Due to the order of inclusion, it isn't feasible to move this check

to conf.h.  So, reverse this part of my last patch.  The whole DLFCN
thing could be moved to conf.h, but I will leave that for another battle.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@80419 13f79535-47bb-0310-9956-ffa450edef68