NAME
        AmigaGuideSignal - Obtain aysnc AmigaGuide signal.      (V34)
   SYNOPSIS
        signal = AmigaGuideSignal ( handle );
        d0                           a0
        ULONG AmigaGuideSignal (AMIGAGUIDECONTEXT);
   FUNCTION
        This function returns the signal bit to Wait on for AmigaGuideMsg's
        for a particular AmigaGuide database.
   INPUTS
        handle -- Handle to a AmigaGuide system.
   EXAMPLE
        ULONG sigw, sigh;
        AMIGAGUIDECONTEXT handle;
        /* get the signal bit to wait on for a AmigaGuide message */
        sigh = AmigaGuideSignal(handle);
        /* add the signal bit into the total signals to wait on */
        sigw |= sigh;
   RETURNS
        signal -- Signal bit to Wait on.
   SEE ALSO
        OpenAmigaGuideAsyncA(), GetAmigaGuideMsg(), ReplyAmigaGuideMsg()