(font-lock-syntactic-keywords): Add defvar.

diff --git a/lisp/progmodes/autoconf.el b/lisp/progmodes/autoconf.el
index 98ba14d..2949b2d 100644 (file)
--- a/lisp/progmodes/autoconf.el
+++ b/lisp/progmodes/autoconf.el
@@ -38,6 +38,8 @@
 
 ;;; Code:
 
+(defvar font-lock-syntactic-keywords)
+
 (defvar autoconf-mode-map (make-sparse-keymap))
 
 (defvar autoconf-mode-hook nil