Deal gracefully (although in a hackish way) with the impossibility to…

… open port 843 under Linux. The server will serve Flash policy files on its own port instead of port 843.

socket-io/transports/flashsocket.lua

@@ -75,19 +75,18 @@ function Flashsocket.init (listener)
 				socket:finish(policy(listeners))
 				--socket:destroy()
 			end
+		end)
+
+		netserver:on("error", function(self, err)
+			if err == 13 then
+				listener.options.log([[Your LuaNode instance does not have root privileges.'
+This means that the flash XML policy file will be 
+served inline instead of on port 843. This will slow 
+connection time slightly]])
+			end
+			netserver = nil
 		end)
-
-		--try {
-			netserver:listen(843)
-		--} catch(e){
-			--if (e.errno == 13) {
-				--listener.options.log('Your node instance does not have root privileges.'
-					--		+ ' This means that the flash XML policy file will be'
-							--+ ' served inline instead of on port 843. This will slow'
-							--+ ' connection time slightly');
-			--}
-			--netserver = null;
-		--}
+		netserver:listen(843)
 	end
 
 	-- Could not listen on port 843 so policy requests will be inline