Arping 2.23

Notable changes:
* Work around VLAN bug in libpcap 1.7-1.9.0
* Linux: Experimental support for seccomp (off by default)
* Android: Don't attempt to use caps if header files missing
* OpenBSD: try lo0, not just lo, for interface fallback
* Made -P set target MAC address (-t)

Arping 2.22

Only real changes are to support newer version of unit test framework.

Arping 2.21

Notable changes:
* Use more modern pcap API calls, when available
* Add payload data to mac ping
* chdir(/) after chroot()
* Misc minor cleanup

Arping 2.20

Notable changes:
* Improved support for cross-compile
* Use unveil(2) and pledge(2) where available (i.e. OpenBSD)
* Fix false duplicates when destination address is *also* assigned to local interface
* Minor typo-level fixes

Arping 2.19

Notable changes:
* Added -g to drop privs to alternate user (for Android)
* Slightly improved error messages

Arping 2.18

Notable changes:
* Make -w/-W work like 'ping'

Arping 2.17

Notable changes:
* Add padding to packets to work on Raspberry Pi 3

Arping 2.16.

Notable changes:
* VLAN tagging (Nikolay Aleksandrov)
* 802.1Q priority (Nikolay Aleksandrov)
* Added a bunch of unit tests.
* Be more lazy about initializing libnet.
  This fixes issues where arping would sometimes pick an unsuitable
  device during arg parsing, if the "first" device on the system is
  not a "normal" device.

Arping 2.15

Notable changes:
* Set immediate mode to get more accurate timing measurements.
* Added -m to set alternative time sources, where available.

Arping 2.14

Notable changes:
* Drop privileges, where possible.
* Added ability to send unsolicited replies, instead of requests (-P).
* Quit after N replies, with -C <N>
* Beeping (-a) now works in quiet (-q) and cisco (-D) mode.
* Cisco mode (-D) now works when pinging MACs.
* Work around libnet interface autodetection bug.
* Added -W, like -w but in seconds.
* Improved error messages a bit.