// +build go1.8
 
 package client
 
 import "crypto/tls"
 
 // tlsConfigClone returns a clone of tls.Config. This function is provided for
 // compatibility for go1.7 that doesn't include this method in stdlib.
 func tlsConfigClone(c *tls.Config) *tls.Config {
 	return c.Clone()
 }