Configuration suite changes:

  (1) No longer default OPTIM to -O2 (or anything)
  (2) When doing the sanity check, have TestCompile display error
      messages. Add -v and -s flags to make TestCompile always/never
      display stderr


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@78893 13f79535-47bb-0310-9956-ffa450edef68