--- ./configure.orig	2011-06-30 10:09:16.000000000 +0200
+++ ./configure	2011-06-30 10:09:46.000000000 +0200
@@ -7766,7 +7766,7 @@
    make update-po | perl -ne 'print if /:$/'
    echo ""
    for file in $(ls *.po); do \
-       sed -i '/^\"POT-Creation-Date:.*\\n.*$/d' $file
+       sed -i.bak -e '/^\"POT-Creation-Date:.*\\n.*$/d' $file
    done
    cd ..
    echo "======================================="
