build: update gnulib submodule to latest

author Paul Eggert <eggert@cs.ucla.edu>

Sat, 21 Jan 2017 02:08:03 +0000 (18:08 -0800)

committer Paul Eggert <eggert@cs.ucla.edu>

Sat, 21 Jan 2017 02:24:54 +0000 (18:24 -0800)
author Paul Eggert <eggert@cs.ucla.edu>
Sat, 21 Jan 2017 02:08:03 +0000 (18:08 -0800)
committer Paul Eggert <eggert@cs.ucla.edu>
Sat, 21 Jan 2017 02:24:54 +0000 (18:24 -0800)
diff --git a/gnulib b/gnulib

index 0e68c6a37ed08fc553dd6fb097d97d798dcfa40d..4e6e16b3f43ce96302b1e52e48730c1f15e18c14 160000 (submodule)
--- a/gnulib
+++ b/gnulib
@@ -1 +1 @@
-Subproject commit 0e68c6a37ed08fc553dd6fb097d97d798dcfa40d
+Subproject commit 4e6e16b3f43ce96302b1e52e48730c1f15e18c14
author	Paul Eggert <eggert@cs.ucla.edu>
	Sat, 21 Jan 2017 02:08:03 +0000 (18:08 -0800)
committer	Paul Eggert <eggert@cs.ucla.edu>
	Sat, 21 Jan 2017 02:24:54 +0000 (18:24 -0800)