$OpenBSD: patch-src_coroutine_ucontext_c,v 1.3 2012/03/12 17:00:54 ajacoutot Exp $
--- src/coroutine_ucontext.c.orig	Wed Dec 21 14:07:37 2011
+++ src/coroutine_ucontext.c	Mon Mar 12 11:14:19 2012
@@ -60,7 +60,7 @@ int coroutine_init(struct coroutine *co)
     co->cc.stack_size = co->stack_size;
     co->cc.stack = mmap(0, co->stack_size,
                         PROT_READ | PROT_WRITE,
-                        MAP_PRIVATE | MAP_ANONYMOUS,
+			MAP_PRIVATE | MAP_ANON,
                         -1, 0);
     if (co->cc.stack == MAP_FAILED)
         return -1;
