func net/http.ProxyFromEnvironment

3 uses

	net/http (current package)
		transport.go#L47: 	Proxy: ProxyFromEnvironment,
		transport.go#L507: func ProxyFromEnvironment(req *Request) (*url.URL, error) {

	github.com/gotd/td/telegram/dcs
		http.go#L386: 				Proxy:               http.ProxyFromEnvironment,