#include <stdio.h>
#include <mbctype.h>
#include <mbstring.h>

const unsigned char str1[] = {
    0x81,0x40, /* double-byte space */
    0x82,0x60, /* double-byte A */
    0x82,0x79, /* double-byte Z */
    0x00
};

const unsigned char str2[] = {
    0x81,0x40, /* double-byte space */
    0x82,0x81, /* double-byte a */
    0x82,0x9a, /* double-byte z */
    0x00
};

void main()
  {
    _setmbcp( 932 );
    printf( "%d\n", _mbsnbicmp( str1, str2, 5 ) );
  }