From d9674f335bfb0ff92c8a2cfa7d4f04ffc1ca2b7e Mon Sep 17 00:00:00 2001
From: Masatake YAMATO <jet@gyve.org>
Date: Thu, 9 Feb 2006 19:15:46 +0000
Subject: [PATCH] (autoconf-font-lock-keywords): Check start boundary of
 symbols.

---
 lisp/ChangeLog             | 5 +++++
 lisp/progmodes/autoconf.el | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 63fb4667cd1..8ed1d26e7c2 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2006-02-09 Masatake YAMATO  <jet@gyve.org>
+
+	* progmodes/autoconf.el (autoconf-font-lock-keywords): Check start 
+	boundary of symbols.
+
 2006-02-08  Peter Doornbosch  <peter.doornbosch@luminis.nl>  (tiny change)
 
 	* vc-svn.el (vc-svn-print-log): Show recent commits as well.
diff --git a/lisp/progmodes/autoconf.el b/lisp/progmodes/autoconf.el
index 2949b2da92f..97cf21d175e 100644
--- a/lisp/progmodes/autoconf.el
+++ b/lisp/progmodes/autoconf.el
@@ -52,7 +52,7 @@
   "AC_\\(SUBST\\|DEFINE\\(_UNQUOTED\\)?\\)(\\(\\sw+\\)")
 
 (defvar autoconf-font-lock-keywords
-  `(("A[CHMS]_\\sw+" . font-lock-keyword-face)
+  `(("\\_<A[CHMS]_\\sw+" . font-lock-keyword-face)
     (,autoconf-definition-regexp
      3 font-lock-function-name-face)
     ;; Are any other M4 keywords really appropriate for configure.in,
-- 
2.39.2