We looked at the bug https://forums.xamarin.com/discussion/82473/itunesstore-the-app-references-non-public-symbols-in-yourapp-glgetqueryobjectivext
We went to remove this but there's no reference with OpenTK.dll that we see. There's almost nothing out there on this problem. This is a new issue we've have dozens of test flight releases with no issues.
We've searched the project for any reference to _glGetQueryObjectivEXT with no luck.
We run xamarin forms 2.3.4.247
We have discovered one or more issues with your recent delivery for "Goidit". To process your delivery, the following issues must be corrected:
Non-public API usage:
The app references non-public symbols in goidit_shared.iOS: _glGetQueryObjectivEXT
If method names in your source code match the private Apple APIs listed above, altering your method names will help prevent this app from being flagged in future submissions. In addition, note that one or more of the above APIs may be located in a static library that was included with your app. If so, they must be removed.