+ <p><arg>$PULSE_SERVER</arg>: the server string specifying the server
+ to connect to when a client asks for a sound server connection and doesn't
+ explicitly ask for a specific server. The server string is a list of
+ server addresses separated by whitespace which are tried in turn. A server
+ address consists of an optional address type specifier (unix:, tcp:, tcp4:,
+ tcp6:), followed by a path or host address. A host address may include an
+ optional port number.</p>