ngx_http_log_error   57 http/ngx_http_request.c static u_char *ngx_http_log_error(ngx_log_t *log, u_char *buf, size_t len);
ngx_http_log_error  198 http/ngx_http_request.c     c->log->handler = ngx_http_log_error;
ngx_http_log_error 2703 http/ngx_http_request.c     c->log->handler = ngx_http_log_error;