Problem compiling an extension with MS Visual C++ Toolkit 2003

[Andreas]

Extension:
---------------
pyshapelib 0.3 with Python 2.4

Problem:
-------------
D:\Python24\Lib\site-packages\shapelib\setup>pytest.py
Traceback (most recent call last):
  File "D:\Python24\Lib\site-packages\shapelib\setup\pytest.py", line
1, in ?
    import shapelib, dbflib, shptree
  File "D:\Python24\Lib\site-packages\shapelib\setup\shapelib.py", line
2, in ?
    import shapelibc
ImportError: DLL load failed: Das angegebene Modul wurde nicht
gefunden.
Windows Message: MSVCR80.dll not found.

Informations:
------------------
.NET Framework runtime and associated files are installed.

.NET Framework SDK installed.

Windows SDK installed.

Visual C++ Toolkit 2003 installed.

msvccompiler.py edited. Key on my machine is
...\MicrosoftSDK\InstalledSDKs\8F9E5EF3-A9A5-491B-A889-C58EFFECE8B3.

vcvars32.bat edited.

>python setup.py build
 running build
 running build_py
 creating build
 creating build\lib.win32-2.4
 copying shapelib.py -> build\lib.win32-2.4
 copying dbflib.py -> build\lib.win32-2.4
 running build_ext
 building 'shapelibc' extension
 creating build\temp.win32-2.4
 creating build\temp.win32-2.4\Release
 ...
 cl.exe seems to be o.k.
 ...
 ... Toolkit 2003\bin\link.exe ... ... shapelibc.pyd ... shapelibc.lib
...
==>
MSVCRT.lib(crtdll.obj) : warning LNK4229:
invalid directive '/manifestdependency:type='win32'
name='Microsoft.VC80.CRT'
version='8.0.50608.0'
processorArchitecture='x86'
publicKeyToken='1fc8b3b9a1e18e3b'' encountered; ignored
<==
...
>python setup.py install
 running install
 running build
 running build_py
 running build_ext
 running install_lib
 copying build\lib.win32-2.4\shapelibc.pyd ->
D:\Python24\Lib\site-packages
 copying build\lib.win32-2.4\shptree.pyd ->
D:\Python24\Lib\site-packages
 copying build\lib.win32-2.4\dbflibc.pyd ->
D:\Python24\Lib\site-packages

Question:
--------------
Has anyone an idea ?

Thanks,
Andreas