void to_uppercase(string &str)
string to_uppercase(const std::string &str)
void to_uppercase(string &str){	for(string::iterator X = str.begin(); X != str.end(); ++X)	{#if (defined(BEOS) || defined(OPENBSD) || defined(CYGWIN) || defined(__MORPHOS__))		if ((*X >= 'a') && (*X <= 'z')) *X -= 32;#else		*X = std::toupper(*X);#endif         	}}