+dnl Check for OCaml (optional, for OCaml bindings).
+AC_PROG_OCAML
+AC_PROG_FINDLIB
+AM_CONDITIONAL([HAVE_OCAML],[test "x$OCAMLC" != "xno" -a "x$OCAMLFIND" != "xno"])
+
+dnl Check for Perl (optional, for Perl bindings).
+dnl XXX This isn't quite right, we should check for devel libraries.
+AC_CHECK_PROG([PERL],[perl],[perl],[no])
+AM_CONDITIONAL([HAVE_PERL],[test "x$PERL" != "xno"])
+
+dnl Check for Python (optional, for Python bindings).
+dnl XXX This isn't quite right, we should check for devel libraries.
+AC_CHECK_PROG([PYTHON],[python],[python],[no])
+AM_CONDITIONAL([HAVE_PYTHON],[test "x$PYTHON" != "xno"])
+