dump_chunked (HTTP::Message::Body)

    # File lib/httpclient/http.rb, line 460
          def dump_chunked(header = '', dev = '')
            dev << header
            if @body.is_a?(Parts)
              @body.parts.each do |part|
                if Message.file?(part)
                  reset_pos(part)
                  dump_chunks(part, dev)
                else
                  dev << dump_chunk(part)
                end
              end
              dev << (dump_last_chunk + CRLF)
            elsif @body
              reset_pos(@body)
              dump_chunks(@body, dev)
              dev << (dump_last_chunk + CRLF)
            end
            dev
          end