241   typedef uint16_t CSUM;  /* checksum used by some structures stored in non-volatile memory */  typedef
253   CSUM data_csum;   ///< checksum of the data portion appended after the header
254   CSUM hdr_csum;    ///< checksum of the preceding header bytes
777   CSUM csum;                  ///< checksum of the remaining bytes  member
796  * The csum field is only used by the card's firmware to check the
831   CSUM csum;          ///<  Checksum of the remaining bytes  member
851   CSUM csum;       ///< checksum of the remaining bytes */  member
867   CSUM csum;       ///<    checksum of the remaining bytes  member
917   CSUM csum;       ///<    checksum of the remaining bytes  member
943   CSUM csum;       ///<    checksum of the remaining bytes  member
984 CSUM mbg_csum (unsigned char *, unsigned int);