Int 16 Fn FFD1  U - Pc Tools V5.1-8.0 Desktop - Display Print Options Men  [U]

   AX = FFD1h

Return: BX = number of copies
   DX = destination
       00h cancel
       01h LPT1
       02h LPT2
       03h LPT3
       04h COM1
       05h COM2
       06h disk file

Note:  available only when popped up