Add System.Private.CoreLib shared sources (#12162)

Taken from corefx commit 5956ad35864352b38c53aa8c2d1ce012c96b168d. Subsequent updates will happen via a mirroring bot.

1 files changed, 21 insertions, 0 deletions

diff --git a/netcore/System.Private.CoreLib/shared/Interop/Windows/Kernel32/Interop.SECURITY_ATTRIBUTES.cs b/netcore/System.Private.CoreLib/shared/Interop/Windows/Kernel32/Interop.SECURITY_ATTRIBUTES.cs
new file mode 100644
index 00000000000..8d31f8622ff
--- /dev/null
+++ b/netcore/System.Private.CoreLib/shared/Interop/Windows/Kernel32/Interop.SECURITY_ATTRIBUTES.cs
@@ -0,0 +1,21 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using Microsoft.Win32.SafeHandles;
+using System;
+using System.Runtime.InteropServices;
+
+internal partial class Interop
+{
+    internal partial class Kernel32
+    {
+        [StructLayout(LayoutKind.Sequential)]
+        internal struct SECURITY_ATTRIBUTES
+        {
+            internal uint nLength;
+            internal IntPtr lpSecurityDescriptor;
+            internal BOOL bInheritHandle;
+        }
+    }
+}