$NetBSD: patch-aa,v 1.2 2016/08/24 10:34:10 wiz Exp $

make sure we get the defs in place before checking for them

--- src/crypto/ocb.cc.orig	2016-08-10 10:58:28.000000000 +0000
+++ src/crypto/ocb.cc
@@ -23,6 +23,8 @@
 / Comments are welcome: Ted Krovetz <ted@krovetz.net> - Dedicated to Laurel K
 /------------------------------------------------------------------------- */
 
+#include "config.h"
+
 /* ----------------------------------------------------------------------- */
 /* Usage notes                                                             */
 /* ----------------------------------------------------------------------- */
@@ -117,6 +119,7 @@
 	#endif
 #endif
 
+#ifndef bswap64
 #if _MSC_VER
 	#define bswap64(x) _byteswap_uint64(x)
 #elif HAVE_DECL_BSWAP64
@@ -136,6 +139,7 @@
 		return out.u64;
 	}
 #endif
+#endif
 
 #if _MSC_VER
 	static inline unsigned ntz(unsigned x) {_BitScanForward(&x,x);return x;}