Changelog for gambit-doc-4.9.4-2.1.noarch.rpm :

* Thu Jan 19 2023 Anton Shvetz - Define %make_build for systems which do not support this macro
* Tue Jun 14 2022 Anton Shvetz - Update to v4.9.4
* Fri Oct 08 2021 Anton Shvetz - Initial packaging with v4.9.3