Fix for interactive mode.

eth/main.cpp

@@ -20,11 +20,12 @@
  * Ethereum client.
  */
 
+#include <ncurses.h>
+#undef OK
 #include <thread>
 #include <chrono>
 #include <fstream>
 #include <iostream>
-#include <ncurses.h>
 #include "Defaults.h"
 #include "Client.h"
 #include "PeerNetwork.h"

libethereum/PeerServer.cpp

@@ -96,7 +96,7 @@ PeerServer::~PeerServer()
 
 unsigned PeerServer::protocolVersion()
 {
-	return 8;
+	return 9;
 }
 
 void PeerServer::determinePublic(string const& _publicAddress, bool _upnp)