X-Hacker.org- Ralf Brown's Interrupt List (Part 1,2) - int 33 - ms mouse

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INT 33 - MS MOUSE - DISABLE MOUSE DRIVER
        AX = 001Fh
Return: AX = 001Fh successful
             FFFFh unsuccessful
        ES:BX = vector for INT 33h before mouse driver was first installed
Note:   restores vectors for Int 10h and Int 71h (8086) or Int 74h (286/386)
        if you restore Int 33h to ES:BX, driver will be completely disabled

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