// Fields may not be an exact match. Some fields have no equivalent.
	var tcpinfo TCPInfo
	tcpinfo.State = uint8(conn.state)
	tcpinfo.Ca_state = 0 // dummy
	tcpinfo.Retransmits = uint8(tcpStats.retransSegs)
	tcpinfo.Probes = uint8(tcpStats.outWinProbes)
	tcpinfo.Backoff = 0 // dummy
	tcpinfo.Options = 0 // dummy
	tcpinfo.Rto = tcpStats.retransTimeouts
	tcpinfo.Ato = tcpStats.outDelayAcks
	tcpinfo.Snd_mss = conn.sendMSS