Symbol naming a @sc{mime} charset. Non-ASCII characters in messages are
assumed to be encoded using this charset. The default is @code{nil},
which means ask the user. (This variable is used only on non-@sc{mule}
-Emacsen.
-@xref{Charset Translation, , Charset Translation, emacs-mime,
+Emacsen.
+@xref{Charset Translation, , Charset Translation, emacs-mime,
Emacs MIME Manual}, for details on the @sc{mule}-to-@sc{mime}
translation process.