first argument.
The TRACE priority is not used the same way than the other. You should use
-the #XBT_IN, #XBT_IN_F, #XBT_OUT and #XBT_HERE macros
-instead.
+the #XBT_IN, #XBT_OUT and #XBT_HERE macros instead.
\section log_API_example 2.6 Example of use