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-rw-r--r--src/include/libpq/pqcomm.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/include/libpq/pqcomm.h b/src/include/libpq/pqcomm.h
index 66ba359390..5268d442ab 100644
--- a/src/include/libpq/pqcomm.h
+++ b/src/include/libpq/pqcomm.h
@@ -123,6 +123,7 @@ extern PGDLLIMPORT bool Db_user_namespace;
#define AUTH_REQ_SASL 10 /* Begin SASL authentication */
#define AUTH_REQ_SASL_CONT 11 /* Continue SASL authentication */
#define AUTH_REQ_SASL_FIN 12 /* Final SASL message */
+#define AUTH_REQ_MAX AUTH_REQ_SASL_FIN /* maximum AUTH_REQ_* value */
typedef uint32 AuthRequest;