new file mode 100644
--- /dev/null
+++ b/src/core/ngx_garbage_collector.h
@@ -0,0 +1,24 @@
+#ifndef _NGX_GARBAGE_COLLECTOR_H_INCLUDED_
+#define _NGX_GARBAGE_COLLECTOR_H_INCLUDED_
+
+
+typedef struct ngx_gc_s  ngx_gc_t;
+
+typedef int (*ngx_gc_handler_pt) (ngx_gc_t *ctx, ngx_str_t *name,
+                                  ngx_dir_t *dir);
+
+
+struct ngx_gc_s {
+    ngx_path_t         *path;
+    u_int               deleted;
+    off_t               freed;
+    ngx_gc_handler_pt   handler;
+    ngx_log_t          *log;
+};
+
+
+int ngx_garbage_collector_temp_handler(ngx_gc_t *ctx, ngx_str_t *name, 
+                                       ngx_dir_t *dir);
+
+
+#endif /* _NGX_GARBAGE_COLLECTOR_H_INCLUDED_ */