1 files changed, 15 insertions, 0 deletions
diff --git a/CryptoPkg/Library/Include/unistd.h b/CryptoPkg/Library/Include/unistd.h
new file mode 100644
index 0000000000..1a8d1c47de
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+++ b/CryptoPkg/Library/Include/unistd.h
@@ -0,0 +1,15 @@
+/** @file
+  Include file to support building the third-party cryptographic library.
+
+Copyright (c) 2010 - 2017, Intel Corporation. All rights reserved.<BR>
+This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution.  The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#include <CrtLibSupport.h>