<PackageReference Include="System.Drawing.Common" Version="11.0.0-preview.1.26104.118" />

System.DisposableBase

abstract class DisposableBase : IDisposable
Base class for implementing IDisposable with double disposal protection.
namespace System { internal abstract class DisposableBase : IDisposable { public abstract class Finalizable : DisposableBase { protected Finalizable(); } protected bool Disposed { get; } protected abstract void Dispose(bool disposing); public void Dispose(); protected DisposableBase(); } }