$OpenBSD: patch-seckey_h,v 1.1 2016/10/10 12:55:51 dcoppa Exp $
--- seckey.h.orig	Mon Oct 10 14:11:44 2016
+++ seckey.h	Mon Oct 10 14:14:15 2016
@@ -8,7 +8,7 @@
 
 #include "config.h"
 
-#if CRYPTOPP_MSC_VERSION
+#if defined(CRYPTOPP_MSC_VERSION)
 # pragma warning(push)
 # pragma warning(disable: 4189)
 #endif
@@ -459,7 +459,7 @@ struct AuthenticatedSymmetricCipherDocumentation
 
 NAMESPACE_END
 
-#if CRYPTOPP_MSC_VERSION
+#if defined(CRYPTOPP_MSC_VERSION)
 # pragma warning(pop)
 #endif
 
