give rational filenames to some of the generated HTML
diff --git a/Doc/lib/liblogging.tex b/Doc/lib/liblogging.tex
index f0afd57..13e2d6e 100644
--- a/Doc/lib/liblogging.tex
+++ b/Doc/lib/liblogging.tex
@@ -945,7 +945,8 @@
 \subsection{Configuration}
 
 
-\subsubsection{Configuration functions}
+\subsubsection{Configuration functions%
+               \label{logging-config-api}}
 
 The following functions allow the logging module to be
 configured. Before they can be used, you must import
@@ -979,7 +980,8 @@
 on the return value from \function{listen()}.
 \end{funcdesc}
 
-\subsubsection{Configuration file format}
+\subsubsection{Configuration file format%
+               \label{logging-config-fileformat}}
 
 The configuration file format understood by \function{fileConfig} is
 based on ConfigParser functionality. The file must contain sections