diff --git a/configure b/configure
index a692695629..0351300f73 100755
--- a/configure
+++ b/configure
@@ -171,7 +171,7 @@ assertparams()
 #
 absolute_path()
 {
-	if [[ "$1" == /* ]]; then
+	if [ "x$1" != "x${1#/}" ]; then
 		echo "$1"
 	else
 		echo "`pwd`/$1"