--- libptytty/src/estl.h	2012/05/24 12:56:37	1.20
+++ libptytty/src/estl.h	2014/10/23 20:21:52	1.21
@@ -22,7 +22,7 @@
 
 #include <new>
 
-#if __cplusplus >= 201103L
+#if ECB_CPP11
   #include <type_traits>
 #endif
 
@@ -65,7 +65,7 @@
   // "not simple enough" will use the slow path.
   static bool is_simple_enough ()
   {
-    #if __cplusplus >= 201103L
+    #if ECB_CPP11
       return std::is_trivially_assignable<T, T>::value
           && std::is_trivially_constructable<T>::value
           && std::is_trivially_copyable<T>::value