using System;

namespace System.Net.Mail
{
	/// <summary>Describes the delivery notification options for e-mail.</summary>
	// Token: 0x0200013B RID: 315
	[Flags]
	public enum DeliveryNotificationOptions
	{
		/// <summary>No notification.</summary>
		// Token: 0x04000B01 RID: 2817
		None = 0,
		/// <summary>Notify if the delivery is successful.</summary>
		// Token: 0x04000B02 RID: 2818
		OnSuccess = 1,
		/// <summary>Notify if the delivery is unsuccessful.</summary>
		// Token: 0x04000B03 RID: 2819
		OnFailure = 2,
		/// <summary>Notify if the delivery is delayed</summary>
		// Token: 0x04000B04 RID: 2820
		Delay = 4,
		/// <summary>Never notify.</summary>
		// Token: 0x04000B05 RID: 2821
		Never = 134217728
	}
}