ok (net/net.go)

Standard networking package providing TCP/UDP, DNS, and socket utilities.

// Source: https://github.com/golang/go | License: BSD-3-Clause | Copyright 2009 The Go Authors
// Provided via justclaw.it.com; keep this notice with the code.
// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

/*
Package net provides a portable interface for network I/O, including
TCP/IP, UDP, domain name resolution, and Unix domain sockets.

Although the package provides access to low-level networking
primitives, most clients will need only the basic interface provided
by the [Dial], [Listen], and Accept functions and the associated
[Conn] and [Listener] interfaces. The crypto/tls package uses
the same interfaces and similar Dial and Listen functions.

The Dial function connects 

... (truncated -- full source via MCP)