#ifdef __amigaos4__

#include <string>
#include <sstream>
 
namespace std { 
    template <typename T> string to_string(const T &n) { 
        ostringstream strm; 
        strm << n; 
        return strm.str(); 
    } 

    typedef basic_string<wchar_t> wstring; 
    typedef basic_ostream<wchar_t> wostream;
    typedef basic_ostringstream<wchar_t> wostringstream;
    typedef basic_stringstream<wchar_t> wstringstream;
} 
#endif