let interactive = !Sys.interactive;;
Sys.interactive := false;; (*Pretend to be in non-interactive mode*)
#use "topfind";;
Sys.interactive := interactive;; (*Return to regular interactive mode*)

Toploop.use_silently 
             Format.err_formatter (Filename.concat (Findlib.package_directory 
             "batteries") "battop.ml");;

