INotifySystemClockChanged
using System.ComponentModel;
using System.Runtime.CompilerServices;
namespace System.Reactive.PlatformServices
{
[NullableContext(1)]
[EditorBrowsable(EditorBrowsableState.Never)]
public interface INotifySystemClockChanged
{
event EventHandler<SystemClockChangedEventArgs> SystemClockChanged;
}
}