--- /dev/null
+#
+# The PAM configuration file for the Shadow `chsh' service
+#
+
+# This will not allow a user to change their shell unless
+# their current one is listed in /etc/shells. This keeps
+# accounts with special shells from changing them.
+auth required pam_shells.so
+
+# This allows root to change user shell without being
+# prompted for a password
+auth sufficient pam_rootok.so
+
+# The standard Unix authentication modules, used with
+# NIS (man nsswitch) as well as normal /etc/passwd and
+# /etc/shadow entries.
+@include common-auth
+@include common-account
+@include common-session
+