(default-mime-charset): Use `x-unknown' as default value.

diff --git a/mime/mcs-20.el b/mime/mcs-20.el
index aa4743f..87869c1 100644 (file)
--- a/mime/mcs-20.el
+++ b/mime/mcs-20.el
@@ -132,7 +132,7 @@ is specified, it is used as line break code type of coding-system."
     (widget-apply widget :notify widget event)
     (widget-setup)))
 
-(defcustom default-mime-charset 'x-ctext
+(defcustom default-mime-charset 'x-unknown
   "Default value of MIME-charset.
 It is used when MIME-charset is not specified.
 It must be symbol."