private static extern bool Urho3D_HashMap_StringHash_Variant_Next(IntPtr map, ref HashIteratorBase it);
private static extern IntPtr Urho3D_HashMap_StringHash_Variant_GetValue(HashIteratorBase it);
private static extern bool Urho3D_HashMap_StringHash_Variant_First(IntPtr map, out HashIteratorBase it);
private static extern uint Urho3D_HashMap_StringHash_Variant_GetKey(HashIteratorBase it);