Simple Makefile

diff --git a/util b/util
index 4aa564982c36e676b81e8237a35123fe740eeca2..93665911b8daa2493bf7483a01bb66758f8fa96f 160000 (submodule)
--- a/util
+++ b/util
@@ -1 +1 @@
-Subproject commit 4aa564982c36e676b81e8237a35123fe740eeca2
+Subproject commit 93665911b8daa2493bf7483a01bb66758f8fa96f