anchor.diff:      '/usr/bin/env', 'xcrun', 'xcodebuild', '-target', 'Runner', '-configuration', 'Release'
     ];
   
  -  if (isDevice) {
  +  if (buildForDevice) {
       commands.addAll(<String>['-sdk', 'iphoneos', '-arch', 'arm64']);
     } else {
       commands.addAll(<String>['-sdk', 'iphonesimulator', '-arch', 'x86_64']);
  
positive.code:     printTrace('Building ${app.name} for $id');
  
      // Step 1: Install the precompiled application if necessary
      bool buildResult = await _buildIOSXcodeProject(app, true);
      if (!buildResult) {
        printError('Could not build the precompiled application for the device');
        return false;
  
negative.code:   for (Map<String, String> service in services) {
      String frameworkUrl = service['framework'];
      service['framework-path'] = await getServiceFromUrl(
        frameworkUrl, service['root'], service['name'], unzip: true
      );
    }
  }
  
  