if(WIN32)

  ExternalProject_Add(project_win_zlib
    URL ${ZLIB_DOWNLOAD_URL_WIN}
    UPDATE_COMMAND "" # Disable update
    BUILD_IN_SOURCE 1
    CONFIGURE_COMMAND ""
    BUILD_COMMAND ""
    INSTALL_COMMAND ${CMAKE_COMMAND} -E copy_directory lib ${CMAKE_INSTALL_PREFIX}/${NG_INSTALL_DIR_LIB}
	    COMMAND ${CMAKE_COMMAND} -E copy_directory bin ${CMAKE_INSTALL_PREFIX}/${NG_INSTALL_DIR_BIN}
	    COMMAND ${CMAKE_COMMAND} -E copy_directory include ${CMAKE_INSTALL_PREFIX}/${NG_INSTALL_DIR_INCLUDE}
    LOG_DOWNLOAD 1
    )


  list(APPEND NETGEN_DEPENDENCIES project_win_zlib)
endif(WIN32)