/usr/share/doc/libpam-smbpass/examples/password-sync is in libpam-smbpass 2:3.6.3-2ubuntu2.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | #%PAM-1.0
# password-sync
#
# A sample PAM configuration that shows the use of pam_smbpass to make
# sure private/smbpasswd is kept in sync when /etc/passwd (/etc/shadow)
# is changed. Useful when an expired password might be changed by an
# application (such as ssh).
auth requisite pam_nologin.so
auth required pam_unix.so
account required pam_unix.so
password requisite pam_cracklib.so retry=3
password requisite pam_unix.so shadow md5 use_authtok try_first_pass
password required pam_smbpass.so nullok use_authtok try_first_pass
session required pam_unix.so
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