After doing a "make distclean" and reconfiguring, "make all" fails with the following:
gmake[2]: Entering directory `/usr/home/mgiovann/src/ocamlnet-3.3.3/src/netstring'
camlp4 pa_o.cmo pa_op.cmo pr_o.cmo -impl netdate.mlp > netdate.ml
ocamlfind ocamlc -g -I ../../src/netsys -package "pcre bigarray unix" -c netdb.mli
sed -e 's|@NET_DB_DIR@|/usr/local/lib/ocaml/site-lib/netstring|' netdb.mlp >netdb.ml
sed -e 's/@VERSION@/3.3.3/' netconst.mlp >netconst.ml
gmake[2]: *** No rule to make target `netglob_lex.ml', needed by `realgenerate'. Stop.
gmake[2]: Leaving directory `/usr/home/mgiovann/src/ocamlnet-3.3.3/src/netstring'
gmake[1]: *** [generate] Error 2
gmake[1]: Leaving directory `/usr/home/mgiovann/src/ocamlnet-3.3.3/src/netstring'
gmake: *** [all] Error 2
No longer applies to dev version (no camlp4 anymore)