Index: include/assert.h
===================================================================
RCS file: /public/netbsd-rsync/src/include/assert.h,v
retrieving revision 1.21
diff -u -r1.21 assert.h
--- include/assert.h	26 Aug 2011 01:10:49 -0000	1.21
+++ include/assert.h	3 Oct 2016 11:40:25 -0000
@@ -104,3 +104,9 @@
 void __diagassert13(const char *, int, const char *, const char *);
 __END_DECLS
 #endif /* __ASSERT_DECLARED */
+
+#if ((__cplusplus - 0) < 201103L)
+#ifndef static_assert
+#define static_assert _Static_assert
+#endif /* static_assert */
+#endif