--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,10 @@
 # $Id: Makefile,v 1.13 2013/11/06 10:55:58 t Exp t $
 
 #CFLAGS=-g -I.
-CFLAGS=-O2 -Wall -Wstrict-prototypes -Wuninitialized
+CFLAGS=-O2 -Wall -Wstrict-prototypes -Wuninitialized \
+       	$(shell dpkg-buildflags --get CFLAGS) \
+	$(shell dpkg-buildflags --get CPPFLAGS)
+LIBRARIES=$(shell dpkg-buildflags --get LDFLAGS)
 
 # uncomment for any OS other than Cygwin
 BALANCE=balance
@@ -45,9 +48,13 @@ ci:
 	ci -l *.c *.h Makefile balance.1 README balance.spec 
 
 clean:
-	rm -f $(BALANCE) *.o balance.ps balance.pdf
+	rm -f $(BALANCE) *.o
 
 install:
+	$(INSTALL) -o $(ROOT) -g $(ROOT) -m 755 -d \
+		$(DESTDIR)$(BINDIR)
+	$(INSTALL) -o $(ROOT) -g $(ROOT) -m 755 -d \
+		$(DESTDIR)$(MANDIR)
 	$(INSTALL) -o $(ROOT) -g $(ROOT) -m 755  $(BALANCE) \
 		$(DESTDIR)$(BINDIR)/$(BALANCE) 
 	$(INSTALL) -o $(ROOT) -g $(ROOT) -m 755  balance.1 \
