From f84efb247b0a60e5aeaf1d257e80cc2e1bec2e64 Mon Sep 17 00:00:00 2001
From: Eli Zaretskii <eliz@gnu.org>
Date: Sun, 28 Sep 2003 20:49:19 +0000
Subject: [PATCH] (tty_setup_colors): Treat any negative argument as -1.

---
 src/term.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/term.c b/src/term.c
index dba6b0e4a52..8e4eb21c362 100644
--- a/src/term.c
+++ b/src/term.c
@@ -2066,6 +2066,10 @@ void
 tty_setup_colors (mode)
      int mode;
 {
+  /* Canonicalize all negative values of MODE.  */
+  if (mode < -1)
+    mode = -1;
+
   switch (mode)
     {
       case -1:	 /* no colors at all */
-- 
2.30.2