+#if !defined(NO_DEFAULT_PEERCRED) && !defined(ADD_DEFAULT_PEERCRED)
+# define NO_DEFAULT_PEERCRED
+#endif
+
+#if !defined(DEFAULT_PEERSEC_LABEL)
+# define DEFAULT_PEERSEC_LABEL "NoLabel"
+#endif
+#if !defined(DEFAULT_PEERCRED_UID)
+# define DEFAULT_PEERCRED_UID 99 /* nobody */
+#endif
+#if !defined(DEFAULT_PEERCRED_GID)
+# define DEFAULT_PEERCRED_GID 99 /* nobody */
+#endif
+#if !defined(DEFAULT_PEERCRED_PID)
+# define DEFAULT_PEERCRED_PID 0 /* no process */
+#endif
+
+static char export_format[] = "%x:%x:%x-%s";
+static char import_format[] = "%x:%x:%x-%n";
+