#include <db.h>
DB_MULTIPLE_RESERVE_NEXT(void *pointer, DBT *dbt,
void *ddest, size_t dlen);
Reserves space for a data item in a bulk buffer.
The pointer parameter is a variable that must have been initialized by a call to DB_MULTIPLE_WRITE_INIT.
The ddest parameter is set to the location reserved in the bulk buffer for the data item.
This parameter is set to NULL if the data item does not fit in the buffer.