--- Makefile.in.old	2013-07-20 18:57:58.000000000 -0700
+++ Makefile.in	2013-07-20 18:58:20.000000000 -0700
@@ -77,7 +77,7 @@
 OBJECTS:=$(subst .cc,.o,$(SOURCE))
 TOP_DIR:=@top_srcdir@
 TOP_BUILDDIR:=@top_builddir@
-CXXFLAGS+=-std=c++11 -g -Wall -fno-strict-aliasing
+CXXFLAGS+=-std=c++0x -g -Wall -fno-strict-aliasing
 CXXFLAGS+=@CXXOPTIMISE_FLAG@
 CXXFLAGS+=@CXXDEBUG_FLAG@
 INCLUDES+=-I$(TOP_BUILDDIR) -I$(TOP_DIR) -I$(TOP_DIR)/thin-provisioning