diff -urN linux-2.4.32/include/net/sock.h linux-2.4.32-no-netdebug/include/net/sock.h
--- linux-2.4.32/include/net/sock.h	2006-06-19 19:40:07.000000000 +0200
+++ linux-2.4.32-no-netdebug/include/net/sock.h	2006-07-01 19:54:57.000000000 +0200
@@ -1367,7 +1367,7 @@
  *	Enable debug/info messages 
  */
 
-#if 0
+#if !defined(WANT_NETDEBUG_MESSAGES)
 #define NETDEBUG(x)	do { } while (0)
 #else
 #define NETDEBUG(x)	do { x; } while (0)