Int 69 Fn 4002  - 10net V5.0 - Syssvc.com - ???                            [N]

   AX = 4002h
   ???

Return: ???

Note:  INT 69 is the default, and may be set to any interrupt from 60h-7Fh;
     the signature "SYSV" immediately before the interrupt handler serves
     as the installation check