From 28fef5c57b3854d2da9c4a0f3102d047daddcf00 Mon Sep 17 00:00:00 2001
From: Matt Stancliff <matt@genges.com>
Date: Mon, 12 May 2014 10:56:43 -0400
Subject: [PATCH] Fix lack of SA_ONSTACK under Cygwin

Fixes #232
---
 src/debug.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/debug.c b/src/debug.c
index d4fabb9e..1bd82b2f 100644
--- a/src/debug.c
+++ b/src/debug.c
@@ -41,6 +41,12 @@
 #include "bio.h"
 #endif /* HAVE_BACKTRACE */
 
+#ifdef __CYGWIN__
+#ifndef SA_ONSTACK
+#define SA_ONSTACK 0x08000000
+#endif
+#endif
+
 /* ================================= Debugging ============================== */
 
 /* Compute the sha1 of string at 's' with 'len' bytes long.