You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: sshagent_windows.go
    path of file: ./repos/awless/vendor/github.com/xanzy/ssh-agent
    
    the code of the file until where you have to start completion: //
// Copyright (c) 2014 David Mzareulyan
//
    
func New() (agent.Agent, net.Conn, error) {
	if !Available() {
		return nil, nil, errors.New("SSH agent requested but Pageant not running")
	}

	return agent.NewClient(&conn{}), nil, nil
}