Update copyright notes in rkiss.h

[stockfish] / src / bitboard.h

diff --git a/src/bitboard.h b/src/bitboard.h
index 7f0fdb5a86a3029bd2f677b9f772a591ce79c3aa..b962226bfb9e5048f950a2dd954622e48db28f7d 100644 (file)
--- a/src/bitboard.h
+++ b/src/bitboard.h
@@ -43,12 +43,12 @@ const Bitboard Rank6BB = Rank1BB << (8 * 5);
 const Bitboard Rank7BB = Rank1BB << (8 * 6);
 const Bitboard Rank8BB = Rank1BB << (8 * 7);
 
-extern Bitboard SquaresByColorBB[2];
-extern Bitboard FileBB[8];
-extern Bitboard NeighboringFilesBB[8];
-extern Bitboard ThisAndNeighboringFilesBB[8];
-extern Bitboard RankBB[8];
-extern Bitboard InFrontBB[2][8];
+extern const Bitboard SquaresByColorBB[2];
+extern const Bitboard FileBB[8];
+extern const Bitboard NeighboringFilesBB[8];
+extern const Bitboard ThisAndNeighboringFilesBB[8];
+extern const Bitboard RankBB[8];
+extern const Bitboard InFrontBB[2][8];
 
 extern Bitboard SetMaskBB[65];
 extern Bitboard ClearMaskBB[65];