$OpenBSD: patch-sal_osl_unx_backtrace_c,v 1.2 2009/01/22 17:44:39 robert Exp $
--- sal/osl/unx/backtrace.c.orig.port	Fri Aug  8 07:56:08 2008
+++ sal/osl/unx/backtrace.c	Thu Jan 15 14:47:50 2009
@@ -138,7 +138,7 @@ 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>
