Cleanup more of the Apache configuration. This removes all of the shared

memory checks, because Apache relies completely on APR for shared memory
support.  In doing this, we also need to know how APR/MM are providing
our shared memory (ie file or memory) that requires the change made to
APR's configure script that was just committed.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@85501 13f79535-47bb-0310-9956-ffa450edef68