\e$B$J$I$,;XDj$G$-$^$9!#\e(B
@code{nil} \e$B$J$iG'>Z$r9T$$$^$;$s!#\e(B
+@item wl-smtp-authenticate-realm
+@vindex wl-smtp-authenticate-realm
+\e$B=i4|@_Dj$O\e(B @code{nil}\e$B!#\e(B
+SMTP AUTH \e$B$K$h$kG'>Z$r9T$J$&$H$-$N%l%k%`\e(B(realm)\e$B$rJ8;zNs$G;XDj$7$^$9!#\e(B
+\e$B%l%k%`$N;XDj$O\e(B DIGEST-MD5 \e$BEy$NG'>ZJ}<0$GI,MW$J>l9g$,$"$j$^$9!#\e(B
+@code{nil} \e$B$N>l9g$O%l%k%`$N;XDj$r9T$$$^$;$s!#\e(B
+
@item wl-smtp-connection-type
@vindex wl-smtp-connection-type
\e$B=i4|@_Dj$O\e(B @code{nil}\e$B!#\e(B
@code{digest-md5}, @code{login}, etc. If @code{nil}, authentication
will not be carried out.
+@item wl-smtp-authenticate-realm
+@vindex wl-smtp-authenticate-realm
+The initial setting is @code{nil}.
+This string-valued variable specifies the authentication realm for SMTP
+AUTH authentication. You have to set this variable for DIGEST-MD5
+authentication and so on.
+If @code{nil}, authentication realm is not specified in the authentication.
+
@item wl-smtp-connection-type
@vindex wl-smtp-connection-type
The initial setting is @code{nil}.