1 files changed, 10 insertions, 0 deletions
diff --git a/vtysh/vtysh_main.c b/vtysh/vtysh_main.c
index 86fa62f474..7e979f2c8f 100644
--- a/vtysh/vtysh_main.c
+++ b/vtysh/vtysh_main.c
@@ -30,6 +30,16 @@
 #include <readline/readline.h>
 #include <readline/history.h>
 
+/*
+ * The append_history function only appears in newer versions
+ * of the readline library it appears like.  Since we don't
+ * need this just silently ignore the code on these
+ * ancient platforms.
+ */
+#if !defined HAVE_APPEND_HISTORY
+#define append_history(A, B)
+#endif
+
 #include <lib/version.h>
 #include "getopt.h"
 #include "command.h"