From f66da32db07fcfce7913e4838547d0ed249d4f01 Mon Sep 17 00:00:00 2001
From: Alex Afanasyev <alexander.afanasyev@ucla.edu>
Date: Mon, 15 Dec 2014 13:52:13 -0800
Subject: [PATCH] Fix compilation issue on Cygwin64

---
 osrng.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/osrng.h b/osrng.h
index ae07d057..c2dba274 100644
--- a/osrng.h
+++ b/osrng.h
@@ -32,6 +32,8 @@ public:
 	~MicrosoftCryptoProvider();
 #if defined(_WIN64)
 	typedef unsigned __int64 ProviderHandle;	// type HCRYPTPROV, avoid #include <windows.h>
+#elif defined(__CYGWIN__) && defined(__x86_64__)
+	typedef unsigned long long ProviderHandle;
 #else
 	typedef unsigned long ProviderHandle;
 #endif