FMOD.Geometry.FMOD_Geometry_SetUserData C# (CSharp) Method

        private static extern RESULT FMOD_Geometry_SetUserData          (IntPtr geometry, IntPtr userdata);
        [DllImport(VERSION.dll)]

 public RESULT setUserData(IntPtr userdata)
 {
     return(Geometry.FMOD_Geometry_SetUserData(geometryraw, userdata));
 }