a prelimiary proxy cache support
diff --git a/src/core/ngx_palloc.h b/src/core/ngx_palloc.h
index c31db93..f9d5216 100644
--- a/src/core/ngx_palloc.h
+++ b/src/core/ngx_palloc.h
@@ -82,6 +82,7 @@
 
 
 ngx_pool_cleanup_t *ngx_pool_cleanup_add(ngx_pool_t *p, size_t size);
+void ngx_pool_run_cleanup_file(ngx_pool_t *p, ngx_fd_t fd);
 void ngx_pool_cleanup_file(void *data);
 void ngx_pool_delete_file(void *data);