[Doc] enable EXTRACT_PRIVATE
@@ -65,7 +65,7 @@ LOOKUP_CACHE_SIZE = 0
# Build related configuration options
#---------------------------------------------------------------------------
EXTRACT_ALL = NO
-EXTRACT_PRIVATE = NO
+EXTRACT_PRIVATE = YES
EXTRACT_PRIV_VIRTUAL = NO
EXTRACT_PACKAGE = NO
EXTRACT_STATIC = NO
