public class XmlDocumentType : XmlLinkedNode {
// Protected Constructors
   protected internal method XmlDocumentType(string name, 
        string publicId, string systemId, 
        string internalSubset, XmlDocument doc);  
// Public Instance Properties
   public field XmlNamedNodeMap Entities{get; } 
   public field string InternalSubset{get; } 
   public override field bool IsReadOnly{get; }                  // overrides XmlNode
   public override field string LocalName{get; }                 // overrides XmlNode
   public override field string Name{get; }                      // overrides XmlNode
   public override field XmlNodeType NodeType{get; }             // overrides XmlNode
   public field XmlNamedNodeMap Notations{get; } 
   public field string PublicId{get; } 
   public field string SystemId{get; } 
// Public Instance Methods
   public override method XmlNode CloneNode(bool deep);         // overrides XmlNode
   public override method void WriteContentTo(XmlWriter w);     // overrides XmlNode
   public override method void WriteTo(XmlWriter w);            // overrides XmlNode
}