backport r1817908 which fixes some example (see PR 61650) + make some cosmetic...

backport r1817908 which fixes some example (see PR 61650) + make some cosmetic changes (r1832294 in trunk)

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1832295 13f79535-47bb-0310-9956-ffa450edef68