diff -ur log4cxx-0.9.7/include/log4cxx/appenderskeleton.h log4cxx-0.9.7-local/include/log4cxx/appenderskeleton.h
--- log4cxx-0.9.7/include/log4cxx/appenderskeleton.h	2004-05-10 14:38:24.000000000 +0200
+++ log4cxx-0.9.7-local/include/log4cxx/appenderskeleton.h	2004-10-20 16:49:04.000000000 +0200
@@ -84,7 +84,7 @@
 		requires it.
 		*/
 		void activateOptions() {}
-		void setOption(const String& name, const String& value) {}
+		void setOption(const String& name, const String& value);
 
 		/**
 		Add a filter to end of the filter list.
diff -ur log4cxx-0.9.7/src/appenderskeleton.cpp log4cxx-0.9.7-local/src/appenderskeleton.cpp
--- log4cxx-0.9.7/src/appenderskeleton.cpp	2004-05-10 14:37:22.000000000 +0200
+++ log4cxx-0.9.7-local/src/appenderskeleton.cpp	2004-10-20 17:09:40.000000000 +0200
@@ -16,6 +16,8 @@
 
 #include <log4cxx/spi/loggingevent.h>
 #include <log4cxx/appenderskeleton.h>
+#include <log4cxx/helpers/stringhelper.h>
+#include <log4cxx/helpers/optionconverter.h>
 #include <log4cxx/helpers/loglog.h>
 #include <log4cxx/helpers/onlyonceerrorhandler.h>
 #include <log4cxx/level.h>
@@ -121,3 +123,11 @@
 {
 	this->threshold = threshold;
 }
+
+void AppenderSkeleton::setOption(const String& option, const String& value) 
+{
+	if (StringHelper::equalsIgnoreCase(option, _T("threshold")))
+	{
+		threshold = OptionConverter::toLevel(value, Level::DEBUG);
+	}
+}