<PackageReference Include="System.Drawing.Common" Version="9.0.10" />

RECTL

struct RECTL
using System.CodeDom.Compiler; namespace Windows.Win32.Foundation { [GeneratedCode("Microsoft.Windows.CsWin32", "0.3.106+a37a0b4b70")] internal struct RECTL { internal int left; internal int top; internal int right; internal int bottom; } }