diff -urw emacs-25.1/lib-src/Makefile.in emacs-25.1-gamedir/lib-src/Makefile.in
--- emacs-25.1/lib-src/Makefile.in	2016-06-29 09:49:18.000000000 +0000
+++ emacs-25.1-gamedir/lib-src/Makefile.in	2016-10-24 15:37:46.718699816 +0000
@@ -414,7 +414,6 @@
 
 update-game-score${EXEEXT}: ${srcdir}/update-game-score.c $(NTLIB) $(config_h)
 	$(AM_V_CCLD)$(CC) ${ALL_CFLAGS} \
-	  -DHAVE_SHARED_GAME_DIR="\"$(gamedir)\"" \
 	  $< $(NTLIB) $(LOADLIBES) -o $@
 
 emacsclient.res: ../nt/emacsclient.rc $(NTINC)/../icons/emacs.ico