diff --git a/sysdep/cf/README b/sysdep/cf/README
index c35ffe57..eb8ac340 100644
--- a/sysdep/cf/README
+++ b/sysdep/cf/README
@@ -4,6 +4,7 @@ Available configuration variables:
 CONFIG_TOS		Routing by TOS supported
 CONFIG_AUTO_ROUTES	Device routes are added automagically by the kernel
 CONFIG_ALL_MULTICAST	All devices support multicasting (i.e., ignore IFF_MULTICAST)
+CONFIG_SELF_CONSCIOUS	We're able to recognize whether route was installed by us
 
 CONFIG_UNIX_IFACE	Use Unix interface scanner
 CONFIG_UNIX_SET		Use Unix route setting
diff --git a/sysdep/cf/linux-20.h b/sysdep/cf/linux-20.h
index 75f12ac9..c816f942 100644
--- a/sysdep/cf/linux-20.h
+++ b/sysdep/cf/linux-20.h
@@ -9,6 +9,7 @@
 #undef CONFIG_TOS
 #undef CONFIG_AUTO_ROUTES
 #define CONFIG_ALL_MULTICAST
+#undef CONFIG_SELF_CONSCIOUS
 
 #define CONFIG_UNIX_IFACE
 #define CONFIG_UNIX_SET
diff --git a/sysdep/cf/linux-21.h b/sysdep/cf/linux-21.h
index f5efe4dd..3a46f875 100644
--- a/sysdep/cf/linux-21.h
+++ b/sysdep/cf/linux-21.h
@@ -9,6 +9,7 @@
 #undef CONFIG_TOS
 #define CONFIG_AUTO_ROUTES
 #define CONFIG_ALL_MULTICAST
+#undef CONFIG_SELF_CONSCIOUS
 
 #define CONFIG_UNIX_IFACE
 #define CONFIG_UNIX_SET
diff --git a/sysdep/cf/linux-22.h b/sysdep/cf/linux-22.h
index 966fb7cd..a76cb1bb 100644
--- a/sysdep/cf/linux-22.h
+++ b/sysdep/cf/linux-22.h
@@ -9,6 +9,7 @@
 #define CONFIG_TOS
 #define CONFIG_AUTO_ROUTES
 #define CONFIG_ALL_MULTICAST
+#define CONFIG_SELF_CONSCIOUS
 
 /*
 Link: sysdep/linux/netlink