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-rw-r--r--lib/smtp.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/smtp.c b/lib/smtp.c
index da7601724..a98f114ea 100644
--- a/lib/smtp.c
+++ b/lib/smtp.c
@@ -24,6 +24,7 @@
* RFC3207 SMTP over TLS
* RFC4422 Simple Authentication and Security Layer (SASL)
* RFC4616 PLAIN authentication
+ * RFC4752 The Kerberos V5 ("GSSAPI") SASL Mechanism
* RFC4954 SMTP Authentication
* RFC5321 SMTP protocol
* RFC6749 OAuth 2.0 Authorization Framework
@@ -317,6 +318,9 @@ static void state(struct connectdata *conn, smtpstate newstate)
"AUTH_DIGESTMD5_RESP",
"AUTH_NTLM",
"AUTH_NTLM_TYPE2MSG",
+ "AUTH_GSSAPI",
+ "AUTH_GSSAPI_TOKEN",
+ "AUTH_GSSAPI_NO_DATA",
"AUTH_XOAUTH2",
"AUTH_CANCEL",
"AUTH_FINAL",