hfsc_nextclass
cl = hfsc_nextclass(cl), n++)
for (n = 0; cl != NULL && n < nclasses; cl = hfsc_nextclass(cl), n++) {
for (; cl != NULL; cl = hfsc_nextclass(cl)) {
for (cl = hif->hif_rootclass; cl != NULL; cl = hfsc_nextclass(cl))
static struct hfsc_class *hfsc_nextclass(struct hfsc_class *);