[PATCH] gnulib: update.

[Akim Demaille]

        * gnulib: Update to latest.
        * lib/Makefile.am (AM_CPPFLAGS): It is now defined by gnulib, so
        use +=.
---
 ChangeLog       |    7 +++++++
 gnulib          |    2 +-
 lib/Makefile.am |    6 +++---
 3 files changed, 11 insertions(+), 4 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 5320ec3..7e225f9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2009-03-26  Akim Demaille  <address@hidden>
+
+       gnulib: update.
+       * gnulib: Update to latest.
+       * lib/Makefile.am (AM_CPPFLAGS): It is now defined by gnulib, so
+       use +=.
+
 2009-01-08  Akim Demaille  <address@hidden>
 
        Fix grep portability issues.
diff --git a/gnulib b/gnulib
index 66216f4..5a1286a 160000
--- a/gnulib
+++ b/gnulib
@@ -1 +1 @@
-Subproject commit 66216f4811a8d82810e88371c64214191b31e244
+Subproject commit 5a1286a9f8597c0063a82645b55f3e97433fc521
diff --git a/lib/Makefile.am b/lib/Makefile.am
index 03d4138..f7c3bef 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -1,7 +1,7 @@
 # Make bison/lib.
 
-# Copyright (C) 2001, 2002, 2003, 2004, 2006, 2008 Free Software Foundation,
-# Inc.
+# Copyright (C) 2001, 2002, 2003, 2004, 2006, 2008, 2009
+# Free Software Foundation, Inc.
 
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -18,7 +18,7 @@
 
 include gnulib.mk
 
-AM_CFLAGS = $(WARN_CFLAGS)
+AM_CFLAGS += $(WARN_CFLAGS)
 
 # Implementation of bitsets.
 bitsets_sources = \
-- 
1.6.2.rc0.35.g1b53