PORT: Add Pyramid DC/OSx support to configuration mechanism.

Submitted by: Earle Ake <akee@wpdiss1.wpafb.af.mil>
Fixed by: Ralf S. Engelschall


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@82146 13f79535-47bb-0310-9956-ffa450edef68