string_upper
string_upper(sender, sender);
string_upper(key, table[i].key);
string_upper(prefix_name, prefix_name);
string_upper(p, p);
string_upper(sep, sep);
string_upper(label, data->label);
string_upper(regulator->supply_name_upper, supply_name);
string_upper(host_addr, host_addr);
string_upper(dst, s);