imap_munge_mbox_name (mbox, sizeof (mbox), mailbox);
snprintf (buf, sizeof (buf), "APPEND %s (%s%s%s%s%s) {%lu}", mbox,
msg->flags.read ? "\\Seen" : "",
imap_munge_mbox_name (mbox, sizeof (mbox), mailbox);
snprintf (buf, sizeof (buf), "APPEND %s (%s%s%s%s%s) {%lu}", mbox,
msg->flags.read ? "\\Seen" : "",