def _each_item(next_token, max_results, options = {}, &block)
options[:next_token] = next_token if next_token
options[:max_results] = max_results if max_results
resp = filtered_request(:describe_reserved_instances_offerings, options)
resp.reserved_instances_offerings_set.each do |item|
reserved_instance_offering = ReservedInstancesOffering.new_from(
:describe_reserved_instances_offerings, item,
item.reserved_instances_offering_id, :config => config)
yield(reserved_instance_offering)
end
resp[:next_token]
end