(language-info-alist): Improve docstring.

diff --git a/lisp/international/mule-cmds.el b/lisp/international/mule-cmds.el
index ec7a351abda7dc80c0435a30292875dc7790e9b5..eba35856f0e5dc036a2f3b33e9c33cff6db3d1ea 100644 (file)
--- a/lisp/international/mule-cmds.el
+++ b/lisp/international/mule-cmds.el
@@ -1098,9 +1098,9 @@ Meaningful values for KEY include
                        in extended segments of CTEXT.  See the variable
                        `ctext-non-standard-encodings' for more detail.
 
-The following keys take effect only when multibyte characters are
+The following key takes effect only when multibyte characters are
 globally disabled, i.e. the default value of `enable-multibyte-characters'
-is nil.
+is nil (which is an obsolete and deprecated use):
 
   unibyte-display    value is a coding system to encode characters for
                        the terminal.  Characters in the range of 160 to