new

# File lib/resolv.rb, line 859
        def initialize(host, port=Port)
          super()
          @host = host
          @port = port
          sock = TCPSocket.new(@host, @port)
          @socks = [sock]
          sock.fcntl(Fcntl::F_SETFD, Fcntl::FD_CLOEXEC) if defined? Fcntl::F_SETFD
          @senders = {}
        end