#ifndef BOOST_SYSTEM_LINUX_ERROR_HPP
#define BOOST_SYSTEM_LINUX_ERROR_HPP
+#include <boost/config/pragma_message.hpp>
+
+#if !defined(BOOST_ALLOW_DEPRECATED_HEADERS)
+ BOOST_PRAGMA_MESSAGE("This header is deprecated and is slated for removal."
+ " If you want it retained, please open an issue in github.com/boostorg/system.")
+#endif
+
// This header is effectively empty for compiles on operating systems where
// it is not applicable.