Fix compile problems with r6884

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6885 c046a42c-6fe2-441c-8c8c-71466251a162
diff --git a/hxtool b/hxtool
index 2c5d773..8dbeb76 100644
--- a/hxtool
+++ b/hxtool
@@ -40,3 +40,5 @@
 "-t") hxtotexi ;;
 *) exit 1 ;;
 esac
+
+exit 0