Why would we wait for the server to close the connection when we quit?

exec/load/irclib.js

@@ -141,6 +141,7 @@ function IRC_quit(server,reason) {
 		reason = IRCLIB_VERSION;
 
 	server.send("QUIT :" + reason + "\r\n");
+	server.close();
 
 	/* wait up to 5 seconds for server to disconnect */
 	var start=time();