# File lib/net/ldap.rb, line 1080
    def search_subschema_entry
      rs = search(
            :ignore_server_caps=>true,
            :base=>"",
            :scope=>SearchScope_BaseObject,
            :attributes=>[:subschemaSubentry]
      )
      return Entry.new unless (rs and rs.first)
      subschema_name = rs.first.subschemasubentry
      return Entry.new unless (subschema_name and subschema_name.first)

      rs = search(
            :ignore_server_caps=>true,
            :base=>subschema_name.first,
            :scope=>SearchScope_BaseObject,
            :filter=>"objectclass=subschema",
            :attributes=>[:objectclasses, :attributetypes]
      )

      (rs and rs.first) or Entry.new
    end