|System mechanic is just some software utiility that uses car terms (tune up, high performance, etc.) to make you think you need to buy it. Or are you using that term to mean something else?|
Anyway, do you have a floppy or cdrom to boot from or not? If you do then as already mentioned, get a 98 floppy bootdisk or cd, boot from it and run fdisk or format the drive or download a zero-fill utility on the computer you're using now and copy it to a media the compaq can use.
If a doe and a mare eat oats what does a lamb eat?