square_to_string  266 src/fen.cpp          square_to_string(board->ep_square,&fen[pos],3);
square_to_string  133 src/move.cpp      square_to_string(MOVE_FROM(move),&string[0],3);
square_to_string  134 src/move.cpp      square_to_string(MOVE_TO(move),&string[2],3);
square_to_string  109 src/square.h   extern bool square_to_string   (int square, char string[], int size);