<PackageReference Include="System.Drawing.Common" Version="11.0.0-preview.2.26159.112" />
Windows.Win32.System.Com.IUnknown
namespace Windows.
Win32.
System.
Com
{
internal struct IUnknown :
IComIID
{
public unsafe HRESULT QueryInterface(
Guid*
riid,
void**
ppvObject);
public uint AddRef();
public uint Release();
}
}