OPT_NONE          109 server/core.c      conf->opts_add = conf->opts_remove = OPT_NONE;
OPT_NONE         1299 server/core.c              *opts = OPT_NONE;
OPT_NONE         1328 server/core.c              opt = OPT_NONE;
OPT_NONE         1423 server/core.c                d->opts = OPT_NONE;
OPT_NONE         1452 server/core.c              opt = OPT_NONE;