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X-Hacker.org- Ralf Brown's Interrupt List (Part 1,2) - int 21 - dos 2+ - ioctl - write character device control string http://www.X-Hacker.org [<<Previous Entry] [^^Up^^] [Next Entry>>] [Menu] [About The Guide]
INT 21 - DOS 2+ - IOCTL - WRITE CHARACTER DEVICE CONTROL STRING
        AX = 4403h
        BX = device handle
        CX = number of bytes to write
        DS:DX -> buffer
Return: CF set on error
            AX = error code (see AH=59h)
        CF clear if successful
            AX = number of bytes written
SeeAlso: AX=4402h,AX=4405h,INT 2F/AX=122Bh

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