ONCE_INITIALIZER
.once = ONCE_INITIALIZER,
static once_t db_opened = ONCE_INITIALIZER;
static once_t rpc_call_once = ONCE_INITIALIZER;
static once_t nc_once = ONCE_INITIALIZER;
static once_t rce_once = ONCE_INITIALIZER;
static once_t __rpc_getconfigp_once = ONCE_INITIALIZER;
static once_t clnt_broadcast_once = ONCE_INITIALIZER;
static once_t strerror_once = ONCE_INITIALIZER;