--- Makefile.orig	2011-09-18 15:22:35 UTC
+++ Makefile
@@ -57,9 +57,9 @@
 .PHONY: install-programs
 install-programs: $(PROGRAMS)
 	$(MKDIR_P) -m 755 $(DESTDIR)$(PREFIX)/bin
-	$(INSTALL) -m 755 -o root -g $(ROOT_GROUP) vlock $(DESTDIR)$(BINDIR)/vlock
+	$(BSD_INSTALL_SCRIPT) vlock $(DESTDIR)$(BINDIR)/vlock
 	$(MKDIR_P) -m 755 $(DESTDIR)$(PREFIX)/sbin
-	$(INSTALL) -m 4711 -o root -g $(ROOT_GROUP) vlock-main $(DESTDIR)$(SBINDIR)/vlock-main
+	$(BSD_INSTALL_PROGRAM) vlock-main $(DESTDIR)$(SBINDIR)/vlock-main
 
 .PHONY: install-plugins
 install-plugins: install-modules install-scripts
@@ -75,11 +75,11 @@
 .PHONY: install-man
 install-man:
 	$(MKDIR_P) -m 755 $(DESTDIR)$(MANDIR)/man1
-	$(INSTALL) -m 644 -o root -g $(ROOT_GROUP) man/vlock.1 $(DESTDIR)$(MANDIR)/man1/vlock.1
+	$(BSD_INSTALL_MAN) man/vlock.1 $(DESTDIR)$(MANDIR)/man1/vlock.1
 	$(MKDIR_P) -m 755 $(DESTDIR)$(MANDIR)/man8
-	$(INSTALL) -m 644 -o root -g $(ROOT_GROUP) man/vlock-main.8 $(DESTDIR)$(MANDIR)/man8/vlock-main.8
+	$(BSD_INSTALL_MAN) man/vlock-main.8 $(DESTDIR)$(MANDIR)/man8/vlock-main.8
 	$(MKDIR_P) -m 755 $(DESTDIR)$(MANDIR)/man5
-	$(INSTALL) -m 644 -o root -g $(ROOT_GROUP) man/vlock-plugins.5 $(DESTDIR)$(MANDIR)/man5/vlock-plugins.5
+	$(BSD_INSTALL_MAN) man/vlock-plugins.5 $(DESTDIR)$(MANDIR)/man5/vlock-plugins.5
 
 
 ### build rules ###