ifree
unsigned long ifree, lfree, nkeys;
nkeys = ifree = lfree = 0;
ifree += h->upper - h->lower;
((double)(pinternal - ifree) / pinternal) * 100,
pinternal - ifree, ifree);
ifree(pt);
ifree(info);
ifree(vp);
ifree(ptr);
ifree(ptr);
static void ifree(void *ptr);
ifree(delay_free);
ifree(pp);
ifree(ptr);