Int 1A Fn E302  - Disk Spool Ii V4.0x - Update Spool File                  [c]

   AX = E302h
   ES:BX -> ASCIZ filename (max 32 chars)
   ES:SI -> spool file status record (see AX=E301h)

Return: AH = status
       00h successful
       F0h not a spool file
       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,AX=E301h,AX=E401h