RTD to build doxygen xml before using Sphinx

.readthedocs.yml

@@ -9,7 +9,7 @@ build:
   image: latest
   apt_packages:
     - make
-    - gcc-9
+    - gcc
     - libtool 
     - autoconf 
     - automake

docs/sphinx/dev.rst

@@ -8,28 +8,22 @@ Contributing
 
 TODO
 
-Referenced on this webpage 
---------------------------
 
-.. doxygenfunction:: mstro_cdo_require
-
-.. _docs-demand:
-
-.. doxygenfunction:: mstro_cdo_demand
+..  
+  doxygenfunction:: mstro_cdo_demand
 
 
 Full documentation
 ------------------
 
-.. doxygengroup:: MSTRO_CONFIG
-
-.. doxygengroup:: MSTRO_ENV
-
-.. doxygengroup:: MSTRO_CDO
-
-.. doxygengroup:: MSTRO_Attr
+TODO 
 
-.. doxygengroup:: MSTRO_Pool
 
-.. doxygengroup:: MSTRO_GROUPS
+..
+  doxygengroup:: MSTRO_CONFIG
+ doxygengroup:: MSTRO_ENV
+ doxygengroup:: MSTRO_CDO
+ doxygengroup:: MSTRO_Attr
+ doxygengroup:: MSTRO_Pool
+ doxygengroup:: MSTRO_GROUPS
 

docs/sphinx/index.rst

@@ -38,7 +38,7 @@ Which a consumer application may demand:
    mstro_cdo_require(dst_handle);
    mstro_cdo_demand(dst_handle);
 
-When :ref:`mstro_cdo_demand()<docs-demand>` returns, the data and metadata has
+When ``mstro_cdo_demand()`` returns, the data and metadata has
 been transferred by Maestro Core from the producer and is locally available for
 the consumer.