--- Makefile.orig	2004-05-29 16:27:21.000000000 +0200
+++ Makefile	2014-07-11 00:00:21.463847887 +0200
@@ -4,7 +4,8 @@
 RMCMD	= rm -f
 INSTALL = install
 
-prefix	= /usr/local
+prefix  = ${PREFIX}
+etcdir	= $(prefix)/etc
 sbindir	= $(prefix)/sbin
 
 SUBDIRS	= ipaddr strpdate
@@ -28,13 +29,13 @@
 install: $(RC)
 	@for subdir in $(SUBDIRS); do (cd $$subdir && make install) ; done
 	@[ -d $(sbindir) ] || mkdir -vp $(sbindir)
-	$(INSTALL) -c -m 700 -o root $(PROGRAM) $(sbindir)
-	$(INSTALL) -c -m 600 -o root $(RC) $(HOME)/.$(RC).sample
+	$(INSTALL) -c -m 700 $(PROGRAM) $(DESTDIR)$(sbindir)
+	$(INSTALL) -c -m 600 $(RC) $(DESTDIR)$(etcdir)/$(RC).sample
 
 uninstall:
 	@for subdir in $(SUBDIRS); do (cd $$subdir && make uninstall) ; done
 	-$(RMCMD) $(sbindir)/$(PROGRAM)
-	-$(RMCMD) $(HOME)/.$(RC).sample
+	-$(RMCMD) $(etcdir)/$(RC).sample
 
 clean:
 	-$(RMCMD) *~ *.bak