extra\ex .....\ex.c .....\ex.hex .....\ex.lnp .....\ex.LST .....\ex.M51 .....\ex.OBJ .....\ex.Opt .....\ex.plg .....\ex.Uv2 .....\ex.__i .....\ex_Opt.Bak .....\ex_Uv2.Bak .....\STARTUP.A51 .....\STARTUP.LST .....\STARTUP.OBJ extra