#include <db.h>

int
DB_ENV->mutex_unlock(DB_ENV *dbenv, db_mutex_t mutex);

The DB_ENV->mutex_unlock method unlocks the mutex locked by DB_ENV->mutex_lock.

The DB_ENV->mutex_unlock method may not be called before the DB_ENV->open method is called.

The DB_ENV->mutex_unlock method returns a non-zero error value on failure and 0 on success.

• The mutex parameter is a mutex previously locked by DB_ENV->mutex_lock.

The DB_ENV->mutex_unlock method may fail and return one of the following non-zero errors:

• An invalid flag value or parameter was specified.