ndnboost: Also rename BOOST_ to NDNBOOST_
diff --git a/include/ndnboost/mpl/aux_/at_impl.hpp b/include/ndnboost/mpl/aux_/at_impl.hpp
index 5d2f235..2028731 100644
--- a/include/ndnboost/mpl/aux_/at_impl.hpp
+++ b/include/ndnboost/mpl/aux_/at_impl.hpp
@@ -1,6 +1,6 @@
 
-#ifndef BOOST_MPL_AUX_AT_IMPL_HPP_INCLUDED
-#define BOOST_MPL_AUX_AT_IMPL_HPP_INCLUDED
+#ifndef NDNBOOST_MPL_AUX_AT_IMPL_HPP_INCLUDED
+#define NDNBOOST_MPL_AUX_AT_IMPL_HPP_INCLUDED
 
 // Copyright Aleksey Gurtovoy 2000-2004
 //
@@ -38,8 +38,8 @@
     };
 };
 
-BOOST_MPL_ALGORITM_TRAITS_LAMBDA_SPEC(2, at_impl)
+NDNBOOST_MPL_ALGORITM_TRAITS_LAMBDA_SPEC(2, at_impl)
 
 }}
 
-#endif // BOOST_MPL_AUX_AT_IMPL_HPP_INCLUDED
+#endif // NDNBOOST_MPL_AUX_AT_IMPL_HPP_INCLUDED