Entries were added to `vm-imap-retrieved-messages' recently (14 Dec). So, it is very much being used in IMAP folder code.
A search shows it being used in `vm-imap-get-synchronization-data' and `vm-imap-expunge-remote-messages'.
Entries were added to `vm-imap- retrieved- messages' recently (14 Dec). So, it is very much being used in IMAP folder code.
A search shows it being used in `vm-imap- get-synchroniza tion-data' and `vm-imap- expunge- remote- messages' .