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

const wint_t wc[] = {
    0x0020,
    0x002e,
    0x0031,
    0x0041,
    0x3000,     /* double-byte space */
    0xff21,     /* double-byte A */
    0x3048,     /* double-byte Hiragana */
    0x30a3,     /* double-byte Katakana */
    0xff61,     /* single-byte Katakana punctuation */
    0xff66,     /* single-byte Katakana alphabetic */
    0xff9f,     /* single-byte Katakana alphabetic */
    0x720d,     /* double-byte Kanji */
    0x0000
};

#define SIZE sizeof( wc ) / sizeof( wchar_t )

void main()
{
    int         i, j;

    _setmbcp( 932 );
    for( i = 0; i < SIZE; i++ ) {
      j = wctob( wc[i] );
      if( j == EOF ) {
        printf( "%#6.4x EOF\n", wc[i] );
      } else {
        printf( "%#6.4x->%#6.4x\n", wc[i], j );
      }
    }
}