--- etc/Makefile.orig	2000-02-06 21:00:07.000000000 +0100
+++ etc/Makefile	2013-11-29 05:40:51.000000000 +0100
@@ -18,7 +18,7 @@
 install:
 	for i in $(FILES); do \
 	if test ! -f $(ETCDIR)/$$i; then \
-		$(INSTALL_DATA) $$i $(ETCDIR); \
+		$(INSTALL_DATA) $$i $(DESTDIR)$(ETCDIR); \
 	fi; done
 
 uninstall:
--- gate/Makefile.orig	2001-05-23 08:58:13.000000000 +0200
+++ gate/Makefile	2013-11-29 05:41:23.000000000 +0100
@@ -48,11 +48,11 @@
 all:	$(PROGS)
 
 install:	all
-	$(INSTALL_PROGRAM) uursmtp uuwsmtp uuwnews $(BINDIR)
-	$(INSTALL_PROGRAM) -m 4555 uurnews $(BINDIR)
+	$(INSTALL_PROGRAM) uursmtp uuwsmtp uuwnews $(DESTDIR)$(BINDIR)
+	$(INSTALL_PROGRAM) -m 4555 uurnews $(DESTDIR)$(BINDIR)
 
 uninstall:
-	-cd $(BINDIR) && rm -f $(PROGS)
+	-cd $(DESTDIR)$(BINDIR) && rm -f $(PROGS)
 
 clean:
 	-rm -f $(CLEANFILES) $(PROGS) $(TPROGS)
--- shell/Makefile.orig	2001-05-23 08:55:45.000000000 +0200
+++ shell/Makefile	2013-11-29 05:50:46.000000000 +0100
@@ -71,13 +71,13 @@
 install: $(FILES)
 	for i in $(FILESKEEP) ; do \
 		if [ ! -e $(BINDIR)/$$i ] ; then \
-			$(INSTALL_PROGRAM) $$i $(BINDIR) ; \
+			$(INSTALL_PROGRAM) $$i $(DESTDIR)$(BINDIR) ; \
 		fi ; \
 	done
-	$(INSTALL_PROGRAM) $(FILESFORCE) $(BINDIR)
+	$(INSTALL_PROGRAM) $(FILESFORCE) $(DESTDIR)$(BINDIR)
 
 uninstall:
-	-cd $(BINDIR) && rm -f $(FILES)
+	-cd $(DESTDIR)$(BINDIR) && rm -f $(FILES)
 
 clean:
 	-rm -f $(CLEANFILES)
--- online/Makefile.orig	2001-05-23 08:55:47.000000000 +0200
+++ online/Makefile	2013-11-29 05:44:29.000000000 +0100
@@ -52,10 +52,10 @@
 all:	$(PROGS)
 
 install:	all
-	$(INSTALL_PROGRAM) $(PROGS) $(BINDIR)
+	$(INSTALL_PROGRAM) $(PROGS) $(DESTDIR)$(BINDIR)
 
 uninstall:
-	-cd $(BINDIR) && rm -f $(PROGS)
+	-cd $(DESTDIR)$(BINDIR) && rm -f $(PROGS)
 
 clean:
 	-rm -f $(CLEANFILES) $(PROGS)
--- rsmtp/Makefile.orig	2000-01-14 22:42:19.000000000 +0100
+++ rsmtp/Makefile	2013-11-29 05:50:02.000000000 +0100
@@ -19,20 +19,20 @@
 	bsmtp
 
 BINMIN	= \
-	$(BINDIR)/rsmtp \
-	$(BINDIR)/bsmtp
+	$(DESTDIR)$(BINDIR)/rsmtp \
+	$(DESTDIR)$(BINDIR)/bsmtp
 
 # rules
 
 all:	$(TARMIN)
 
-install:	${BINDIR} \
-		$(SPOOLDIR)/rsmtp \
+install:	$(DESTDIR)${BINDIR} \
+		$(DESTDIR)$(SPOOLDIR)/rsmtp \
 		$(TARMIN) \
 		$(BINMIN)
 
 uninstall:
-	-rm -f $(BINMIN) $(BINDIR)/rgsmtp $(BINDIR)/rcsmtp
+	-rm -f $(BINMIN) $(DESTDIR)$(BINDIR)/rgsmtp $(DESTDIR)$(BINDIR)/rcsmtp
 
 clean:
 	-rm -f $(CLEANFILES) $(TARMIN)
@@ -47,20 +47,20 @@
 
 # install rules
 
-$(BINDIR):
-	mkdir -p ${BINDIR}
+$(DESTDIR)$(BINDIR):
+	mkdir -p $(DESTDIR)${BINDIR}
 
-$(SPOOLDIR)/rsmtp:
-	mkdir -p $(SPOOLDIR)/rsmtp
-	chown $(USER) $(SPOOLDIR)/rsmtp
-	chmod 1777 $(SPOOLDIR)/rsmtp
+$(DESTDIR)$(SPOOLDIR)/rsmtp:
+	mkdir -p $(DESTDIR)$(SPOOLDIR)/rsmtp
+	chown $(USER) $(DESTDIR)$(SPOOLDIR)/rsmtp
+	chmod 1777 $(DESTDIR)$(SPOOLDIR)/rsmtp
 
