* see: modperl_hash_handlers in modperl_mgv.c
modperl_handler_t *modperl_handler_new(apr_pool_t *p, const char *name){    modperl_handler_t *handler =         (modperl_handler_t *)apr_pcalloc(p, sizeof(*handler));    switch (*name) {      case '+':        ++name;        MpHandlerAUTOLOAD_On(handler);        break;      case '-':        ++name;        /* XXX: currently a noop; should disable autoload of given handler         * if PerlOptions +AutoLoad is configured         */        MpHandlerAUTOLOAD_Off(handler);        break;    }    handler->name = name;    MP_TRACE_h(MP_FUNC, "[%s] new handler %s\n",               modperl_pid_tid(p), handler->name);    return handler;}