$OpenBSD: patch-Makefile,v 1.6 2008/11/11 16:23:26 naddy Exp $
--- Makefile.orig	Wed May 14 08:33:55 2008
+++ Makefile	Sat Sep 20 17:44:51 2008
@@ -4,19 +4,19 @@ RELEASE=
 
 #################################################################
 # CHANGE THIS LINE to point to the location of your pppd binary.
-PPPD = /usr/sbin/pppd
+PPPD?= /usr/sbin/pppd
 #################################################################
 
 BINDIR=$(DESTDIR)/usr/sbin
 MANDIR=$(DESTDIR)/usr/share/man/man8
 PPPDIR=$(DESTDIR)/etc/ppp
 
-CC	= gcc
+CC?	= gcc
 RM	= rm -f
 OPTIMIZE= -O0
 DEBUG	= -g
 INCLUDE =
-CFLAGS  = -Wall $(OPTIMIZE) $(DEBUG) $(INCLUDE)
+CFLAGS?  = -Wall $(OPTIMIZE) $(DEBUG) $(INCLUDE)
 LIBS	= -lutil
 # Solaris 10
 # LIBS	= -lnsl -lsocket -lresolv