# File lib/aws/glacier/vault_collection.rb, line 51
      def _each_item next_token, limit, options, &block

        options[:limit] = limit if limit
        options[:marker] = next_token if next_token
        options[:account_id] = account_id

        resp = client.list_vaults(options)
        resp[:vault_list].each do |v|

          vault = Vault.new_from(:list_vaults, v,
            v[:vault_name],
            :config => config,
            :account_id => account_id)

          yield(vault)

        end

        resp[:marker]

      end