Returns the first key in the database.
#include <dbm.h>
datum firstkey ()
The firstkey subroutine returns the first key in the database.
Returns a datum structure containing the first key value pair.
This subroutine is part of Base Operating System (BOS) Runtime.
The dbm_firstkey subroutine.
List of NDBM and DBM Programming References and NDBM Overview in AIX Version 4.3 Communications Programming Concepts.