Sorry again I just found there's no speciic module to use, it's in "guile", punching it at the promtp just works Il giorno 22 febbraio 2012 15:24, Catonano ha scritto: > I beg your pardon, people. > > I can't remember where in the manual are the instructions to use unix > command from scheme > > I saw something like (System "ls") or something, but I can't find it now > > Thanks for any hint > >