Add license banner to source. (#59586)

2 files changed, 5 insertions, 1 deletions

diff --git a/src/libraries/System.Runtime.InteropServices/tests/Ancillary.Interop/MarshalEx.cs b/src/libraries/System.Runtime.InteropServices/tests/Ancillary.Interop/MarshalEx.cs
index 4260b311ac0..8bd0b2fd564 100644
--- a/src/libraries/System.Runtime.InteropServices/tests/Ancillary.Interop/MarshalEx.cs
+++ b/src/libraries/System.Runtime.InteropServices/tests/Ancillary.Interop/MarshalEx.cs
@@ -1,3 +1,5 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics.CodeAnalysis;
 using System.Reflection;
diff --git a/src/libraries/System.Runtime.InteropServices/tests/Ancillary.Interop/SpanMarshallers.cs b/src/libraries/System.Runtime.InteropServices/tests/Ancillary.Interop/SpanMarshallers.cs
index dccfa6a23ad..453259feeda 100644
--- a/src/libraries/System.Runtime.InteropServices/tests/Ancillary.Interop/SpanMarshallers.cs
+++ b/src/libraries/System.Runtime.InteropServices/tests/Ancillary.Interop/SpanMarshallers.cs
@@ -1,3 +1,5 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 using System.Runtime.CompilerServices;
@@ -390,4 +392,4 @@ namespace System.Runtime.InteropServices.GeneratedMarshalling
             Marshal.FreeCoTaskMem((IntPtr)_allocatedMemory);
         }
     }
-}
\ No newline at end of file
+}