--- SConstruct.orig2	2016-10-04 05:44:52.000000000 -0700
+++ SConstruct	2016-10-31 23:09:20.880648829 -0700
@@ -22,7 +22,7 @@
 
 Help(opts.GenerateHelpText(env))
 
-flags = ["-std=c++11", "-Wall"]
+flags = ["-std=gnu++11", "-Wall"]
 if env["mode"] != "debug":
 	flags += ["-O3"]
 if env["mode"] == "debug":