Provide an ap_set_deprecated() fn for quick-and-dirty 'we don't do this'
  entries in the command table.

  (Also fixes a nit about returning a single bit of an apr_int_64 as an int.
  Know how this group loves !! expresssions :)


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@89896 13f79535-47bb-0310-9956-ffa450edef68