Merge r1513492 from trunk:

follow up to r1513454: fill in missing log number
Submitted by: trawick
Reviewed/backported by: jim

  * util_fcgi API to 2.4.x (allows mod_proxy_fcgi to be kept in sync, along
        with other less important reasons)
            trunk: http://svn.apache.org/r1513454 and http://svn.apache.org/r1513492
                2.4.x: copy server/util_fcgi.c and include/util_fcgi.h, then apply
                           http://people.apache.org/~trawick/patch-after-copying-util_fcgi-splat.txt
                               +1: trawick, jim, chrisd



git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1526598 13f79535-47bb-0310-9956-ffa450edef68