--- components.h.orig	2012-03-12 10:08:24.176473825 +0100
+++ components.h	2012-03-12 10:08:39.736473329 +0100
@@ -215,6 +215,7 @@
 {
 public:
   ds1742();
+  ~ds1742() throw () {}
 
 private:
   bus::status read_7f8(host_int_4 addr, host_int_1& data);