From cf895a8c7cb2d5cbcc56a75d2644c028bc77d982 Mon Sep 17 00:00:00 2001
From: Michael Brown <mcb30@etherboot.org>
Date: Fri, 7 Dec 2007 04:14:06 +0000
Subject: [PATCH] Avoid Makefile syntax that requires make >= 3.81.

---
 src/Makefile | 22 ++++++++++++++--------
 1 file changed, 14 insertions(+), 8 deletions(-)

diff --git a/src/Makefile b/src/Makefile
index 3516d671..add47abe 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -9,16 +9,22 @@ ROMS		:=
 MEDIA		:=
 NON_AUTO_MEDIA	:=
 
-# Find a usable "echo -e".
+# Find a usable "echo -e" substitute.
 #
-ifeq ($(shell echo '\0101'),A)
+ifeq ($(shell echo '\101'),A)
+ECHO		?= echo
+endif
+ifeq ($(shell echo -e '\101'),A)
+ECHO		?= echo -e
+endif
+ifeq ($(shell /bin/echo '\101'),A)
+ECHO		?= /bin/echo
+endif
+ifeq ($(shell /bin/echo -e '\101'),A)
+ECHO		?= /bin/echo -e
+endif
+ifndef ECHO
 ECHO		:= echo
-else ifeq ($(shell echo -e '\0101'),A)
-ECHO		:= echo -e
-else ifeq ($(shell /bin/echo '\0101'),A)
-ECHO		:= /bin/echo
-else ifeq ($(shell /bin/echo -e '\0101'),A)
-ECHO		:= /bin/echo -e
 endif
 
 # Grab the central Config file.