strings/ctype-big5.c:
  New format for mb char functions
strings/ctype-euc_kr.c:
  New format for mb char functions
strings/ctype-gb2312.c:
  New format for mb char functions
strings/ctype-gbk.c:
  New format for mb char functions
strings/ctype-sjis.c:
  New format for mb char functions
strings/ctype-ujis.c:
  New format for mb char functions