$OpenBSD: patch-src_coroutine_ucontext_c,v 1.4 2013/09/18 19:18:16 ajacoutot Exp $
--- src/coroutine_ucontext.c.orig	Wed Sep 18 13:08:27 2013
+++ src/coroutine_ucontext.c	Wed Sep 18 20:26:35 2013
@@ -63,7 +63,7 @@ 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)
         g_error("Failed to allocate %u bytes for coroutine stack",
