Updated to latest m4.

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

diff --git a/m4 b/m4
index 28a21d8..b5276fb 160000 (submodule)
--- a/m4
+++ b/m4
@@ -1 +1 @@
-Subproject commit 28a21d8b7ba5c49c640cd8d1565e4641bce72797
+Subproject commit b5276fbb202d7e84f4bb8f30e2eed80490db6b8a