public int get_State([NativeTypeName("SpeechGrammarState *")] SpeechGrammarState *State)
 {
     return(((delegate * unmanaged <ISpeechRecoGrammar *, SpeechGrammarState *, int>)(lpVtbl[10]))((ISpeechRecoGrammar *)Unsafe.AsPointer(ref this), State));
 }
 public HRESULT get_State(SpeechGrammarState *State)
 {
     return(((delegate * unmanaged <ISpeechRecoGrammar *, SpeechGrammarState *, int>)(lpVtbl[10]))((ISpeechRecoGrammar *)Unsafe.AsPointer(ref this), State));
 }