2 files changed, 6 insertions, 4 deletions
diff --git a/include/othello.h b/include/othello.h
index 14c402b..40a36c4 100644
--- a/include/othello.h
+++ b/include/othello.h
@@ -45,14 +45,14 @@ void initialize_board(void);
 enum player_color **copy_board(enum player_color **board);
 
 // Free the specified board.
-enum player_color **free_board(enum player_color **board);
+void free_board(enum player_color **board);
 
 // Plays a game to completion, starting with board.
 enum player_color game_loop(char *player_one_strategy,
                             char *player_two_strategy);
 
 // Prints the current state of the board, including coordinates in the margins.
-void print_board(void);
+void print_board(enum player_color **board);
 
 // Returns the color of the player whose turn it is.
 enum player_color get_current_player(void);
diff --git a/include/othello_move.h b/include/othello_move.h
index 0c3716e..281cb9b 100644
--- a/include/othello_move.h
+++ b/include/othello_move.h
@@ -27,12 +27,14 @@ struct move get_scm_move(char *strategy_path);
 
 // True if move is valid for current_player.
 // Otherwise false.
-bool is_valid_move(const enum player_color current_player,
+bool is_valid_move(enum player_color **board,
+                   const enum player_color current_player,
                    const struct move move);
 
 // True if current_player has any valid moves.
 // Otherwise false.
-bool has_valid_moves(const enum player_color current_player);
+bool has_valid_moves(enum player_color **board,
+                     const enum player_color current_player);
 
 /* Returns true if the move was valid */
 bool apply_move(enum player_color **board, enum player_color current_player,