ppr               134 http/ngx_http_postpone_filter_module.c     ngx_http_postponed_request_t  *pr, **ppr;
ppr               143 http/ngx_http_postpone_filter_module.c         ppr = &pr->next;
ppr               146 http/ngx_http_postpone_filter_module.c         ppr = &r->postponed;
ppr               154 http/ngx_http_postpone_filter_module.c     *ppr = pr;