pkg crypto/tls, method (*Conn) Close() error
pkg crypto/tls, method (*Conn) ConnectionState() ConnectionState
pkg crypto/tls, method (*Conn) Handshake() error
pkg crypto/tls, method (*Conn) LocalAddr() net.Addr
pkg crypto/tls, method (*Conn) OCSPResponse() []uint8
pkg crypto/tls, method (*Conn) Read([]uint8) (int, error)
pkg crypto/tls, method (*Conn) RemoteAddr() net.Addr

pkg net, const IPv4len = 4
pkg net, const IPv6len = 16
pkg net, func ListenUnixgram(string, *UnixAddr) (*UnixConn, error)
pkg net, func LookupNS(string) ([]*NS, error)
pkg net, method (*Dialer) Dial(string, string) (Conn, error)
pkg net, method (*IPConn) ReadMsgIP([]uint8, []uint8) (int, int, int, *IPAddr, error)
pkg net, method (*IPConn) WriteMsgIP([]uint8, []uint8, *IPAddr) (int, int, error)