#include "support/functional.h"
-#ifdef LYX_USE_TR1
-
-#define LYX_BIND_NS std::tr1
-
-namespace lyx
-{
- using std::tr1::placeholders::_1;
- using std::tr1::placeholders::_2;
-}
-
-#elif __cplusplus >= 201103L
+#if __cplusplus >= 201103L
#define LYX_BIND_NS std