Change default charset on Windows (WIN32C) from dos to utf-8.

NEWS

@@ -15,6 +15,8 @@
 
 * Add --match-shift option.
 
+* Change default character set on Windows from dos to utf-8.
+
 * Improve behavior of interrupt while reading non-terminated pipe
   (github #414).
 

charset.c

@@ -414,15 +414,6 @@ static void set_charset(void)
 {
 	char *s;
 
-#if MSDOS_COMPILER==WIN32C
-	/*
-	 * If the Windows console is using UTF-8, we'll use it too.
-	 */
-	if (GetConsoleOutputCP() == CP_UTF8)
-		if (icharset("utf-8", 1))
-			return;
-#endif
-
 	ichardef_utf(lgetenv("LESSUTFCHARDEF"));
 
 	/*
@@ -476,10 +467,17 @@ static void set_charset(void)
 	ilocale();
 #else
 #if MSDOS_COMPILER
+#if MSDOS_COMPILER==WIN32C
+	/*
+	 * Default to "utf-8" on Windows.
+	 */
+	(void) icharset("utf-8", 1);
+#else
 	/*
 	 * Default to "dos".
 	 */
 	(void) icharset("dos", 1);
+#endif
 #else
 	/*
 	 * Default to "latin1".

less.nro.VER

@@ -1810,6 +1810,7 @@ variables.
 Finally, if the
 .I setlocale
 interface is also not available, the default character set is latin1.
+On Windows the default character set is utf-8.
 .PP
 Control and binary characters are displayed in standout (reverse video).
 Each such character is displayed in caret notation if possible

version.c

@@ -997,7 +997,8 @@ v644  9/16/23   Improve ^C on non-terminated pipe; fix crash when files are
                 deleted; support large files and non-BMP chars on Windows; 
                 fix # bug; don't filter header lines; fix shifting long lines;
                 add --match-shift.
-v645            Update Unicode tables; fix ESC-} bug.
+v645            Default Windows charset is utf-8; update Unicode tables;
+                fix ESC-} bug.
 */
 
 char version[] = "645x";