(help-funs): Require help-funs.

diff --git a/lisp/international/mule-diag.el b/lisp/international/mule-diag.el
index 0d307296fdc3724610a94fcb77283354e01198e1..16c4d0f82dd01a3b02f6cdef6a8682f38d802ea0 100644 (file)
--- a/lisp/international/mule-diag.el
+++ b/lisp/international/mule-diag.el
@@ -27,6 +27,9 @@
 
 ;;; Code:
 
+;; Make sure the help-xref button type is defined.
+(require 'help-funs)
+
 ;;; General utility function
 
 ;; Print all arguments with single space separator in one line.