Add window specific stuff (again)

diff --git a/util b/util
index 9d00d9e59ff50c4d94758ab5e5ababc5ec63f7cf..dde35bdbdab9a5fb9a4f5900f62716307e16c83f 160000 (submodule)
--- a/util
+++ b/util
@@ -1 +1 @@
-Subproject commit 9d00d9e59ff50c4d94758ab5e5ababc5ec63f7cf
+Subproject commit dde35bdbdab9a5fb9a4f5900f62716307e16c83f