From bc271a72fba51bfe64e0d14a5658e88db758bd18 Mon Sep 17 00:00:00 2001
From: Christian Hergert <christian@hergert.me>
Date: Fri, 16 Oct 2015 18:45:45 -0700
Subject: build: fix building on recent gtkmm

---
 configure.ac | 1 +
 1 file changed, 1 insertion(+)

diff --git a/configure.ac b/configure.ac
index f973e45..b85a16c 100644
--- configure.ac
+++ configure.ac
@@ -40,6 +40,7 @@ AC_PROG_CXX
 AC_DISABLE_STATIC
 AC_LIBTOOL_WIN32_DLL
 AC_PROG_LIBTOOL
+AX_CXX_COMPILE_STDCXX_11
 
 AC_SUBST([GDLMM_MODULES], ['gdl-3.0 >= 3.7 glibmm-2.4 >= 2.16 gtkmm-3.0 >= 3.0'])
 PKG_CHECK_MODULES([GDLMM], [$GDLMM_MODULES])
-- 
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