INT 69 - 10NET v5.0 - SYSSVC.COM - SIGNAL SYSTEM ERROR                          
	AH = FFh
Return: never???
Desc:	displays "System Error" message and register dump, then halts system
InstallCheck:	test for the signature "SYSV" immediately before the interrupt
	  handler
Range:	INT 60 to INT 7F, selected by configuration
SeeAlso: AX=4001h,AH=49h