diff -Naur iproute2.backup/ip/iplink.c iproute2/ip/iplink.c
--- iproute2.backup/ip/iplink.c	2008-10-05 15:41:59.000000000 +0000
+++ iproute2/ip/iplink.c	2008-10-07 12:14:28.000000000 +0000
@@ -54,6 +54,10 @@
 	fprintf(stderr, "	                     mtu MTU }\n");
 	fprintf(stderr, "	                     netns PID }\n");
 	fprintf(stderr, "       ip link show [ DEVICE ]\n");
+	fprintf(stderr, "       ip link add link PARENTDEV type { vlan | veth } { ... | help }\n");
+	fprintf(stderr, "       ip link add link PARENTDEV NEWDEVICE type macvlan { ... | help }\n");
+	fprintf(stderr, "       ip link change link PARENTDEV type { vlan | veth } { ... | help}\n");
+	fprintf(stderr, "       ip link del dev DEVICE\n");
 	exit(-1);
 }