This is the default example configuration of authn_file.load provided by Apache. This config file was generated by Apache running on Debian 9.
It is located under: /etc/apache2/mods-enabled/authn_file.load
LoadModule authn_file_module /usr/lib/apache2/modules/mod_authn_file.so
Download the raw file with wget or curl
wget -O authn_file.load.example http://exampleconfig.com/static/raw/apache/debian9/etc/apache2/mods-enabled/authn_file.load
curl http://exampleconfig.com/static/raw/apache/debian9/etc/apache2/mods-enabled/authn_file.load > authn_file.load.example
Other config files you might find useful