-typedef VoidEventListenerCB AccessibleEventListenerCB;
-typedef VoidEventListenerCB KeystrokeListenerCB;
-
-typedef struct _KeystrokeListener {
- KeystrokeListenerCB callback;
-} KeystrokeListener;
+typedef VoidSpiEventListenerCB AccessibleEventListenerCB;
+typedef BooleanKeystrokeListenerCB AccessibleKeystrokeListenerCB;