From 2d04cacc5322951f187bb17e017c12920ac8ebe2 Mon Sep 17 00:00:00 2001
From: Mark Zbikowski
Date: Thu, 25 Apr 2024 21:24:10 +0100
Subject: MZ is back!

---
 v4.0/src/DOS/HIGHSW.ASM | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 v4.0/src/DOS/HIGHSW.ASM

(limited to 'v4.0/src/DOS/HIGHSW.ASM')

diff --git a/v4.0/src/DOS/HIGHSW.ASM b/v4.0/src/DOS/HIGHSW.ASM
new file mode 100644
index 0000000..9bd758f
--- /dev/null
+++ b/v4.0/src/DOS/HIGHSW.ASM
@@ -0,0 +1,29 @@
+;	SCCSID = @(#)highsw.asm	1.1 85/04/10
+TRUE	EQU	0FFFFH
+FALSE	EQU	NOT TRUE
+
+; Use the switches below to produce the standard Microsoft version or the IBM
+; version of the operating system
+MSVER	EQU	TRUE
+IBM	EQU	FALSE
+WANG	EQU	FALSE
+ALTVECT EQU	FALSE
+
+; Set this switch to cause DOS to move itself to the end of memory
+HIGHMEM EQU	TRUE
+
+	IF	IBM
+ESCCH	EQU	0			; character to begin escape seq.
+TOGLPRN EQU	TRUE			;One key toggles printer echo
+ZEROEXT EQU	TRUE
+	ELSE
+	IF	WANG			;Are we assembling for WANG?
+ESCCH	EQU	1FH			;Yes. Use 1FH for escape character
+	ELSE
+ESCCH	EQU	1BH
+	ENDIF
+CANCEL	EQU	"X"-"@" 		;Cancel with Ctrl-X
+TOGLPRN EQU	FALSE			;Separate keys for printer echo on
+					;and off
+ZEROEXT EQU	TRUE
+	ENDIF
-- 
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