$OpenBSD: patch-base_debug_stack_trace_posix_cc,v 1.3 2011/06/08 20:36:56 robert Exp $
--- base/debug/stack_trace_posix.cc.orig	Mon Jun  6 11:11:46 2011
+++ base/debug/stack_trace_posix.cc	Wed Jun  8 09:58:35 2011
@@ -11,6 +11,9 @@
 #include <stdlib.h>
 #include <sys/param.h>
 #include <sys/stat.h>
+#if defined(__OpenBSD__)
+#include <sys/param.h>
+#endif
 #include <sys/sysctl.h>
 #include <sys/types.h>
 #include <unistd.h>
