ndnboost: Also rename BOOST_ to NDNBOOST_
diff --git a/include/ndnboost/mpl/aux_/static_cast.hpp b/include/ndnboost/mpl/aux_/static_cast.hpp
index aebd267..13121eb 100644
--- a/include/ndnboost/mpl/aux_/static_cast.hpp
+++ b/include/ndnboost/mpl/aux_/static_cast.hpp
@@ -1,6 +1,6 @@
 
-#ifndef BOOST_MPL_AUX_STATIC_CAST_HPP_INCLUDED
-#define BOOST_MPL_AUX_STATIC_CAST_HPP_INCLUDED
+#ifndef NDNBOOST_MPL_AUX_STATIC_CAST_HPP_INCLUDED
+#define NDNBOOST_MPL_AUX_STATIC_CAST_HPP_INCLUDED
 
 // Copyright Aleksey Gurtovoy 2001-2004
 //
@@ -16,12 +16,12 @@
 
 #include <ndnboost/mpl/aux_/config/workaround.hpp>
 
-#if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x561)) \
- || BOOST_WORKAROUND(__GNUC__, < 3) \
- || BOOST_WORKAROUND(__MWERKS__, <= 0x3001)
-#   define BOOST_MPL_AUX_STATIC_CAST(T, expr) (T)(expr)
+#if NDNBOOST_WORKAROUND(__BORLANDC__, NDNBOOST_TESTED_AT(0x561)) \
+ || NDNBOOST_WORKAROUND(__GNUC__, < 3) \
+ || NDNBOOST_WORKAROUND(__MWERKS__, <= 0x3001)
+#   define NDNBOOST_MPL_AUX_STATIC_CAST(T, expr) (T)(expr)
 #else
-#   define BOOST_MPL_AUX_STATIC_CAST(T, expr) static_cast<T>(expr)
+#   define NDNBOOST_MPL_AUX_STATIC_CAST(T, expr) static_cast<T>(expr)
 #endif
 
-#endif // BOOST_MPL_AUX_STATIC_CAST_HPP_INCLUDED
+#endif // NDNBOOST_MPL_AUX_STATIC_CAST_HPP_INCLUDED