Changelog for ocaml-ocamlbuild-devel-0.9.3-6.fc26.i686.rpm :

* Sat Feb 11 2017 Fedora Release Engineering - 0.9.3-6- Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
* Fri Nov 04 2016 Richard W.M. Jones - 0.9.3-5- New package, ocamlbuild used to be part of ocaml.