Int 2F Fn 0101  U - Printcache V3.1 Print.com - Submit File For Printing   [c]

   AX = 0101h
   SI = 20D6h
   DI = 8761h
   DS:DX -> submit packet (see #2280)
   CL = print options
       bit 4: use default options

Return: CF clear if successful
       AL = status
       01h added to queue
       9Eh now printing
   CF set on error
       AX = error code (see #2281)
Program: PrintCache PRINT.COM is a DOS PRINT replacement included in
     LaserTools' PrintCache memory/disk-based print spooler package

Note:  if either SI or DI differs from the indicated magic values on entry,
     PrintCache will use the default print options for the file for
     compatibility with DOS PRINT

See Also: AX=0100h/SI=20D6h,AX=0101h,AH=00h"PRINT",AX=0107h"PrintCache"