made the client fall back on port 504 if there's no /etc/services entry
drwxr-xr-x - CVSROOT
drwxr-xr-x - citadel
drwxr-xr-x - daphne
drwxr-xr-x - gcit
drwxr-xr-x - libCxClient
drwxr-xr-x - shaggy
drwxr-xr-x - webcit
drwxr-xr-x - wincit