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-rw-r--r--ace/Arg_Shifter.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/ace/Arg_Shifter.h b/ace/Arg_Shifter.h
index 8a6ab8222fc..e87a916c594 100644
--- a/ace/Arg_Shifter.h
+++ b/ace/Arg_Shifter.h
@@ -12,9 +12,14 @@
#ifndef ACE_ARG_SHIFTER_H
#define ACE_ARG_SHIFTER_H
+
#include "ace/pre.h"
-#include "ace/OS.h"
+#include "ace/ACE_export.h"
+
+#if !defined (ACE_LACKS_PRAGMA_ONCE)
+# pragma once
+#endif /* ACE_LACKS_PRAGMA_ONCE */
/**
* @class ACE_Arg_Shifter
@@ -189,4 +194,5 @@ private:
};
#include "ace/post.h"
+
#endif /* ACE_ARG_SHIFTER_H */