Int 65 U - Netsoft Dos-net V1.20+ - Ftp.com - ??? [N]
DX = 4741h
BX = 8010h
AL = instance number???
Return: AX = 0008h if AL matches internal variable (call chained otherwise)
Range: INT ?? to INT ??, selected by configuration option; actual interrupt
number may be retrieved via INT 2A/AX=4147h
See Also: DX=4147h"INSTALLATION",INT 2A/AX=4147h