Shcore.dll is present but GetDpiForMonitor does not exist

This is on Windows Server 2012 NOT R2. Seems it has the .dll but not this function

System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.EntryPointNotFoundException: Unable to find an entry point named 'GetDpiForMonitor' in DLL 'shcore.dll'.
   at Avalonia.Win32.Interop.UnmanagedMethods.GetDpiForMonitor(IntPtr hmonitor, MONITOR_DPI_TYPE dpiType, UInt32& dpiX, UInt32& dpiY)
   at Avalonia.Win32.WindowImpl.CreateWindow()
   at Avalonia.Win32.WindowImpl..ctor()
   at Avalonia.Win32.Win32Platform.CreateWindow()
   at Avalonia.Controls.Platform.PlatformManager.CreateWindow()
   at Tgstation.Server.ControlPanel.Views.MainWindow..ctor()
   --- End of inner exception stack trace ---
   at System.RuntimeTypeHandle.CreateInstance(RuntimeType type, Boolean publicOnly, Boolean noCheck, Boolean& canBeCached, RuntimeMethodHandleInternal& ctor, Boolean& bNeedSecurityCheck)
   at System.RuntimeType.CreateInstanceSlow(Boolean publicOnly, Boolean skipCheckThis, Boolean fillCache, StackCrawlMark& stackMark)
   at System.RuntimeType.CreateInstanceDefaultCtor(Boolean publicOnly, Boolean skipCheckThis, Boolean fillCache, StackCrawlMark& stackMark)
   at System.Activator.CreateInstance[T]()
   at Avalonia.Controls.AppBuilderBase1.Start[TMainWindow](Func1 dataContextProvider)
   at Tgstation.Server.ControlPanel.ControlPanel.Run(IUrlEncoder urlEncoder, IUpdater updater)
   at Tgstation.Server.ControlPanel.Windows.Program.Main()

[ncarrillo]

I believe this API call recently gave us grief on Windows 8.1 too. Can’t we just check for IntPtr.Zero from GetProcAddress and avoid the OS check at all?

[maxkatz6]

https://github.com/AvaloniaUI/Avalonia/pull/6471/files