#
#############################################################
-NETFILTER_SNAPSHOT:=20040508
-NETFILTER_SOURCE:=patch-o-matic-$(NETFILTER_SNAPSHOT).tar.bz2
-NETFILTER_SITE:=ftp://ftp.netfilter.org/pub/patch-o-matic/snapshot/
-NETFILTER_DIR:=$(BUILD_DIR)/patch-o-matic-$(NETFILTER_SNAPSHOT)
+ifeq ($(strip $(USE_NETFILTER_SNAPSHOT)),)
+USE_NETFILTER_SNAPSHOT=20040508
+endif
+NETFILTER_SOURCE:=patch-o-matic-$(USE_NETFILTER_SNAPSHOT).tar.bz2
+NETFILTER_DIR:=$(BUILD_DIR)/patch-o-matic-$(USE_NETFILTER_SNAPSHOT)
+NETFILTER_SITE:=ftp://ftp.netfilter.org/pub/patch-o-matic/snapshot
NETFILTER_CAT:=bzcat
# ipv6_mld breaks net/ipv6/mcast.c