+#define arping_trivial_usage \
+ "[-fqbDUA] [-c count] [-w timeout] [-I device] [-s sender] target\n"
+#define arping_full_usage \
+ "Ping hosts by ARP requests/replies.\n\n" \
+ "Options:\n" \
+ "\t-f\t\tQuit on first ARP reply\n" \
+ "\t-q\t\tBe quiet\n" \
+ "\t-b\t\tKeep broadcasting, don't go unicast\n" \
+ "\t-D\t\tDuplicated address detection mode\n" \
+ "\t-U\t\tUnsolicited ARP mode, update your neighbours\n" \
+ "\t-A\t\tARP answer mode, update your neighbours\n" \
+ "\t-c count\tStop after sending count ARP request packets\n" \
+ "\t-w timeout\tTime to wait for ARP reply, in seconds\n" \
+ "\t-I device\tOutgoing interface name, default is eth0\n" \
+ "\t-s sender\tSet specific sender IP address\n" \
+ "\ttarget\t\tTarget IP address of ARP request\n"
+