INT 69 - 10NET v5.0 - SYSSVC.COM - ??? AX = 4001h Return: CF clear AX = 0000h ES:SI -> ??? InstallCheck: test for the signature "SYSV" immediately before the interrupt handler Range: INT 60 to INT 7F, selected by configuration SeeAlso: AX=4002h Index: installation check;10NET SYSSVC