diff --git a/bits/confname.h b/bits/confname.h
index f6fea1fc29..5836017c12 100644
--- a/bits/confname.h
+++ b/bits/confname.h
@@ -509,6 +509,21 @@ enum
 #define _SC_V7_LP64_OFF64		_SC_V7_LP64_OFF64
     _SC_V7_LPBIG_OFFBIG,
 #define _SC_V7_LPBIG_OFFBIG		_SC_V7_LPBIG_OFFBIG
+
+    _SC_SS_REPL_MAX,
+#define _SC_SS_REPL_MAX			_SC_SS_REPL_MAX
+
+    _SC_TRACE_EVENT_NAME_MAX,
+#define _SC_TRACE_EVENT_NAME_MAX	_SC_TRACE_EVENT_NAME_MAX
+    _SC_TRACE_NAME_MAX,
+#define _SC_TRACE_NAME_MAX		_SC_TRACE_NAME_MAX
+    _SC_TRACE_SYS_MAX,
+#define _SC_TRACE_SYS_MAX		_SC_TRACE_SYS_MAX
+    _SC_TRACE_USER_EVENT_MAX,
+#define _SC_TRACE_USER_EVENT_MAX	_SC_TRACE_USER_EVENT_MAX
+
+    _SC_XOPEN_STREAMS,
+#define _SC_XOPEN_STREAMS		_SC_XOPEN_STREAMS
   };
 
 /* Values for the NAME argument to `confstr'.  */