From f7d65cdaad40c45b3ea308c5083ede0fa2e6b829 Mon Sep 17 00:00:00 2001
From: Thomas Bernard <miniupnp@free.fr>
Date: Sun, 3 Feb 2019 19:04:44 +0100
Subject: [PATCH] netfilter/ipctcrdr.c: conditionnaly use NFC_UNKNOWN
 as well

fix #346
---
 netfilter/iptcrdr.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

--- a/netfilter/iptcrdr.c
+++ b/netfilter/iptcrdr.c
@@ -1116,7 +1116,9 @@ addnatrule(int proto, unsigned short epo
 	} else {
 		match = get_udp_match(eport, 0);
 	}
+#ifdef NFC_UNKNOWN
 	e->nfcache = NFC_UNKNOWN;
+#endif
 	target = get_dnat_target(iaddr, iport);
 #ifdef NFC_IP_DST_PT
 	e->nfcache |= NFC_IP_DST_PT;
@@ -1188,7 +1190,9 @@ addmasqueraderule(int proto,
 	} else {
 		match = get_udp_match(0, iport);
 	}
+#ifdef NFC_UNKNOWN
 	e->nfcache = NFC_UNKNOWN;
+#endif
 	target = get_masquerade_target(eport);
 #ifdef NFC_IP_DST_PT
 	e->nfcache |= NFC_IP_DST_PT;
@@ -1270,7 +1274,9 @@ addpeernatrule(int proto,
 	} else {
 		match = get_udp_match(rport, iport);
 	}
+#ifdef NFC_UNKNOWN
 	e->nfcache = NFC_UNKNOWN;
+#endif
 	target = get_snat_target(eaddr, eport);
 #ifdef NFC_IP_DST_PT
 	e->nfcache |= NFC_IP_DST_PT;
@@ -1346,7 +1352,9 @@ addpeerdscprule(int proto, unsigned char
 	} else {
 		match = get_udp_match(rport, iport);
 	}
+#ifdef NFC_UNKNOWN
 	e->nfcache = NFC_UNKNOWN;
+#endif
 	target = get_dscp_target(dscp);
 #ifdef NFC_IP_DST_PT
 	e->nfcache |= NFC_IP_DST_PT;
@@ -1436,7 +1444,9 @@ add_filter_rule(int proto, const char *
 	}
 	e->ip.dst.s_addr = inet_addr(iaddr);
 	e->ip.dmsk.s_addr = INADDR_NONE;
+#ifdef NFC_UNKNOWN
 	e->nfcache = NFC_UNKNOWN;
+#endif
 	target = get_accept_target();
 #ifdef NFC_IP_DST_PT
 	e->nfcache |= NFC_IP_DST_PT;