Rtt            uint32
	Rttvar         uint32
	Snd_ssthresh   uint32
	Snd_cwnd       uint32
	Advmss         uint32
	Reordering     uint32
	Rcv_rtt        uint32
	Rcv_space      uint32
	Total_retrans  uint32
}

type _Gid_t uint32

type rusage_zos struct {
	Utime timeval_zos
	Stime timeval_zos
}

type Rusage struct {
	Utime    Timeval
	Stime    Timeval
	Maxrss   int64

	tcpinfo.Advmss = conn.sendMSS        // dummy
	tcpinfo.Reordering = 0               // dummy
	tcpinfo.Rcv_rtt = conn.roundTripTime // dummy
	tcpinfo.Rcv_space = conn.sendMSS     // dummy
	tcpinfo.Total_retrans = conn.reXmtCount

	svcUnload(&svcNameTable[svc_EZBNMIF4][0], EZBNMIF4)

	return &tcpinfo, nil
}

// GetsockoptString returns the string value of the socket option opt for the

	Rttvar               uint32
	Snd_ssthresh         uint32
	Snd_cwnd             uint32
	Advmss               uint32
	Reordering           uint32
	Rcv_rtt              uint32
	Rcv_space            uint32
	Total_retrans        uint32
	Pacing_rate          uint64
	Max_pacing_rate      uint64
	Bytes_acked          uint64
	Bytes_received       uint64
	Segs_out             uint32
	Segs_in              uint32

		{"TCPInfo.Sacked", Field, 1},
		{"TCPInfo.Snd_cwnd", Field, 1},
		{"TCPInfo.Snd_mss", Field, 1},
		{"TCPInfo.Snd_ssthresh", Field, 1},
		{"TCPInfo.State", Field, 1},
		{"TCPInfo.Total_retrans", Field, 1},
		{"TCPInfo.Unacked", Field, 1},
		{"TCPKeepalive", Type, 3},
		{"TCPKeepalive.Interval", Field, 3},
		{"TCPKeepalive.OnOff", Field, 3},
		{"TCPKeepalive.Time", Field, 3},