(nnimap-sequence): Add comment

* lisp/gnus/nnimap.el (nnimap-sequence): Add comment.

diff --git a/lisp/gnus/nnimap.el b/lisp/gnus/nnimap.el
index 65d40eba6986720079a0ff65dd9d077520f3c082..0d85a29ff2ff971d7ee924680aadfa39f0f37ce8 100644 (file)
--- a/lisp/gnus/nnimap.el
+++ b/lisp/gnus/nnimap.el
@@ -1865,6 +1865,8 @@ Return the server's response to the SELECT or EXAMINE command."
        (setq nnimap-connection-alist (delq entry nnimap-connection-alist))
        nil))))
 
+;; Leave room for `open-network-stream' to issue a couple of IMAP
+;; commands before nnimap starts.
 (defvar nnimap-sequence 5)
 
 (defun nnimap-send-command (&rest args)