--- a/SConstruct	Mon Dec 18 11:39:48 2006 +0100
+++ b/SConstruct	Mon Dec 18 13:17:08 2006 +0100
@@ -18,6 +18,7 @@
 core.add_sources([
     'reference-list-test.cc',
     'callback-test.cc',
+    'ptr.cc',
     'test.cc'
     ])
 env = Environment()
@@ -37,6 +38,7 @@
     'system-wall-clock-ms.h',
     'reference-list.h',
     'callback.h',
+    'ptr.h',
     'test.h'
     ])