NUM_ENTRIES
max_num = min(req_si->sn_num, min(NUM_ENTRIES, max_num));
max_num = min(req_si->sn_num, min(NUM_ENTRIES, max_num));
if ((buf.buf = malloc((num_entries > 0 ? num_entries : NUM_ENTRIES) *
num = num_entries > 0 ? num_entries : NUM_ENTRIES;