Changelog for ruby2.6-rubygem-ruby-progressbar-doc-1.9.0-lp150.3.1.x86_64.rpm :

* Sat Jan 19 2019 Marcus Rueckert - rb_build_ruby_abi needs to be rb_build_ruby_abis
* Fri Jan 18 2019 Marcus Rueckert - use rb_build_ruby_abi instead of rb_default_ruby_abi
* Thu Jun 21 2018 mrueckertAATTsuse.de- initial package