shared_ptr is already in C++03 pre-releases; refs #7

src/mrw/checkcxx11.hxx

@@ -28,6 +28,7 @@
 
 
 #  ifdef MRW__OLD_PRE11_COMPILER
+#    if __cplusplus > 200300L
 #      include <boost/shared_ptr.hpp>
 namespace std {
   // there is no std::shared_ptr in pre C++11 compilers, so we use the
@@ -38,5 +39,6 @@ namespace std {
   };
 };
 #    endif
+#  endif
 
 #endif