Int 2F Fn 6284 U - PC Tools V7-8 Datamon, V9+ Dprotect - Set ??? Flags [v] AX = 6284h BX = 0003h CX = flags bit 12: disable DATAMON/DPROTECT bit 10: ??? bit 5: ??? bit 3: ??? DX = flags bit 15: ??? Note: v9 DPROTECT only checks bit 12 of CX, and ignores DX entirely