Int 2F Fn F801  U - Superstor Pro 2xon.com - Uninstall                     [d]

   AX = F801h
   CX = 4455h ("DU")
   DL = 45h ("E")
   ES:BX = return address if successful

Return: at specified address if successfully removed from memory
   else
       AL = error code
       ???
Program: SuperStor is a disk-compression program by Addstor.

Note:  returns AX=0001h if AL is not 00h or 01h

See Also: AX=1001h,AX=F800h