Update m4

[metaproxy-moved-to-github.git] / m4

diff --git a/m4 b/m4
index c9c894a..8328fa9 160000 (submodule)
--- a/m4
+++ b/m4
@@ -1 +1 @@
-Subproject commit c9c894a0b63f9ce9578570e3507c3e6232ec4797
+Subproject commit 8328fa9fa20336b6dc5534d4eeca0d49f8262dbf