MDB_FL_NOCTF
if (mdb.m_flags & MDB_FL_NOCTF)
NULL) == 0 && !(mdb.m_flags & MDB_FL_NOCTF))
if (!(mdb.m_flags & MDB_FL_NOCTF))
{ "noctf", opt_set_mflags, MDB_FL_NOCTF },