Update m4.

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

diff --git a/m4 b/m4
index b5276fb..0b7662b 160000 (submodule)
--- a/m4
+++ b/m4
@@ -1 +1 @@
-Subproject commit b5276fbb202d7e84f4bb8f30e2eed80490db6b8a
+Subproject commit 0b7662be4e6c57b66352317ab7f097117888993a