Int 1A Fn E2  - Disk Spool Ii V4.0x - Get Spool Files                      [c]

   AH = E2h
   AL = which
       01h first
       02h next (can only call after "first")
   CL = printer port (01h COM1, 02h COM2, 05h LPT1, 06h LPT2)

Return: AH = status
       00h successful
       ES:BX -> ASCIZ filename
       F0h no (more) spool files
       FFh failed

Note:  this function is also supported by Vertisoft's Emulaser utility ELSPL,
     as that is a licensed version of Disk Spool II

See Also: AH=E0h,AH=E1h