Merge r1069785 from trunk:

* Play safe if the notes table does not contain an SSL_connect_rv key.
Submitted by: rpluem
Reviewed by: rpluem, covener, sf


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.2.x@1070401 13f79535-47bb-0310-9956-ffa450edef68