/etc/dhcp/dhclient-enter-hooks.d/avahi-autoipd is in avahi-autoipd 0.6.31-5.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | #!/bin/sh
# This file is part of avahi.
#
# avahi is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation; either version 2 of the
# License, or (at your option) any later version.
#
# avahi is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
# License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with avahi; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
# USA.
case "$reason" in
MEDIUM|ARPCHECK|ARPSEND|NBI)
;;
PREINIT|BOUND|RENEW|REBIND|REBOOT|STOP|RELEASE)
/usr/sbin/avahi-autoipd -k $interface 2> /dev/null
;;
EXPIRE|FAIL|TIMEOUT)
# Starting avahi-autoipd is left for the exit hook
;;
esac
|