--- etc/Makefile.orig	2013-06-17 00:07:30.000000000 +0900
+++ etc/Makefile	2013-06-17 00:18:09.000000000 +0900
@@ -43,15 +43,15 @@
 # Makefile for sample config file
 #
 
-PREFIX=/usr/local/v6eval
-ETCDIR=$(PREFIX)/etc
+PREFIX?=/usr/local
+ETCDIR=$(PREFIX)/v6eval/etc
 SAMPLE=tn.def.sample nut.def.sample
 
 all:
 
 install:
-	install -d -o bin -g bin -m 755 $(ETCDIR)
-	install -c -o bin -g bin -m 644 $(SAMPLE) $(ETCDIR)
+	install -d -m 555 $(ETCDIR)
+	${BSD_INSTALL_DATA} $(SAMPLE) $(ETCDIR)
 
 depend:
 
