--- Makefile.orig	2012-07-30 18:13:57 UTC
+++ Makefile
@@ -4,17 +4,17 @@ CC = cc
 #
 
 CC = cc
-CFLAGS  = -Wall
+CFLAGS  += -Wall
 PROGRAM = check_pf
 DESTDIR = /usr/local/libexec/nagios/
 
 all:	$(PROGRAM)
 
 $(PROGRAM):  
-	$(CC) $(CFLAGS) -o $(PROGRAM) $(PROGRAM).c
+	$(CC) $(CFLAGS) -W$(LDFLAGS) -o $(PROGRAM) $(PROGRAM).c
 
 install:
-	install -m 755 -o root -g wheel $(PROGRAM) $(DESTDIR)/$(PROGRAM)
+	install -s -m 755 $(PROGRAM) $(DESTDIR)/$(PREFIX)/libexec/nagios
 
 uninstall:
 	rm -f $(DESTDIR)/$(PROGRAM)