public struct MENUITEM
{
   public object Next;
   public object Previous;
   public object Parent;
   public object Child;
   public int Select;
   public string Text;
};

 static MENUITEM m_manual = new MENUITEM { Next = m_fails, Previous = m_auto, Parent = null, Child = null, Select = 0, Text  = "MANUAL" };
 static MENUITEM m_fails = new MENUITEM { Next = m_muxbus, Previous = m_manual, Parent = null, Child = null, Select = 0, Text = "FAILS" };

class Init
    {
        private static obj item = BuildUp();

        static obj BuildUp()
        {
            var obj1 = new obj();
            var obj2 = new obj();
            obj1.next = obj2;
            obj2.prev = obj1;

            return obj1;
        }
    }

    class obj
    {
        public obj prev;
        public obj next;
    }