/lib/live/config/101-apport is in live-config 3.0~a22-1ubuntu1.
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 32 33 34  | #!/bin/sh
## live-config(7) - System Configuration Scripts
## Copyright (C) 2006-2011 Daniel Baumann <daniel@debian.org>
##
## live-config comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
## This is free software, and you are welcome to redistribute it
## under certain conditions; see COPYING for details.
Apport ()
{
	# Checking if package is installed or already configured
	if [ ! -e /var/lib/dpkg/info/apport.list ] || \
	   [ -e /var/lib/live/config/apport ]
	then
		return
	fi
	echo -n " apport"
	Configure_apport
}
Configure_apport ()
{
	# Enabling detection of crashes
	sed -i -e 's|enabled=0|enabled=1|' /etc/default/apport
	# Creating state file
	touch /var/lib/live/config/apport
}
Apport
 |