Format of PC-Cache internal data: Offset Size Description ) -1Ch 20 BYTEs cached drive list, one byte per drive A: to T: each byte is either blank (20h) or drive letter (41h-54h) -8 BYTE ??? -7 WORD number of physical transfers (scaled down to 0000h-7FFFh) -5 WORD number of saved transfers (scaled down to 0000h-7FFFh) -3 3 BYTEs ???