Update m4

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

diff --git a/m4 b/m4
index 9cce3b0..f7d7eb4 160000 (submodule)
--- a/m4
+++ b/m4
@@ -1 +1 @@
-Subproject commit 9cce3b0ad5715e4de0af24e856d3671786334e21
+Subproject commit f7d7eb4b44b7fdad1942e32856d6afc2e6dcabda