Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

mcs/errors/CS1993-corlib.cs

@@ -0,0 +1,64 @@
+//
+// The minimal mscorlib implementation
+//
+
+namespace System
+{
+	public partial class Object {}
+
+	public partial struct Byte {}
+	public partial struct Int16 {}
+	public partial struct Int32 {}
+	public partial struct Int64 {}
+	public partial struct Single {}
+	public partial struct Double{}
+	public partial struct Char {}
+	public partial struct Boolean {}
+	public partial struct SByte {}
+	public partial struct UInt16 {}
+	public partial struct UInt32 {}
+	public partial struct UInt64 {}
+	public partial struct IntPtr {}
+	public partial struct UIntPtr {}
+	public partial struct Decimal { }
+	public partial class String { }
+	public partial class Delegate {}
+	public partial class MulticastDelegate {}
+	public partial class Array {}
+	public partial class Exception {}
+	public partial class Type {}
+	public partial class ValueType {}
+	public partial class Enum {}
+	public partial class Attribute {}
+	public partial struct Void {}
+	public partial class ParamArrayAttribute {}
+	public partial class DefaultMemberAttribute {}
+	public partial struct RuntimeTypeHandle {}
+	public partial struct RuntimeFieldHandle {}
+
+	public partial interface IDisposable {}
+
+	public delegate void Action ();
+}
+	
+namespace System.Runtime.InteropServices
+{
+	public partial class OutAttribute {}
+}
+		
+
+namespace System.Collections
+{
+	public partial interface IEnumerable {}
+	public partial interface IEnumerator {}
+}
+
+namespace System.Reflection
+{
+	public partial class DefaultMemberAttribute {}
+}
+
+namespace System.Runtime.CompilerServices
+{
+	public class ExtensionAttribute : Attribute {}
+}