$OpenBSD: patch-sal_osl_unx_backtrace_c,v 1.3 2009/05/08 15:43:50 robert Exp $
--- sal/osl/unx/backtrace.c.orig.port	Wed Aug 27 15:41:55 2008
+++ sal/osl/unx/backtrace.c	Thu May  7 23:14:17 2009
@@ -142,7 +142,7 @@ void backtrace_symbols_fd( void **buffer, int size, in
 #endif /* defined SOLARIS */
 
 
-#if defined FREEBSD || defined NETBSD
+#if defined FREEBSD || defined NETBSD || defined OPENBSD
 #include <dlfcn.h>
 #include <pthread.h>
 #include <setjmp.h>
