treat chars as unsigned
treat chars as unsigned

diku-kmc/kleenexlang,diku-kmc/kleenexlang,diku-kmc/repg,diku-kmc/repg,diku-kmc/kleenexlang,diku-kmc/repg,diku-kmc/repg,diku-kmc/kleenexlang,diku-kmc/kleenexlang,diku-kmc/kleenexlang,diku-kmc/repg,diku-kmc/repg