- StdMethod(HRESULT, "Open", [(D3D10_INCLUDE_TYPE, "IncludeType"), (LPCSTR, "pFileName"), (LPCVOID, "pParentData"), (Pointer(LPCVOID), "ppData"), (Pointer(UINT), "pBytes")]),
+ StdMethod(HRESULT, "Open", [(D3D10_INCLUDE_TYPE, "IncludeType"), (LPCSTR, "pFileName"), (LPCVOID, "pParentData"), Out(Pointer(LPCVOID), "ppData"), Out(Pointer(UINT), "pBytes")]),