<PackageReference Include="System.Drawing.Common" Version="10.0.4" />

Windows.Win32.System.Com.FUNCKIND

enum FUNCKIND
Specifies the function type.
namespace Windows.Win32.System.Com { internal enum FUNCKIND { FUNC_VIRTUAL, FUNC_PUREVIRTUAL, FUNC_NONVIRTUAL, FUNC_STATIC, FUNC_DISPATCH } }