diff -urN net/pfflowd.orig/Makefile net/pfflowd/Makefile
--- net/pfflowd.orig/Makefile	Thu Aug 19 22:02:42 2004
+++ net/pfflowd/Makefile	Thu Aug 19 22:19:01 2004
@@ -24,6 +24,10 @@
 IGNORE=		"Only for 5.0 and above"
 .endif
 
+.if ${OSVERSION} < 502119
+EXTRA_PATCHES+=	${FILESDIR}/pf34-Makefile
+.endif
+
 .if ${OSVERSION} < 502106
 BUILD_DEPENDS=	${LOCALBASE}/include/pf/net/pfvar.h:${PORTSDIR}/security/pf
 RUN_DEPENDS=	${LOCALBASE}/modules/pf.ko:${PORTSDIR}/security/pf
diff -urN net/pfflowd.orig/files/patch-Makefile net/pfflowd/files/patch-Makefile
--- net/pfflowd.orig/files/patch-Makefile	Thu Aug 19 22:02:42 2004
+++ net/pfflowd/files/patch-Makefile	Thu Aug 19 22:09:29 2004
@@ -1,6 +1,6 @@
 --- Makefile	Mon Feb 16 16:30:46 2004
-+++ Makefile	Wed Feb 25 16:39:29 2004
-@@ -7,17 +7,17 @@
++++ Makefile	Thu Aug 19 22:08:28 2004
+@@ -7,7 +7,7 @@
  LIBS=-lpcap -lutil #-lefence
  LDFLAGS=-g
  
@@ -8,10 +8,8 @@
 +CFLAGS=-g -O -I /usr/local/include/pf
  
  # Uncomment this if you are using pfflowd on OpenBSD <=3.4
--#CFLAGS+=-DOLD_PFSYNC
-+CFLAGS+=-DOLD_PFSYNC
- 
- TARGETS=pfflowd
+ #CFLAGS+=-DOLD_PFSYNC
+@@ -16,8 +16,8 @@
  
  all: $(TARGETS)
  
diff -urN net/pfflowd.orig/files/pf34-Makefile net/pfflowd/files/pf34-Makefile
--- net/pfflowd.orig/files/pf34-Makefile	Thu Jan  1 12:00:00 1970
+++ net/pfflowd/files/pf34-Makefile	Thu Aug 19 22:11:09 2004
@@ -0,0 +1,11 @@
+--- Makefile.orig	Thu Aug 19 22:10:22 2004
++++ Makefile	Thu Aug 19 22:10:29 2004
+@@ -10,7 +10,7 @@
+ CFLAGS=-g -O -I /usr/local/include/pf
+ 
+ # Uncomment this if you are using pfflowd on OpenBSD <=3.4
+-#CFLAGS+=-DOLD_PFSYNC
++CFLAGS+=-DOLD_PFSYNC
+ 
+ TARGETS=pfflowd
+