1 files changed, 2 insertions, 0 deletions
diff --git a/include/curl/curl.h b/include/curl/curl.h
index 66c27b773..f94afd7a3 100644
--- a/include/curl/curl.h
+++ b/include/curl/curl.h
@@ -600,6 +600,8 @@ typedef enum {
                                     */
   CURLE_RECURSIVE_API_CALL,      /* 93 - an api function was called from
                                     inside a callback */
+  CURLE_AUTH_ERROR,              /* 94 - an authentication function returned an
+                                    error */
   CURL_LAST /* never use! */
 } CURLcode;