From 15cc41e6649009ccd92d927850f918b962ee35d6 Mon Sep 17 00:00:00 2001
From: Nick Mathewson <nickm@torproject.org>
Date: Fri, 19 May 2017 06:44:13 -0400
Subject: [PATCH] Define HeapEnableTerminationOnCorruption if the headers
 don't.

MSDN says that it's always going to be 1, and they're usually pretty
accurate about that.

Fixes a bug in 21953.
---
 src/or/main.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/or/main.c b/src/or/main.c
index 2de8ed29ac..187b255bfb 100644
--- a/src/or/main.c
+++ b/src/or/main.c
@@ -3426,6 +3426,9 @@ tor_main(int argc, char *argv[])
   int result = 0;
 
 #ifdef _WIN32
+#ifndef HeapEnableTerminationOnCorruption
+#define HeapEnableTerminationOnCorruption 1
+#endif
   /* On heap corruption, just give up; don't try to play along. */
   HeapSetInformation(NULL, HeapEnableTerminationOnCorruption, NULL, 0);
   /* Call SetProcessDEPPolicy to permanently enable DEP.