If you want to remove suse, the best thing is to format or remove the entire partition. But this will break your grub which you should have installed in your mbr to dual boot. So, here are the steps:
- Boot the machine with a win98 boot floppy. Once there, use format to reformat the partition, or fdisk to delete it.
- After that, you can use fdisk to write a new mbr to the disk, which will overwrite grub, in order for you to boot win98. At the prompt do
This should set it. Beware to backup data, and please, do it at your own risk!
then, to reassign the freed space to win, just run fdisk again and create a new partition from the space. format the partition with format x:/ and the space is ready to be used. x is the letter of the drive.