NAME
    CallHookA -- Invoke a hook given a pointer to a message.  (V36)

SYNOPSIS
    result = CallHookA( hookPtr, obj, message )

    ULONG CallHook( struct hook *, object *, aptr );

FUNCTION
    Invoke a hook on the supplied hook-specific data (an "object")
    and a parameter packet ("message").  This function is equivalent
    to utility.library/callhookpkt().

INPUTS
    hookPtr - A system-standard hook
    obj - hook-specific data object
    message - The hook-specific message you wish to send

RESULT
    result - a hook-specific result.

NOTES
    While this function requires V36 or higher intuition.library,
    it first appeared in V37 amiga.lib.

SEE ALSO
    callhook(), utility.library/callhookpkt(), <utility/hooks.h>