$OpenBSD: patch-base_rand_util_h,v 1.3 2018/09/12 17:08:22 robert Exp $

Index: base/rand_util.h
--- base/rand_util.h.orig
+++ base/rand_util.h
@@ -69,7 +69,7 @@ void RandomShuffle(Itr first, Itr last) {
   std::shuffle(first, last, RandomBitGenerator());
 }
 
-#if defined(OS_POSIX)
+#if defined(OS_POSIX) && !defined(OS_OPENBSD)
 BASE_EXPORT int GetUrandomFD();
 #endif
 
