diff --git a/networking/ip.c b/networking/ip.c
index 5d97851..bb409c5 100644
--- a/networking/ip.c
+++ b/networking/ip.c
@@ -37,35 +37,35 @@
 
 #if ENABLE_FEATURE_IP_ADDRESS
 int ipaddr_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int ipaddr_main(int argc, char **argv)
+int ipaddr_main(int argc ATTRIBUTE_UNUSED, char **argv)
 {
     return ip_do(do_ipaddr, argv);
 }
 #endif
 #if ENABLE_FEATURE_IP_LINK
 int iplink_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int iplink_main(int argc, char **argv)
+int iplink_main(int argc ATTRIBUTE_UNUSED, char **argv)
 {
     return ip_do(do_iplink, argv);
 }
 #endif
 #if ENABLE_FEATURE_IP_ROUTE
 int iproute_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int iproute_main(int argc, char **argv)
+int iproute_main(int argc ATTRIBUTE_UNUSED, char **argv)
 {
     return ip_do(do_iproute, argv);
 }
 #endif
 #if ENABLE_FEATURE_IP_RULE
 int iprule_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int iprule_main(int argc, char **argv)
+int iprule_main(int argc ATTRIBUTE_UNUSED, char **argv)
 {
     return ip_do(do_iprule, argv);
 }
 #endif
 #if ENABLE_FEATURE_IP_TUNNEL
 int iptunnel_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int iptunnel_main(int argc, char **argv)
+int iptunnel_main(int argc ATTRIBUTE_UNUSED, char **argv)
 {
     return ip_do(do_iptunnel, argv);
 }
@@ -73,7 +73,7 @@
 
 
 int ip_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int ip_main(int argc, char **argv)
+int ip_main(int argc ATTRIBUTE_UNUSED, char **argv)
 {
 	static const char keywords[] ALIGN1 =
 		USE_FEATURE_IP_ADDRESS("address\0")