dd "UNSIGNED OCTETS(C*) ", unpack "C0C*", $unicode_string.$unicode_string;
dd "UNSIGNED OCTETS(C*) ", unpack "U0C*", $unicode_string.$unicode_string;
__END__
("UNSIGNED OCTETS(C*) ", 12354, 12354)
("UNSIGNED OCTETS(C*) ", 227, 129, 130, 227, 129, 130)