Added pointer on POP3 variations.
diff --git a/Doc/lib/libpoplib.tex b/Doc/lib/libpoplib.tex
index 7e3780b..89e7e0c 100644
--- a/Doc/lib/libpoplib.tex
+++ b/Doc/lib/libpoplib.tex
@@ -127,6 +127,10 @@
\begin{seealso}
\seemodule{imap}{The standard Python IMAP module.}
+ \seetitle{http://www.tuxedo.org/~esr/fetchail/fetchmail-FAQ.html}{
+ The FAQ for the fetchmail POP/IMAP client collects information
+ on POP3 server variations and RFC noncompliance that may be
+ useful if you need to write an application based on poplib.}
\end{seealso}
\subsection{POP3 Example \label{pop3-example}}