namespace Foundation
{
    [Register("NSCalendar", true)]
    public class NSCalendar : NSObject, INSCoding, INSCopying, INSSecureCoding, INativeObject, IDisposable
    {
        [BindingImpl(BindingImplOptions.GeneratedCode | BindingImplOptions.Optimizable)]
        [Export("rangeOfUnit:startDate:interval:forDate:")]
        public virtual bool Range(NSCalendarUnit unit, out NSDate? datep, out double interval, NSDate! date);
    }
}