(mime-edit-decode-buffer): Convert encoding to lower case.

diff --git a/mime-edit.el b/mime-edit.el
index ff83978..bdc0d31 100644 (file)
--- a/mime-edit.el
+++ b/mime-edit.el
@@ -2665,9 +2665,10 @@ Content-Type: message/partial; id=%s; number=%d; total=%d\n%s\n"
                            (hbeg (match-end 0))
                            (end (std11-field-end)))
                        (setq encoding
-                             (eliminate-top-spaces
-                              (std11-unfold-string
-                               (buffer-substring hbeg end))))
+                             (downcase
+                              (eliminate-top-spaces
+                               (std11-unfold-string
+                                (buffer-substring hbeg end)))))
                        (if (or charset (eq type 'text))
                            (progn
                              (delete-region beg (1+ end))