# use Xdisplay only if present and running under X:
display_info() {
-if is_installed Xdialog 1>/dev/null 2>&1 && test -n "$DISPLAY" ; then
+if is_installed Xdialog && test -n "$DISPLAY" ; then
Xdialog --title "grml-exec-wrapper" --msgbox "$1" 0 0 0
else
print "$1">&2
*sudo*) PROG="$2" ;;
esac
-if is_installed "$PROG" 1>/dev/null 2>&1 ; then
+if is_installed "$PROG" ; then
exec $@
else
RC=1