--- udp.cxx.orig	2010-11-07 09:20:36.000000000 +0100
+++ udp.cxx		2010-11-07 09:19:00.000000000 +0100
@@ -31,6 +31,9 @@
 
 #include "udp.h"
 
+#define clog cerr
+/* The difference between clog and cerr is that clog is buffered but cerr is not. */
+
 using namespace std;