\listfiles
\documentclass{article}
\usepackage[frenchb]{babel}
\usepackage[backref]{hyperref}
\begin{document}
\section{Hello World}\label{sec:foo}
See \ref{sec:foo}.

\tracingmacros=1
See \cite{bib:abc}.

\begin{thebibliography}{9}
\bibitem{bib:abc}

\end{thebibliography}
\end{document}