* Read from /etc/fetchmailrc before ~/.fetchmailrc?
* Do is_host_alias checks by comparing IP addresses rather than names?
* Make the antispam response configurable.
+* Handle multi-homed hosts correctly.
Other TO-DO items:
* not respond to the request for a UID listing.
*
* Each time a message is fetched, we can check its UID against the
- * `oldsaved' list to see if it is old. If not, it should be downloaded
- * (and possibly deleted). It should be downloaded anyway if --all
- * is on. It should not be deleted if --keep is on.
+ * `oldsaved' list to see if it is old.
*
- * Each time a message is deleted, we mark its id UID_DELETED from the
+ * Each time a message is deleted, we mark its id UID_DELETED in the
* `newsaved' member. When we want to assert that an expunge has been
* done on the server, we call expunge_uid() to register that all
* deleted messages are gone by marking them UID_EXPUNGED.