#include <db_cxx.h> int DbEnv::lock_id_free(u_int32_t id);
The DbEnv::lock_id_free() method frees a locker ID allocated by the
DbEnv::lock_id() method.
The DbEnv::lock_id_free()
method either returns a non-zero error value or throws an
exception that encapsulates a non-zero error value on
failure, and returns 0 on success.
The DbEnv::lock_id_free()
method may fail and throw a DbException
exception, encapsulating one of the following non-zero errors, or return one
of the following non-zero errors: