/etc/pam.d/xscreensaver is in xscreensaver 5.15-2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 | #
# /etc/pam.d/xscreensaver - PAM behavior for xscreensaver
#
@include common-auth
@include common-account
|