code: function on_record(record) {
      var parser = this
      //LOG.info('Record %s: %s', RECORD_NAMES[record.header.type], record.header.recordId)
  
      record.bodies = parser.bodies
      parser.bodies = []
      record.body_utf8 = function() {
        return this.bodies
                   .map(function(data) { return data.toString() })
                   .join('')
      }
  
      var req_id = record.header.recordId
      if(req_id == 0)
        return LOG.info('Ignoring management record: %j', record)
  
      var request = requests_in_flight[req_id]
      if(!request)
        return LOG.error('Record for unknown request: %s\n%s', req_id, util.inspect(request))
  
      if(record.header.type == FCGI.constants.record.FCGI_STDERR)
        return LOG.error('Error: %s', record.body_utf8().trim())
  
      else if(record.header.type == FCGI.constants.record.FCGI_STDOUT) {
        request.stdout = request.stdout.concat(record.bodies)
        return send_stdout(request)
      }
  
      else if(record.header.type == FCGI.constants.record.FCGI_END) {
        request.res.end()
        LOG.info('%s %s %d', request.req.method, request.req.url, request.status)
        delete requests_in_flight[req_id]
  
        if(request.keepalive == FCGI.constants.keepalive.ON)
          process_request() // If there are more in the queue, get to them now.
        else
          socket.end()
      }
  
      else {
        LOG.info('Unknown record: %j', record)
        Object.keys(FCGI.constants.record).forEach(function(type) {
          if(record.header.type == FCGI.constants.record[type])
            LOG.info('Unknown record type: %s', type)
        })
      }
    }
docs: Handle incoming responder records.