strlist__nr_entries
size_t nr_used = 0, nr_allocated = strlist__nr_entries(trace->ev_qualifier);
ret = strlist__nr_entries(entry->tevlist);
ret = strlist__nr_entries(entry->tevlist);
if (list && strlist__nr_entries(list) == 1) {
if (strlist__nr_entries(tips) == 0)
node = strlist__entry(tips, random() % strlist__nr_entries(tips));