# File lib/faraday/adapter/em_http.rb, line 91
      def request_config(env)
        options = {
          :body => read_body(env),
          :head => env[:request_headers],
          # :keepalive => true,
          # :file => 'path/to/file', # stream data off disk
        }
        configure_compression(options, env)
        # configure_proxy_auth
        # :proxy => {:authorization => [user, pass]}
        # proxy[:username] && proxy[:password]
        options
      end