+//usage:#define arp_trivial_usage
+//usage: "\n[-vn] [-H HWTYPE] [-i IF] -a [HOSTNAME]"
+//usage: "\n[-v] [-i IF] -d HOSTNAME [pub]"
+//usage: "\n[-v] [-H HWTYPE] [-i IF] -s HOSTNAME HWADDR [temp]"
+//usage: "\n[-v] [-H HWTYPE] [-i IF] -s HOSTNAME HWADDR [netmask MASK] pub"
+//usage: "\n[-v] [-H HWTYPE] [-i IF] -Ds HOSTNAME IFACE [netmask MASK] pub"
+//usage:#define arp_full_usage "\n\n"
+//usage: "Manipulate ARP cache\n"
+//usage: "\n -a Display (all) hosts"
+//usage: "\n -s Set new ARP entry"
+//usage: "\n -d Delete a specified entry"
+//usage: "\n -v Verbose"
+//usage: "\n -n Don't resolve names"
+//usage: "\n -i IF Network interface"
+//usage: "\n -D Read <hwaddr> from given device"
+//usage: "\n -A,-p AF Protocol family"
+//usage: "\n -H HWTYPE Hardware address type"
+