Listing 1. xdm-config
DisplayManager.errorLogFile:/var/log/xdm-errors
DisplayManager.pidFile: /var/run/xdm-pid
DisplayManager.keyFile: /etc/X11/xdm/xdm-keys
DisplayManager.servers: /etc/X11/xdm/Xservers
DisplayManager.accessFile: /etc/X11/xdm/Xaccess
DisplayManager.willing: su nobody -c /etc/X11/xdm/Xwilling
DisplayManager*resources: /etc/X11/xdm/Xresources
DisplayManager*session: /etc/X11/xdm/Xsession
DisplayManager*authComplain: false
! Comment out this line if you want to manage
! X terminals with xdm
! SECURITY: This means we will be listening on
! port 177 for XDMCP CHOOSER requests.
#DisplayManager.requestPort: 0