fix typo in CHAR_BITS -> CHAR_BIT
fix typo in CHAR_BITS -> CHAR_BIT

darcs-hash:20080211185326-1a7c6-df0cde149a32db9ad807944b19eeed817674e994

kirbyfan64/jhc,kirbyfan64/jhc,kirbyfan64/jhc,kirbyfan64/jhc