https://bugzilla.redhat.com/show_bug.cgi?id=845934
--- Comment #31 from Robin Lee robinlee.sysu@gmail.com --- Since the IBPP library is not considered non-free, you may need to reproduce the tarball flowing http://fedoraproject.org/wiki/Packaging:SourceURL#When_Upstream_uses_Prohibi...
wt-devel installs a file to %{_datadir}/cmake/Modules/, so it should require cmake.