$NetBSD: patch-SETUP.in,v 1.1 2020/03/18 18:00:22 joerg Exp $

--- SETUP.in.orig	2020-03-18 14:18:09.577117262 +0000
+++ SETUP.in
@@ -1021,7 +1021,7 @@ do_choose_resolution()
 	    fi
 	    ;;
     esac
-    if [ "$XRESOL" == "sound" ]; then
+    if [ "$XRESOL" = "sound" ]; then
 	RESOLUTION="sound"
     else
 	RESOLUTION=${XRESOL}x${YRESOL}