Int 14/AX=E006h/BX=0000h

AX = E006h
BX = 0000h

Return:
BX = 4D58h ('MX') if installed
AH = major version
AL = minor version

See Also: AX=E000h - AX=E001h - AX=E005h - AX=E007h

Category: Serial I/O - Int 14h - M