Prep for 3.3.1 release.

configure

@@ -2824,7 +2824,14 @@ case $host_os in *\ *) host_os=`echo "$host_os" | sed 's/ /-/g'`;; esac
 
 
 host_os_name=`echo $host_os | sed -e '1,$s/[0-9.]*$//g'`
-host_os_version=`echo $host_os | sed -e '1,$s/^[^0-9.]*//g'`
+host_os_version="$(echo $host_os | sed -e '1,$s/^[^0-9.]*//g' | awk -F. '{print $1 $2}')"
+# Linux often does not yield an OS version we can use...
+if test "x$host_os_version" = x
+then :
+
+    host_os_version="0"
+
+fi
 
 
 ac_config_headers="$ac_config_headers config.h"
@@ -2867,7 +2874,29 @@ then :
 
 else $as_nop
 
-    ARCHFLAGS=""
+    case "$host_os_name" in #(
+  darwin*) :
+
+        if test "$host_os_version" -ge 200 -a x$enable_debug != xyes
+then :
+
+            # macOS 11.0 and higher support the Apple Silicon (arm64) CPUs
+	    ARCHFLAGS="-mmacosx-version-min=10.14 -arch x86_64 -arch arm64"
+
+elif test x$enable_debug != xyes
+then :
+
+	    ARCHFLAGS="-mmacosx-version-min=10.14 -arch x86_64"
+
+fi
+     ;; #(
+  *) :
+
+	ARCHFLAGS=""
+     ;; #(
+  *) :
+     ;;
+esac
 
 fi
 

configure.ac

@@ -3,7 +3,7 @@ dnl Configuration script for Mini-XML, a small XML file parsing library.
 dnl
 dnl https://www.msweet.org/mxml
 dnl
-dnl Copyright © 2003-2021 by Michael R Sweet.
+dnl Copyright © 2003-2022 by Michael R Sweet.
 dnl
 dnl Licensed under Apache License v2.0.  See the file "LICENSE" for more
 dnl information.
@@ -28,7 +28,11 @@ AC_CANONICAL_BUILD
 AC_CANONICAL_HOST
 
 [host_os_name=`echo $host_os | sed -e '1,$s/[0-9.]*$//g'`]
-[host_os_version=`echo $host_os | sed -e '1,$s/^[^0-9.]*//g'`]
+[host_os_version="$(echo $host_os | sed -e '1,$s/^[^0-9.]*//g' | awk -F. '{print $1 $2}')"]
+# Linux often does not yield an OS version we can use...
+AS_IF([test "x$host_os_version" = x], [
+    host_os_version="0"
+])
 
 
 dnl Set the name of the config header file...
@@ -60,7 +64,16 @@ AC_ARG_WITH([ansi], AS_HELP_STRING([--with-ansi], [set full ANSI C mode, default
 AC_ARG_WITH([archflags], AS_HELP_STRING([--with-archflags], [set additional architecture flags, default=none]), [
     ARCHFLAGS="$withval"
 ], [
-    ARCHFLAGS=""
+    AS_CASE(["$host_os_name"], [darwin*], [
+        AS_IF([test "$host_os_version" -ge 200 -a x$enable_debug != xyes], [
+            # macOS 11.0 and higher support the Apple Silicon (arm64) CPUs
+	    ARCHFLAGS="-mmacosx-version-min=10.14 -arch x86_64 -arch arm64"
+	], [test x$enable_debug != xyes], [
+	    ARCHFLAGS="-mmacosx-version-min=10.14 -arch x86_64"
+	])
+    ], [*], [
+	ARCHFLAGS=""
+    ])
 ])
 AC_SUBST([ARCHFLAGS])
 

doc/body.md

@@ -1,7 +1,7 @@
 ---
 title: Mini-XML 3.3 Programming Manual
 author: Michael R Sweet
-copyright: Copyright © 2003-2021, All Rights Reserved.
+copyright: Copyright © 2003-2022, All Rights Reserved.
 version: 3.3
 ...
 

doc/mxml.3

@@ -1,4 +1,4 @@
-.TH mxml 3 "Mini-XML API" "2021-10-26" "Mini-XML API"
+.TH mxml 3 "Mini-XML API" "2022-07-25" "Mini-XML API"
 .SH NAME
 mxml \- Mini-XML API
 .SH INCLUDE FILE

doc/mxml.html

@@ -6,7 +6,7 @@
 <meta name="generator" content="codedoc v3.7">
 <meta name="author" content="Michael R Sweet">
 <meta name="language" content="en-US">
-<meta name="copyright" content="Copyright © 2003-2021, All Rights Reserved.">
+<meta name="copyright" content="Copyright © 2003-2022, All Rights Reserved.">
 <meta name="version" content="3.3">
 <style type="text/css"><!--
 body {
@@ -247,7 +247,7 @@
 <p><img class="title" src="mxml-cover.png"></p>
 <h1 class="title">Mini-XML 3.3 Programming Manual</h1>
 <p>Michael R Sweet</p>
-<p>Copyright © 2003-2021, All Rights Reserved.</p>
+<p>Copyright © 2003-2022, All Rights Reserved.</p>
 </div>
 <div class="contents">
 <h2 class="title">Contents</h2>