--- a/src/core/debug.h	Fri Feb 16 09:40:19 2007 +0100
+++ b/src/core/debug.h	Fri Feb 16 09:42:53 2007 +0100
@@ -118,7 +118,7 @@
  * Generate debugging output unconditionally in all
  * debug builds.
  */
-#define NS_DEBUG_UNCOND (msg) \
+#define NS_DEBUG_UNCOND(msg) \
     std::cout << msg << std::endl;
 
 #else /* NS3_DEBUG_ENABLE */