Folloup on r1201161: New MaxMemFree was meant

to be 2048, not 4096.

Backport of r1201202 from trunk.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1201203 13f79535-47bb-0310-9956-ffa450edef68