NAME
    AbortIO -- Remove an existing timer request.
SYNOPSIS
    error = AbortIO( timerequest )
    D0               A1
    LONG AbortIO( struct timerequest * );
FUNCTION
    This is an exec.library call.
    This routine removes a timerquest from the timer.  It runs in
    the context of the caller.
INPUTS
    timerequest - the timer request to be aborted
RETURNS
    0  if the request was aborted, io_Error will also be set to
        IOERR_ABORTED.
    -1 otherwise
NOTES
    This function may be called from interrupts.
SEE ALSO
    exec.library/AbortIO()
BUGS