#define af_pass_message 0x02000000 /* pass message in bounces */
#define af_bad_reply 0x04000000 /* filter could not generate autoreply */
+#ifdef EXPERIMENTAL_PRDR
+# define af_prdr_used 0x08000000 /* delivery used SMTP PRDR */
+#endif
+
/* These flags must be propagated when a child is created */
#define af_propagate (af_ignore_error)