--- Zope-2.7.2-0.orig/lib/Components/initgroups/initgroups.c	2004-08-05 11:24:52.000000000 +0200
+++ Zope-2.7.2-0/lib/Components/initgroups/initgroups.c	2004-08-05 11:27:21.000000000 +0200
@@ -23,11 +23,14 @@
 initgroups_initgroups(PyObject *self, PyObject *args)
 {
 	char *username;
+	unsigned int igid;
 	gid_t gid;
 
-	if (!PyArg_ParseTuple(args, "sl:initgroups", &username, &gid))
+	if (!PyArg_ParseTuple(args, "sI:initgroups", &username, &igid))
 		return NULL;
 
+	gid = igid;
+
 	if (initgroups(username, gid) == -1)
 		return PyErr_SetFromErrno(PyExc_OSError);