AMK's megapatch:
	* \bcode, \ecode added everywhere
	* \label{module-foo} added everywhere
	* A few \seealso sections added.
	* Indentation fixed inside verbatim in lib*tex files
diff --git a/Doc/libimageop.tex b/Doc/libimageop.tex
index 4e15117..48f9188 100644
--- a/Doc/libimageop.tex
+++ b/Doc/libimageop.tex
@@ -1,4 +1,5 @@
 \section{Built-in Module \sectcode{imageop}}
+\label{module-imageop}
 \bimodindex{imageop}
 
 The \code{imageop} module contains some useful operations on images.