NAME
    CMD_CLEAR -- Clear console input buffer.
FUNCTION
    Remove from the console input buffer any reports waiting to
    satisfy read requests.
IO REQUEST INPUT
    io_Message      mn_ReplyPort set if quick I/O is not possible
    io_Device       preset by the call to opendevice
    io_Unit         preset by the call to opendevice
    io_Command      CMD_CLEAR
    io_Flags        IOB_QUICK set if quick I/O is possible, else 0
SEE ALSO
    exec/io.h, devices/console.h