Normally you could install (if you use a 64Bit arm-system/OS) the 64Bit version of stockfish with apt install stockfish stockfish is a uci-chess-engine where some Chessboard-Display-Apps can conenct to (later I would show how to use this with TCP) Then you will get (at this time) the Version 8 64Bit = 8 64 = 11/2016   But the actual stockfish-engine is at Version 10 = 12/2018 ( see http://blog.stockfishchess.org/ )   So I did clone the git-master at https://github.c