Graham Bevan wrote:

> The specific checksum field is in the header (from dumprestor.h):
> ...etc
> Does anybody know how this is calculated?


the backup(4) man page has more information:
http://publib.boulder.ibm.com/infoce...les/backup.htm

#define CHECKSUM (int)84446
seems you have to calculate checksum = CHECKSUM - (sum of whatever
payload data)

Regards
Joachim