1 files changed, 14 insertions, 1 deletions
diff --git a/tests/qemu-iotests/common.rc b/tests/qemu-iotests/common.rc
index 09a27f02d0..a543e546c2 100644
--- a/tests/qemu-iotests/common.rc
+++ b/tests/qemu-iotests/common.rc
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #
 # Copyright (C) 2009 Red Hat, Inc.
 # Copyright (c) 2000-2006 Silicon Graphics, Inc.  All Rights Reserved.
@@ -17,6 +17,19 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 
+SED=
+for sed in sed gsed; do
+    ($sed --version | grep 'GNU sed') > /dev/null 2>&1
+    if [ "$?" -eq 0 ]; then
+        SED=$sed
+        break
+    fi
+done
+if [ -z "$SED" ]; then
+    echo "$0: GNU sed not found"
+    exit 1
+fi
+
 dd()
 {
    if [ "$HOSTOS" == "Linux" ]