$NetBSD: patch-ac,v 1.4 2015/05/20 07:27:21 wen Exp $

--- bwbasic.doc.orig	2015-05-20 14:17:40.000000000 +0000
+++ bwbasic.doc
@@ -1,36 +1,10 @@
-
-
-
-
-               Bywater BASIC Interpreter, version 3.00
-               ---------------------------------------------
-
-                    Copyright (c) 1993, Ted A. Campbell
-                  for bwBASIC version 2.10, 11 October 1993
-
-                  Copyright (c) 2014-2015, Howatd Wulf, AF5NE
-                  for bwBASIC version 3.00, 2015-04-05
-
-
-CONTENTS:
-
-   1. DESCRIPTION
-   2. TERMS OF USE
-   3. QUICK REFERENCE LIST OF COMMANDS AND FUNCTIONS
-   4. GENERAL NOTES ON USAGE
-   5. EXPANDED REFERENCE FOR COMMANDS AND FUNCTIONS
-   6. PREDEFINED VARIABLES
-   7. UNIMPLEMENTED COMMANDS AND FUNCTIONS
-      and AGENDA FOR DEVELOPMENT
-   8. THE STORY OF BYWATER BASIC
-   9. COMMUNICATIONS
-
-   The author wishes to express his thanks to Mr. David MacKenzie, 
-   who assisted in the development Unix installation and configuration
-   for this version.
-
-
-1. DESCRIPTION
+.Dd October 11, 1993
+.Dt bwBASIC 1
+.Os
+.Sh NAME
+.Nm bwBASIC
+.Nd BASIC Interpreter/Shell, version 2.10
+.Sh SYNOPSIS
 
    The Bywater BASIC Interpreter (bwBASIC) implements a large
    superset of the ANSI Standard for Minimal BASIC (X3.60-1978)
@@ -53,7 +27,7 @@ CONTENTS:
    into distinct lines as they are loaded.
 
 
-2. TERMS OF USE:
+.Sh TERMS OF USE:
 
    This version of Bywater BASIC is released under the terms of the 
    GNU General Public License (GPL), which is distributed with this 
@@ -64,7 +38,7 @@ CONTENTS:
    for information on which you should contact the author.
 
 
-3. QUICK REFERENCE LIST OF COMMANDS AND FUNCTIONS
+.Sh QUICK REFERENCE LIST OF COMMANDS AND FUNCTIONS
 
    Be aware that many of these commands and functions will not be
    available unless you have enabled a particular dialect using
@@ -380,7 +354,7 @@ CONTENTS:
      WRITE [# device-number,] element [, .... ]
    
 
-4. GENERAL NOTES ON USAGE:
+.Sh GENERAL NOTES ON USAGE:
 
    4.a. Interactive Environment
 
@@ -790,7 +764,7 @@ CONTENTS:
    END FUNCTION
    
    
-5. EXPANDED REFERENCE FOR COMMANDS AND FUNCTIONS
+.Sh EXPANDED REFERENCE FOR COMMANDS AND FUNCTIONS
    
    bwBASIC provides a simple "HELP" command to assist you in
    finding the command or function you are looking for.
@@ -6965,7 +6939,7 @@ DESCRIPTION: For file X, sets the line w
 
 
 
-6. PREDEFINED VARIABLES
+.Sh PREDEFINED VARIABLES
 
    BWB.EDITOR$
    BWB.FILES$
@@ -7003,7 +6977,7 @@ DESCRIPTION: For file X, sets the line w
    return the current OPTION TERMINAL setting.
    
    
-7. UNIMPLEMENTED COMMANDS AND FUNCTIONS, and AGENDA FOR DEVELOPMENT
+.Sh UNIMPLEMENTED COMMANDS AND FUNCTIONS, and AGENDA FOR DEVELOPMENT
 
    There are some items not implemented that have been so long
    a part of standard BASICs that their absence will seem surprising.
@@ -7172,7 +7146,7 @@ DESCRIPTION: For file X, sets the line w
    ZONEWIDTH
 
 
-8. THE STORY OF BYWATER BASIC
+.Sh THE STORY OF BYWATER BASIC
 
    This program was originally begun in 1982 by my grandmother, Mrs.
    Verda Spell of Beaumont, TX.  She was writing the program using
@@ -7194,7 +7168,7 @@ DESCRIPTION: For file X, sets the line w
    should know, though, that I myself am an historian, not a programmer.
 
 
-9. COMMUNICATIONS:
+.Sh COMMUNICATIONS:
 
    email:  tcamp@delphi.com