<PackageReference Include="System.Configuration.ConfigurationManager" Version="10.0.0-rc.1.25451.107" />

System.Configuration.ConfigurationFileMap

Defines the configuration file mapping for the machine configuration file.
namespace System.Configuration { public class ConfigurationFileMap : ICloneable { public string MachineConfigFilename { get; set; } public ConfigurationFileMap(); public ConfigurationFileMap(string machineConfigFilename); public virtual object Clone(); } }