diff --git a/Makefile b/Makefile
index a34df61..b07782b 100644
--- a/Makefile
+++ b/Makefile
@@ -3,11 +3,10 @@
 #-O3 --std=c99 -lcurses -DNO_MOUSE for NetBSD curses
 #adding --std=c99 makes warnings in GNU, and the blame is upon glibc feature test macros. my code is correct.
 
-GAMES_DIR?=$(PREFIX)/usr/games
-SCORES_DIR?=$(PREFIX)/var/games
-MAN_DIR?=$(PREFIX)/usr/share/man/man6
-CFLAGS+=  -Wno-unused-result -D SCORES_DIR=\"$(PREFIX)$(SCORES_DIR)\"
-PKG-CONFIG?=pkg-config
+GAMESDIR?=$(PREFIX)/usr/games
+SCORESDIR?=$(PREFIX)/var/games
+MANDIR?=$(PREFIX)/usr/share/man/man6
+CFLAGS=-Wno-unused-result -DSCORES_DIR=\"$(PREFIX)$(SCORESDIR)\"
 LIBS=$(shell pkg-config --libs --cflags ncurses) -lm
 
 
@@ -17,11 +16,11 @@ SCORE_FILES= pipes_scores jewels_scores miketron_scores muncher_scores fisher_sc
 all: $(ALL)
 
 scorefiles:
-	for sf in $(SCORE_FILES); do touch $(DESTDIR)$(SCORES_DIR)/$$sf ; chmod 664 $(DESTDIR)$(SCORES_DIR)/$$sf; chown :games $(DESTDIR)$(SCORES_DIR)/$$sf ; done;
-	for game in $(ALL); do chown :games $(DESTDIR)$(GAMES_DIR)/$$game; chmod g $(DESTDIR)$(GAMES_DIR)/$$game ; done;
+	for sf in $(SCORE_FILES); do touch $(DESTDIR)$(SCORESDIR)/$$sf ; chmod 664 $(DESTDIR)$(SCORESDIR)/$$sf; chown :games $(DESTDIR)$(SCORESDIR)/$$sf ; done;
+	for game in $(ALL); do chown :games $(DESTDIR)$(GAMESDIR)/$$game; chmod g $(DESTDIR)$(GAMESDIR)/$$game ; done;
 
 manpages:
-	cp man/* $(DESTDIR)$(MAN_DIR)
+	cp man/* $(DESTDIR)$(MANDIR)
 jewels: jewels.c config.h common.h
 	$(CC) $(CFLAGS) $< $(LDFLAGS) $(LIBS) -o $@
 sudoku: sudoku.c config.h
@@ -66,9 +65,9 @@ menu:
 clean:
 	for game in $(ALL); do rm $$game; done;
 uninstall:
-	for game in $(ALL); do rm $(GAMES_DIR)/$$game; rm $(MAN_DIR)/$$game.6.gz ;done;
+	for game in $(ALL); do rm $(GAMESDIR)/$$game; rm $(MANDIR)/$$game.6.gz ;done;
 install: $(ALL)
-	cp $(ALL) $(DESTDIR)/$(GAMES_DIR)
+	cp $(ALL) $(DESTDIR)/$(GAMESDIR)
 test:
 	for game in $(ALL); do ./$$game ;done;
 
@@ -78,8 +77,8 @@ nb:
 	for game in $(ALL); do cp $$game nb$$game ;done;
 	for manpage in $(ls man); do cp man/$$manpage man/nb$$manpage ;done;
 nbinstall: nb 
-	cp nb* $(DESTDIR)/$(GAMES_DIR)
+	cp nb* $(DESTDIR)/$(GAMESDIR)
 nbmanpages: nb
-	cp man/nb* $(DESTDIR)/$(MAN_DIR)
+	cp man/nb* $(DESTDIR)/$(MANDIR)
 nbclean:
 	for game in $(ALL); do rm nb$$game; done;