Document the sndhdr module.
Document that the whatsound module is obsolete.
diff --git a/Doc/lib/libundoc.tex b/Doc/lib/libundoc.tex
index 22684d8..5d1b3ca 100644
--- a/Doc/lib/libundoc.tex
+++ b/Doc/lib/libundoc.tex
@@ -143,14 +143,8 @@
\item[toaiff.py]
--- Convert "arbitrary" sound files to AIFF files
-\item[sndhdr.py]
---- recognizing sound files
-
\item[wave.py]
--- parse WAVE files
-
-\item[whatsound.py]
---- recognizing sound files
\end{description}
@@ -232,6 +226,9 @@
--- Measure time intervals to high resolution (use
\function{time.clock()} instead). (This is an extension module.)
+\item[whatsound.py]
+--- recognizing sound files
+
\item[zmod.py]
--- Compute properties of mathematical "fields"
\end{description}