Teach the Windows installer about the _test module.
diff --git a/PCbuild/python20.wse b/PCbuild/python20.wse
index 1426940..b5c89f6 100644
--- a/PCbuild/python20.wse
+++ b/PCbuild/python20.wse
@@ -692,6 +692,11 @@
   Flags=0000000000000010
 end
 item: Install File
+  Source=%_SRC_%\PCbuild\_test.pyd
+  Destination=%MAINDIR%\DLLs\_test.pyd
+  Flags=0000000000000010
+end
+item: Install File
   Source=%_SRC_%\PCbuild\_tkinter.pyd
   Destination=%MAINDIR%\DLLs\_tkinter.pyd
   Flags=0000000000000010
@@ -756,6 +761,11 @@
   Flags=0000000000000010
 end
 item: Install File
+  Source=%_SRC_%\PCbuild\_test.lib
+  Destination=%MAINDIR%\libs\_test.lib
+  Flags=0000000000000010
+end
+item: Install File
   Source=%_SRC_%\PCbuild\_tkinter.lib
   Destination=%MAINDIR%\libs\_tkinter.lib
   Description=Extension modules