On Oct 17, 9:31 am, Mauricio Fernandez <m... / acm.org> wrote: > rocaml allows you to write Ruby extensions in Objective Caml. <snip> I grabbed the latest and greatest Ocaml tarball and installed it. However, when I try to install rocaml I get this: sh: camlp5: not found *** extconf.rb failed *** I have no camlp5 in /usr/local/bin. I have camlp4, however, and the comments in rocaml_extconf.rb suggest that either should suffice. What should I do? Thanks, Dan