SplitPoint* volatile splitPoint;
volatile int activeSplitPoints;
volatile bool is_searching;
volatile bool do_sleep;
SplitPoint* volatile splitPoint;
volatile int activeSplitPoints;
volatile bool is_searching;
volatile bool do_sleep;
void stop_thinking();
void start_thinking(const Position& pos, const Search::LimitsType& limits,
const std::set<Move>& = std::set<Move>(), bool async = false);
void stop_thinking();
void start_thinking(const Position& pos, const Search::LimitsType& limits,
const std::set<Move>& = std::set<Move>(), bool async = false);