Merged changes from the 1.5.2p2 release.
(Very rough.)
diff --git a/Doc/lib/libmarshal.tex b/Doc/lib/libmarshal.tex
index be2a717..f24399e 100644
--- a/Doc/lib/libmarshal.tex
+++ b/Doc/lib/libmarshal.tex
@@ -62,7 +62,8 @@
Write the value on the open file. The value must be a supported
type. The file must be an open file object such as
\code{sys.stdout} or returned by \function{open()} or
- \function{posix.popen()}.
+ \function{posix.popen()}. It must be opened in binary mode
+ (\code{'wb'} or \code{'w+b'}).
If the value has (or contains an object that has) an unsupported type,
a \exception{ValueError} exception is raised --- but garbage data
@@ -73,7 +74,8 @@
\begin{funcdesc}{load}{file}
Read one value from the open file and return it. If no valid value
is read, raise \exception{EOFError}, \exception{ValueError} or
- \exception{TypeError}. The file must be an open file object.
+ \exception{TypeError}. The file must be an open file object opened
+ in binary mode (\code{'rb'} or \code{'r+b'}).
\strong{Warning:} If an object containing an unsupported type was
marshalled with \function{dump()}, \function{load()} will substitute