arping: fix help text (-i -> -I), and shorten it a bit

diff --git a/include/usage.h b/include/usage.h
index 15ef44ab128b12caec7d79c755c0c94a08554a8a..82a17578ae44ccb3fc35ddc3528c38ccb1b6e3de 100644 (file)
--- a/include/usage.h
+++ b/include/usage.h
@@ -76,7 +76,7 @@
        "\n     -H hwtype       Hardware address type"
 
 #define arping_trivial_usage \
-       "[-fqbDUA] [-c count] [-w timeout] [-i device] [-s sender] target"
+       "[-fqbDUA] [-c count] [-w timeout] [-I dev] [-s sender] target"
 #define arping_full_usage \
        "Ping hosts by ARP requests/replies" \
        "\n\nOptions:\n" \
@@ -84,13 +84,13 @@
        "       -q              Quiet\n" \
        "       -b              Keep broadcasting, don't go unicast\n" \
        "       -D              Duplicated address detection mode\n" \
-       "       -U              Unsolicited ARP mode, update your neighbours\n" \
-       "       -A              ARP answer mode, update your neighbours\n" \
-       "       -c count        Stop after sending count ARP request packets\n" \
+       "       -U              Unsolicited ARP mode, update your neighbors\n" \
+       "       -A              ARP answer mode, update your neighbors\n" \
+       "       -c N            Stop after sending N ARP requests\n" \
        "       -w timeout      Time to wait for ARP reply, in seconds\n" \
-       "       -I device       Outgoing interface name, default is eth0\n" \
-       "       -s sender       Set specific sender IP address\n" \
-       "       target          Target IP address of ARP request"
+       "       -I dev          Interface to use (default eth0)\n" \
+       "       -s sender       Sender IP address\n" \
+       "       target          Target IP address"
 
 #define ash_trivial_usage \
        "[FILE]...\n" \