DB_ENV->mutex_get_increment()
#include <db.h>
int
DB_ENV->mutex_get_increment(DB_ENV *dbenv, u_int32_t *incrementp); The DB_ENV->mutex_get_increment() method returns the number of additional mutexes to allocate.
The DB_ENV->mutex_get_increment() method may be called at any time during the life of the application.
The DB_ENV->mutex_get_increment() method returns a non-zero error value on failure and 0 on success.
Parameters
incrementp
The DB_ENV->mutex_get_increment() method returns the number of additional mutexes to allocate in incrementp.