* domain.c: use qsort() to sort MX records by preference. Why have a
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