dcl               714 http/modules/ngx_http_range_filter_module.c     ngx_chain_t       *out, *hcl, *rcl, *dcl, **ll;
dcl               796 http/modules/ngx_http_range_filter_module.c         dcl = ngx_alloc_chain_link(r->pool);
dcl               797 http/modules/ngx_http_range_filter_module.c         if (dcl == NULL) {
dcl               801 http/modules/ngx_http_range_filter_module.c         dcl->buf = b;
dcl               805 http/modules/ngx_http_range_filter_module.c         rcl->next = dcl;
dcl               806 http/modules/ngx_http_range_filter_module.c         ll = &dcl->next;