Link and LSET declarations
void (*report) (link *plink, int level);
long (*add) (link *plink, short dbfType, struct dbCommon *prec);
long (*delete) (link *plink);
long (*get) (link *plink, short dbrType, void *pdest, long *nelements);
long (*put) (link *plink, short dbrType, void *psrce, long *nelements);
long (*scan) (link *plink);