doc: clarify naming for such an important option.

Even I don't remember how it's meant to be named anymore, sigh.

diff --git a/doc/documentation/doxygen.rst b/doc/documentation/doxygen.rst
index a3e1a64aeaca09d0d2f9dcb3d199fea9f31eec88..22cc947e5efed9f82a0c7d9834a804574dac6ee8 100644 (file)
--- a/doc/documentation/doxygen.rst
+++ b/doc/documentation/doxygen.rst
@@ -163,7 +163,8 @@ In addition to features `shared by all doc generators <{filename}/documentation.
     documentation practices --- having the output consist of an actual
     human-written documentation instead of just autogenerated lists. If you
     *really* want to have them included in the output, you can enable them
-    using a default-to-off :ini:`SHOW_UNDOCUMENTED` option, but there are some
+    using a default-to-off :py:`SHOW_UNDOCUMENTED` option in ``conf.py`` (or
+    :ini:`M_SHOW_UNDOCUMENTED` in the ``Doxyfile``), but there are some
     tradeoffs. See `Showing undocumented symbols and files`_ for more
     information.
 -   Table of contents is generated for compound references as well, containing
@@ -715,7 +716,8 @@ shown.
 In some cases, however, it might be desirable to show undocumented symbols as
 well --- for example when converting an existing project from vanilla Doxygen
 to m.css, not all APIs might be documented yet and thus the output would be
-incomplete. The :py:`SHOW_UNDOCUMENTED` option unconditionally makes all
+incomplete. The :py:`SHOW_UNDOCUMENTED` option in ``conf.py`` (or
+:ini:`M_SHOW_UNDOCUMENTED` in the ``Doxyfile``) unconditionally makes all
 undocumented symbols, files and directories "appear documented". Note, however,
 that Doxygen itself doesn't allow to link to undocumented symbols and so even
 though the undocumented symbols are present in the output, nothing is able to