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Diffstat (limited to 'boost/intrusive/detail/empty_node_checker.hpp')
-rw-r--r--boost/intrusive/detail/empty_node_checker.hpp6
1 files changed, 5 insertions, 1 deletions
diff --git a/boost/intrusive/detail/empty_node_checker.hpp b/boost/intrusive/detail/empty_node_checker.hpp
index 33d78a34ba..16aa5600e7 100644
--- a/boost/intrusive/detail/empty_node_checker.hpp
+++ b/boost/intrusive/detail/empty_node_checker.hpp
@@ -13,7 +13,11 @@
#ifndef BOOST_INTRUSIVE_DETAIL_EMPTY_NODE_CHECKER_HPP
#define BOOST_INTRUSIVE_DETAIL_EMPTY_NODE_CHECKER_HPP
-#if defined(_MSC_VER)
+#ifndef BOOST_CONFIG_HPP
+# include <boost/config.hpp>
+#endif
+
+#if defined(BOOST_HAS_PRAGMA_ONCE)
# pragma once
#endif