Introduce support for documenting which C API elements are not part of the stable/limited API.
diff --git a/Doc/conf.py b/Doc/conf.py
index 6b085e0..5b63cad 100644
--- a/Doc/conf.py
+++ b/Doc/conf.py
@@ -12,8 +12,8 @@
# General configuration
# ---------------------
-extensions = ['sphinx.ext.refcounting', 'sphinx.ext.coverage',
- 'sphinx.ext.doctest', 'pyspecific']
+extensions = ['sphinx.ext.coverage', 'sphinx.ext.doctest',
+ 'pyspecific', 'c_annotations']
templates_path = ['tools/sphinxext']
# General substitutions.