diff -r 31a43d94cc26 -r 851de24ecb61 include/File.h
--- a/include/File.h	Sun Sep 20 15:14:12 2009 -0700
+++ b/include/File.h	Sun Sep 20 21:25:47 2009 -0700
@@ -89,6 +89,8 @@
     
 private:
     static int _open (const char *filename, int posixMode)  throw(Error);
+    static ssize_t _check (ssize_t result)  throw(Error)    {_check((int)result); return result;}
+    static off_t _check (off_t result)  throw(Error)    {_check((int)result); return result;}
     static int _check (int result)  throw(Error);
     static void _checkRead (ssize_t result, size_t expectedSize)  throw(Error);
     bool _lock (bool block);