depends on the camlp4 language and labltk ocaml modules, which are
now in separate ports.
- Update x11-toolkits/ocaml-lablgtk2 to 2.18.3
- Update graphics/ocaml-lablgl to 1.05
- Make unison ports use USE_OCAML
- Convert ports to the new flags where needed
- Bump PORTREVISION on ports depending on ocaml-lablgtk2, those need to be rebuilt
PR: 199845
Submitted by: jbeich@
Differential Revision: https://reviews.freebsd.org/D2434
Approved by: portmgr (mat)