1 files changed, 2 insertions, 0 deletions
diff --git a/lib/urldata.h b/lib/urldata.h
index 6aaadca6f..6882e0a65 100644
--- a/lib/urldata.h
+++ b/lib/urldata.h
@@ -1791,6 +1791,8 @@ struct UserDefined {
   BIT(doh); /* DNS-over-HTTPS enabled */
   BIT(doh_get); /* use GET for DoH requests, instead of POST */
   BIT(http09_allowed); /* allow HTTP/0.9 responses */
+  BIT(mail_rcpt_allowfails); /* allow RCPT TO command to fail for some
+                                recipients */
 };
 
 struct Names {