EXPORTED {

  # published PAM service functions

  global:

    pam_sm_acct_mgmt;

    pam_sm_authenticate;

    pam_sm_chauthtok;

    pam_sm_close_session;

    pam_sm_open_session;

    pam_sm_setcred;

  # everything else should not be exported

  local:

    *;

};