if ( *w < 0×0080 ) len++;
        else if ( *w < 0×0800 ) len += 2;
        else len += 3;
    }

    unsigned char* szOut = ( unsigned char* )malloc( len+1 );

    if ( szOut == NULL )
        return NULL;

    int i = 0;
    for ( w = wstr; *w; w++ ) {
        if ( *w < 0×0080 )
            szOut[i++] = ( unsigned char ) *w;
        else if ( *w < 0×0800 ) {
            szOut[i++] = 0xc0 | (( *w ) >> 6 );
            szOut[i++] = 0×80 | (( *w ) &amp; 0x3f );
        }
        else {
            szOut[i++] = 0xe0 | (( *w ) >> 12 );
            szOut[i++] = 0×80 | (( ( *w ) >> 6 ) &amp; 0x3f );
            szOut[i++] = 0×80 | (( *w ) &amp; 0x3f );
        }    }

    szOut[ i ] = ‘\0‘;
    return ( char* )szOut;
}

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