From 891dd6ba5097d9ebc2a5b257d3725890dbe887bc Mon Sep 17 00:00:00 2001
From: Andreas Schwab <schwab@suse.de>
Date: Sat, 28 Dec 2002 01:02:40 +0000
Subject: [PATCH] (makefile-font-lock-keywords): Highlight automatic variable
 references enclosed in parens and optionally suffixed by F or D.

---
 lisp/progmodes/make-mode.el | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lisp/progmodes/make-mode.el b/lisp/progmodes/make-mode.el
index f3255fc5e49..62cbdbb291d 100644
--- a/lisp/progmodes/make-mode.el
+++ b/lisp/progmodes/make-mode.el
@@ -273,6 +273,7 @@ not be enclosed in { } or ( )."
 
    ;; Automatic variable references.
    '("\\$\\([@%<?^+*]\\)" 1 font-lock-reference-face prepend)
+   '("\\$[({]\\([@%<?^+*][FD]?\\)[}):]" 1 font-lock-reference-face prepend)
 
    ;; Fontify conditionals and includes.
    ;; Note that plain `if' is an automake conditional, and not a bug.
-- 
2.30.2