$NetBSD: patch-ac,v 1.5 2000/10/15 01:53:40 jlam Exp $

--- book.h.orig	Fri Oct 15 23:41:03 1999
+++ book.h
@@ -23,5 +23,5 @@
      bug-gnu-chess@gnu.org
      cracraft@ai.mit.edu, cracraft@stanfordalumni.org, cracraft@earthlink.net
 */
-#define BOOKSRC "book.pgn"
-#define BOOKBIN	"book.dat"
+#define BOOKSRC LIBDIR "book.pgn"
+#define BOOKBIN	LIBDIR "book.dat"
