Various source cleanups to APACI's configure script, especially to finish the

.X -> xX transition (ohhhh my nice dots... :) where Jim has forgotten some
instances when he converted the source in the past...


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@83093 13f79535-47bb-0310-9956-ffa450edef68