ngx_http_degraded 96 http/modules/ngx_http_degradation_module.c if (dlcf->degrade && ngx_http_degraded(r)) { ngx_http_degraded 267 http/modules/ngx_http_gzip_filter_module.c if (clcf->gzip_disable_degradation && ngx_http_degraded(r)) { ngx_http_degraded 146 http/ngx_http.h ngx_uint_t ngx_http_degraded(ngx_http_request_t *);