example-config: Updated tb-extra-mailbox-sep comment.

diff --git a/doc/example-config/conf.d/20-imap.conf b/doc/example-config/conf.d/20-imap.conf
index 99f7833998452e8eebf06da8fcade66ce4e896bc..1a459f8e44d7b033b07bccf5889bd4e1d1d0b0a9 100644 (file)
--- a/doc/example-config/conf.d/20-imap.conf
+++ b/doc/example-config/conf.d/20-imap.conf
@@ -45,9 +45,9 @@ protocol imap {
   #     breaks even with this workaround if synchronization is set to
   #     "Headers Only".
   #   tb-extra-mailbox-sep:
-  #     With mbox storage a mailbox can contain either mails or submailboxes,
-  #     but not both. Thunderbird separates these two by forcing server to
-  #     accept '/' suffix in mailbox names in subscriptions list.
+  #     Thunderbird gets somehow confused with LAYOUT=fs (mbox and dbox) and
+  #     adds extra '/' suffixes to mailbox names. This option causes Dovecot to
+  #     ignore the extra '/' instead of treating it as invalid mailbox name.
   #   tb-lsub-flags:
   #     Show \Noselect flags for LSUB replies with LAYOUT=fs (e.g. mbox).
   #     This makes Thunderbird realize they aren't selectable and show them