Example 32. 

  Dir(.etc.security.section)
  (["/etc/security/pam_pwcheck.conf", "/etc/security/pam_unix2.conf"])

  Read(.etc.security.v."/etc/security/pam_pwcheck.conf".password)
  (["nullok", "cracklib")

  Write(.etc.security.v."/etc/security/pam_pwcheck.conf".password,
	"cracklib md5")
  (true)