/usr/share/dbus-1/services/us.kirkland.terminals.byobu.service is in byobu 5.125-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 | [D-BUS Service]
Name=us.kirkland.terminals.byobu
Exec=/usr/lib/gnome-terminal/gnome-terminal-server --app-id us.kirkland.terminals.byobu
|