OR_UNSET          110 server/core.c      conf->override = dir ? OR_UNSET : OR_UNSET|OR_ALL;
OR_UNSET          258 server/core.c      if (!(new->override & OR_UNSET)) {
OR_UNSET         1402 server/core.c          d->override &= ~OR_UNSET;
OR_UNSET          443 server/request.c     if (!(this_dir->override & OR_UNSET)) {