pymactoolbox.h contains protoypes for all externally visible toolbox module
functions. Include it in stead of duplicating the declarations everywhere. Also
cleaned up toolbox module exports, and got rid of resNotFound error.
diff --git a/Mac/Modules/macfsmodule.c b/Mac/Modules/macfsmodule.c
index 048b243..fa832f3 100644
--- a/Mac/Modules/macfsmodule.c
+++ b/Mac/Modules/macfsmodule.c
@@ -854,6 +854,7 @@
 	return (PyObject *)newmfsaobject((AliasHandle)h);
 }
 
+#ifndef TARGET_API_MAC_CARBON
 static PyObject *
 mfs_GetDirectory(self, args)
 	PyObject *self;	/* Not used */
@@ -869,6 +870,7 @@
 	ok = PyMac_GetDirectory(&fsdir, prompt);
 	return Py_BuildValue("(Oi)", newmfssobject(&fsdir), ok);
 }
+#endif
 
 static PyObject *
 mfs_FindFolder(self, args)