-$(BINDIR)/rsmtp: rsmtp
+$(DESTDIR)$(BINDIR)/rsmtp: rsmtp
 	$(INSTALL_PROGRAM) rsmtp $@
-	$(INSTALL_PROGRAM) rsmtp $(BINDIR)/rgsmtp
-	$(INSTALL_PROGRAM) rsmtp $(BINDIR)/rcsmtp
+	$(INSTALL_PROGRAM) rsmtp $(DESTDIR)$(BINDIR)/rgsmtp
+	$(INSTALL_PROGRAM) rsmtp $(DESTDIR)$(BINDIR)/rcsmtp
 
-$(BINDIR)/bsmtp: bsmtp
+$(DESTDIR)$(BINDIR)/bsmtp: bsmtp
 	$(INSTALL_PROGRAM) rsmtp $@
 
 # end of makefile
--- mail-and-news/inn/Makefile.orig	2000-01-15 21:51:30.000000000 +0100
+++ mail-and-news/inn/Makefile	2013-11-29 05:52:39.000000000 +0100
@@ -7,10 +7,10 @@
 all: $(FILES)
 
 install: $(FILES)
-	$(INSTALL_PROGRAM) $(FILES) $(BINDIR)
+	$(INSTALL_PROGRAM) $(FILES) $(DESTDIR)$(BINDIR)
 
 uninstall:
-	-cd $(BINDIR) && rm -f $(FILES)
+	-cd $(DESTDIR)$(BINDIR) && rm -f $(FILES)
 
 clean:
 	-rm -f $(CLEANFILES)
--- mail-and-news/postfix/Makefile.orig	2002-04-07 13:07:30.000000000 +0200
+++ mail-and-news/postfix/Makefile	2013-11-29 05:53:11.000000000 +0100
@@ -7,10 +7,10 @@
 all: $(FILES) README ucpf.pl
 
 install: $(FILES)
-	$(INSTALL_PROGRAM) $(FILES) $(BINDIR)
+	$(INSTALL_PROGRAM) $(FILES) $(DESTDIR)$(BINDIR)
 
 uninstall:
-	-cd $(BINDIR) && rm -f $(FILES)
+	-cd $(DESTDIR)$(BINDIR) && rm -f $(FILES)
 
 clean:
 	-rm -f $(CLEANFILES)
--- mail-and-news/qmail/Makefile.orig	2000-01-15 22:06:49.000000000 +0100
+++ mail-and-news/qmail/Makefile	2013-11-29 05:53:27.000000000 +0100
@@ -7,10 +7,10 @@
 all: $(FILES)
 
 install: $(FILES)
-	$(INSTALL_PROGRAM) $(FILES) $(BINDIR)
+	$(INSTALL_PROGRAM) $(FILES) $(DESTDIR)$(BINDIR)
 	
 uninstall:
-	-cd $(BINDIR) && rm -f $(FILES)
+	-cd $(DESTDIR)$(BINDIR) && rm -f $(FILES)
 
 clean:
 	-rm -f $(CLEANFILES)
--- mail-and-news/sendmail/Makefile.orig	2001-03-27 07:59:06.000000000 +0200
+++ mail-and-news/sendmail/Makefile	2013-11-29 05:53:48.000000000 +0100
@@ -41,10 +41,10 @@
 all: RSMTP $(FILES) uconnect.m4
 
 install: $(FILES)
-	$(INSTALL_PROGRAM) $(FILES) $(BINDIR)
+	$(INSTALL_PROGRAM) $(FILES) $(DESTDIR)$(BINDIR)
 
 uninstall:
-	-cd $(BINDIR) && rm -f $(FILES)
+	-cd $(DESTDIR)$(BINDIR) && rm -f $(FILES)
 
 clean:
 	-rm -f $(CLEANFILES)
--- mail-and-news/smail/Makefile.orig	2001-03-27 07:59:06.000000000 +0200
+++ mail-and-news/smail/Makefile	2013-11-29 05:54:03.000000000 +0100
@@ -41,10 +41,10 @@
 all: $(FILES)
 
 install: $(FILES)
-	$(INSTALL_PROGRAM) $(FILES) $(BINDIR)
+	$(INSTALL_PROGRAM) $(FILES) $(DESTDIR)$(BINDIR)
 	
 uninstall:
-	-cd $(BINDIR) && rm -f $(FILES)
+	-cd $(DESTDIR)$(BINDIR) && rm -f $(FILES)
 
 clean:
 	-rm -f $(CLEANFILES)
--- tools/Makefile.orig	2001-05-23 08:55:42.000000000 +0200
+++ tools/Makefile	2013-11-29 05:51:27.000000000 +0100
@@ -44,10 +44,10 @@
 all:	$(PROGS)
 
 install:	all
-	$(INSTALL_PROGRAM) $(PROGS) $(BINDIR)
+	$(INSTALL_PROGRAM) $(PROGS) $(DESTDIR)$(BINDIR)
 
 uninstall:
-	-cd $(BINDIR) && rm -f $(PROGS)
+	-cd $(DESTDIR)$(BINDIR) && rm -f $(PROGS)
 
 clean:
 	-rm -f $(CLEANFILES) $(PROGS)