--- a/doc/doxygen.conf	Tue Oct 23 13:38:03 2007 +0200
+++ b/doc/doxygen.conf	Fri Oct 26 22:06:46 2007 +0200
@@ -1002,7 +1002,7 @@
 # undefined via #undef or recursively expanded use the := operator 
 # instead of the = operator.
 
-PREDEFINED             = RUN_SELF_TESTS NS3_DEBUG_ENABLE NS3_ASSERT_ENABLE
+PREDEFINED             = RUN_SELF_TESTS NS3_DEBUG_ENABLE NS3_ASSERT_ENABLE NS3_LOG_ENABLE
 
 # If the MACRO_EXPANSION and EXPAND_ONLY_PREDEF tags are set to YES then 
 # this tag can be used to specify a list of macro names that should be expanded.