFC call?

How can I format a floppy disk with my program?  I want to prompt the user to do so when I save data to a floppy.

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You can call CreateFile with \\.\A to get access
to drive A handle, for example, than use DeviceIoControl
function with valid control code - you may want to
to obtain heads/cyl/sectors info, and call ti with
valid information. After that I think you should call
FlushFileBuffers of handle.

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Sure... it just don't work under Win9x... There it seems to be necessary to access the drive, using Assembler and the Devicedriver... strange!!!
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