long pblIsamReadDatalen

( pblIsamFile_t* isamfile )

read the datalen of the current record

Documentation

read the datalen of the current record

Parameters:

isamfile - ISAM file to read length of data from

Returns:

long rc >= 0: call went OK, the value returned is the length of the data of the record,
long rc < 0: some error occurred, see pbl_errno

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