+++ /dev/null
-/**
-@page GRAS_tut_tour_exchangecb Lesson 16: Advanced topics on data definition (TODO)
-
-\section GRAS_tut_tour_exchangecb_toc Table of Contents
- - \ref GRAS_tut_tour_exchangecb_intro
- - \ref GRAS_tut_tour_exchangecb_use
- - \ref GRAS_tut_tour_exchangecb_recap
-
-<hr>
-
-\section GRAS_tut_tour_exchangecb_intro Introduction
-
-
-\section GRAS_tut_tour_exchangecb_use Using exchange callbacks
-
-
-\section GRAS_tut_tour_exchangecb_recap Recapping everything together
-
-The program now reads:
-include 15-exchangecb.c
-
-Which produces the expected output:
-include 15-exchangecb.output
-
-
-*/