task.h
 include/xgboost/tree_model.h
 include/xgboost/tree_updater.h
 include/xgboost/version_config.h
+include/xgboost/windefs.h
 lib/cmake/xgboost/XGBoostTargets-%%CMAKE_BUILD_TYPE%%.cmake
 lib/cmake/xgboost/XGBoostTargets.cmake
 lib/cmake/xgboost/xgboost-config-version.cmake