Split _vmLibDirInJdk into _vmLibDirInJdk and _vmCfgInJdk to account for Windows jdk layout In _runInDebugShell, use the platform's encoding for reading from the console In _runInDebugShell, be able use the return code from the process to check for success, use this for the windows build

// A simple interface, to allow an unknown foreign call from a class
// loaded with LOADER1 to a class loaded with LOADER2.
public interface IFace {
  public many_loader[] gen();
}