Fix castling rights

[xboard.git] / parser.h

diff --git a/parser.h b/parser.h
index 2147f3c..87226f1 100644 (file)
--- a/parser.h
+++ b/parser.h
@@ -62,6 +62,6 @@ extern int yyskipmoves;  /* If TRUE, all moves are reported as AmbiguousMove
 extern char *yy_text;  /* Needed because yytext can be either a char[]
                          or a (non-constant) char* */
 extern int yyoffset P((void));
-extern signed char initialRights[BOARD_FILES];
+extern unsigned char initialRights[BOARD_FILES];
 extern signed char  castlingRank[BOARD_FILES];