term% ./8.out -f /imap/postoffice.srv.cs.cmu.edu
<- * OK postoffice.srv.cs.cmu.edu Cyrus IMAP4 v1.5.2 server ready
-> 9X1 LOGIN swasey ***************
<- 9X1 OK User logged in
-> 9X2 SELECT Inbox
<- * FLAGS (\Answered \Flagged \Draft \Deleted \Seen)
<- * OK [PERMANENTFLAGS (\Answered \Flagged \Draft \Deleted \Seen \*)]
<- * 0 EXISTS
<- * 0 RECENT
<- * OK [UIDVALIDITY 1031763467]
<- 9X2 OK [READ-WRITE] Completed
-> 9X3 STATUS Inbox (MESSAGES UIDVALIDITY)
<- * STATUS Inbox (MESSAGES 0 UIDVALIDITY 1031763467)
<- 9X3 OK Completed
-> 9X4 UID FETCH 1:* UID
./8.out: opening mailbox: i/o error
term%