static inline int sjisibm2euc(unsigned char *euc, const unsigned char sjis_hi,
const unsigned char sjis_lo);
static inline int euc2sjisibm_jisx0212(unsigned char *sjis, const unsigned char euc_hi,
static inline int sjisibm2euc(unsigned char *euc, const unsigned char sjis_hi,
const unsigned char sjis_lo);
static inline int euc2sjisibm_jisx0212(unsigned char *sjis, const unsigned char euc_hi,