From b759d73fe5f2d57bd9636df0697bdb273b011fd9 Mon Sep 17 00:00:00 2001
From: Mark Pizzolato <mark@infocomm.com>
Date: Tue, 2 Oct 2018 12:53:08 -0700
Subject: [PATCH] PDP11: Avoid reference to display.h when building without
 display support

---
 PDP11/pdp11_stddev.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/PDP11/pdp11_stddev.c b/PDP11/pdp11_stddev.c
index af837ee0..2f92121d 100644
--- a/PDP11/pdp11_stddev.c
+++ b/PDP11/pdp11_stddev.c
@@ -63,7 +63,9 @@
 
 #include "pdp11_defs.h"
 #include "sim_tmxr.h"
+#if defined(USE_DISPLAY)
 #include "display/display.h"
+#endif
 
 #define TTICSR_IMP      (CSR_DONE + CSR_IE)             /* terminal input */
 #define TTICSR_RW       (CSR_IE)