Int 21/AX=4403h/SF=05h

Qualitas 386MAX v7.00+ - LIMIT AUTOMATIC ACTIVATION TO STD EMS CALLS

AX = 4403h subfn 05h
BX = handle for device "386MAX$$"
DS:DX -> BYTE 05h
CX ignored

Return:
CF clear if successful
AX destroyed
CF set on error
AX = error code (01h,05h,06h,0Dh) (see #01680 at AH=59h/BX=0000h)

Desc: Specifies that 386MAX will only shift from AUTO to ON mode on standard EMS calls INT 67/AH=40h-5Dh

See Also: AX=4403h/SF=02h - AX=4403h/SF=03h - AX=4403h/SF=06h

Category: Memory Management - Int 21h - Q

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