Once you have compiled and installed Orchids, you can tune the way it behaves by editing configuration files.  They will be in /usr/local/etc/orchids/, assuming Orchids was installed in /usr/local/, its default location.  Let us create a shell variable for this:

export OCONF=/usr/local/etc/orchids

The configuration files are:

If you wish to create a package, you should change $OCONF to something more relevant, and you should also edit the .conf.dist files, not the .conf files.  See the package building pages.