[CentOS] rhel/centos alternative to logwatch?

>Have you tried editing the files in
>
>/usr/share/logwatch/default.conf/services/
>
>or
>
>/usr/share/logwatch/default.conf/ignore.conf
>
>?

Obvisouly not:) And I hope not either...
Facilities are provided just for this in /etc/logwatch.

The location you refer to will get over written on an update...