$OpenBSD: patch-Source_JavaScriptCore_heap_MachineStackMarker_h,v 1.1 2016/04/19 06:05:36 ajacoutot Exp $

XXX no mcontext_t on OpenBSD

--- Source/JavaScriptCore/heap/MachineStackMarker.h.orig	Mon Apr 11 08:18:43 2016
+++ Source/JavaScriptCore/heap/MachineStackMarker.h	Sat Apr 16 19:52:20 2016
@@ -43,6 +43,10 @@
 #endif
 #endif
 
+#if OS(OPENBSD)
+typedef ucontext_t mcontext_t;
+#endif
+
 #if OS(DARWIN)
 typedef mach_port_t PlatformThread;
 #elif OS(WINDOWS)
