boost: update obsolete usage of endian API

external/boost/archive/portable_binary_archive.hpp

@@ -22,7 +22,7 @@
 #endif
 
 #include <boost/archive/basic_archive.hpp>
-#include <boost/detail/endian.hpp>
+#include <boost/predef/other/endian.h>
 
 #include <boost/archive/impl/archive_serializer_map.ipp>
 

external/boost/archive/portable_binary_iarchive.hpp

@@ -226,7 +226,7 @@ public:
 #include <istream>
 #include <string>
 
-#include <boost/detail/endian.hpp>
+#include <boost/predef/other/endian.h>
 #include <boost/serialization/throw_exception.hpp>
 #include <boost/archive/archive_exception.hpp>
 
@@ -252,12 +252,12 @@ portable_binary_iarchive::load_impl(boost::intmax_t & l, char maxsize){
         );
 
     char * cptr = reinterpret_cast<char *>(& l);
-    #ifdef BOOST_BIG_ENDIAN
+    #if BOOST_ENDIAN_BIG_BYTE
         cptr += (sizeof(boost::intmax_t) - size);
     #endif
     this->primitive_base_t::load_binary(cptr, size);
 
-    #ifdef BOOST_BIG_ENDIAN
+    #if BOOST_ENDIAN_BIG_BYTE
         if(m_flags & endian_little)
     #else
         if(m_flags & endian_big)

external/boost/archive/portable_binary_oarchive.hpp

@@ -221,7 +221,7 @@ public:
 //  See http://www.boost.org for updates, documentation, and revision history.
 
 #include <ostream>
-#include <boost/detail/endian.hpp>
+#include <boost/predef/other/endian.h>
 
 namespace boost { namespace archive {
 
@@ -258,7 +258,7 @@ portable_binary_oarchive::save_impl(
     else
         ll = l;
     char * cptr = reinterpret_cast<char *>(& ll);
-    #ifdef BOOST_BIG_ENDIAN
+    #if BOOST_ENDIAN_BIG_BYTE
         cptr += (sizeof(boost::intmax_t) - size);
         if(m_flags & endian_little)
             reverse_bytes(size, cptr);

tests/unit_tests/epee_utils.cpp

@@ -27,6 +27,7 @@
 // THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #include <array>
+#include <boost/predef/other/endian.h>
 #include <boost/endian/conversion.hpp>
 #include <boost/range/algorithm/equal.hpp>
 #include <boost/range/algorithm_ext/iota.hpp>
@@ -135,7 +136,7 @@ namespace
     EXPECT_FALSE( lhs >= rhs );  \
     EXPECT_TRUE( rhs >= lhs )
 
-  #ifdef BOOST_LITTLE_ENDIAN
+  #if BOOST_ENDIAN_LITTLE_BYTE
     #define CHECK_LESS_ENDIAN(lhs, rhs) CHECK_LESS( rhs , lhs )
   #else
     #define CHECK_LESS_ENDIAN(lhs, rhs) CHECK_LESS( lhs , rhs )