--- configure.orig	2009-11-25 10:48:59.000000000 +0800
+++ configure	2009-11-25 10:50:21.000000000 +0800
@@ -20,7 +20,7 @@
 arch=`uname -s`
 
 while [ -n "$1" ]; do
-	e="`expr "$1" : '--\(.*=.*\)'`"
+	e=`expr "X$1" : 'X--\(.*=.*\)'`
 	if [ -z "$e" ]; then
 		cat<<EOF
 Axel configure