public int IsStoreSerializable([NativeTypeName("const GUID &")] Guid *guidProp, [NativeTypeName("ITfRange *")] ITfRange *pRange, [NativeTypeName("ITfPropertyStore *")] ITfPropertyStore *pPropStore, [NativeTypeName("BOOL *")] int *pfSerializable)
 {
     return(((delegate * unmanaged <ITfCreatePropertyStore *, Guid *, ITfRange *, ITfPropertyStore *, int *, int>)(lpVtbl[3]))((ITfCreatePropertyStore *)Unsafe.AsPointer(ref this), guidProp, pRange, pPropStore, pfSerializable));
 }
 public HRESULT SetValueStore([NativeTypeName("TfEditCookie")] uint ec, ITfRange *pRange, ITfPropertyStore *pPropStore)
 {
     return(((delegate * unmanaged <ITfProperty *, uint, ITfRange *, ITfPropertyStore *, int>)(lpVtbl[8]))((ITfProperty *)Unsafe.AsPointer(ref this), ec, pRange, pPropStore));
 }