negative         2321 http/modules/ngx_http_ssi_filter_module.c     ngx_uint_t    negative, noregex, flags;
negative         2396 http/modules/ngx_http_ssi_filter_module.c         negative = 0;
negative         2400 http/modules/ngx_http_ssi_filter_module.c         negative = 1;
negative         2489 http/modules/ngx_http_ssi_filter_module.c     if ((rc == 0 && !negative) || (rc != 0 && negative)) {