Oops, not only the Popt versions were wrong, the resources were also short.
diff --git a/Mac/Tools/CGI/BuildCGIApplet.rsrc b/Mac/Tools/CGI/BuildCGIApplet.rsrc
index 97184b7..9b76479 100644
--- a/Mac/Tools/CGI/BuildCGIApplet.rsrc
+++ b/Mac/Tools/CGI/BuildCGIApplet.rsrc
Binary files differ
diff --git a/Mac/Tools/CGI/PythonCGISlave.rsrc b/Mac/Tools/CGI/PythonCGISlave.rsrc
index aaf6fe3..8394732 100644
--- a/Mac/Tools/CGI/PythonCGISlave.rsrc
+++ b/Mac/Tools/CGI/PythonCGISlave.rsrc
Binary files differ