[devel] Show differences between 1.2.40 and 1.4.0

instead of between 1.2.41 and 1.4.0 in documentation.
diff --git a/ANNOUNCE b/ANNOUNCE
index 2458771..3c4ffec 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -1,5 +1,5 @@
 
-Libpng 1.4.0beta92 - November 3, 2009
+Libpng 1.4.0beta92 - November 5, 2009
 
 This is not intended to be a public release.  It will be replaced
 within a few weeks by a public version or by another test version.
@@ -605,7 +605,7 @@
   Patched ltmain.sh for wince support.
   Added PNG_CONVERT_tIME_SUPPORTED macro.
 
-version 1.4.0beta92 [November 3, 2009]
+version 1.4.0beta92 [November 5, 2009]
   Make inclusion of time.h in pngconf.h depend on PNG_CONVERT_tIME_SUPPORTED
   Make #define PNG_CONVERT_tIME_SUPPORTED depend on PNG_WRITE_tIME_SUPPORTED
 
diff --git a/CHANGES b/CHANGES
index ef32269..0f58935 100644
--- a/CHANGES
+++ b/CHANGES
@@ -2291,9 +2291,11 @@
   Patched ltmain.sh for wince support.
   Added PNG_CONVERT_tIME_SUPPORTED macro.
 
-version 1.4.0beta92 [November 3, 2009]
+version 1.4.0beta92 [November 5, 2009]
   Make inclusion of time.h in pngconf.h depend on PNG_CONVERT_tIME_SUPPORTED
   Make #define PNG_CONVERT_tIME_SUPPORTED depend on PNG_WRITE_tIME_SUPPORTED
+  Revised libpng*.txt to describe differences from 1.2.40 to 1.4.0 (instead
+    of from 1.2.41)
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit
diff --git a/libpng-1.4.0beta92.txt b/libpng-1.4.0beta92.txt
index 9129372..d7b6b87 100644
--- a/libpng-1.4.0beta92.txt
+++ b/libpng-1.4.0beta92.txt
@@ -1,6 +1,6 @@
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.4.0beta92 - November 3, 2009
+ libpng version 1.4.0beta92 - November 5, 2009
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2009 Glenn Randers-Pehrson
@@ -11,7 +11,7 @@
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.4.0beta92 - November 3, 2009
+ libpng versions 0.97, January 1998, through 1.4.0beta92 - November 5, 2009
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2009 Glenn Randers-Pehrson
 
@@ -3005,6 +3005,16 @@
 which also expands tRNS to alpha was replaced with
     png_set_expand_gray_1_2_4_to_8()
 which does not. It has been deprecated since libpng-1.0.18 and 1.2.9.
+IX.  Changes to Libpng from version 1.0.x/1.2.x to 1.4.x
+
+Private libpng prototypes and macro definitions were moved from
+png.h and pngconf.h into a new pngpriv.h header file.
+
+Support for global arrays was removed.
+
+Some obsolete/deprecated macros and functions have been removed.
+
+The PNG_1_0_X and PNG_1_2_X macros were eliminated.
 
 Functions png_set_benign_errors(), png_benign_error(), and
 png_chunk_benign_error() were added.
@@ -3037,17 +3047,6 @@
 
 Checking for and reporting of errors in the IHDR chunk is more thorough.
 
-IX.  Changes to Libpng from version 1.0.x/1.2.x to 1.4.x
-
-Private libpng prototypes and macro definitions were moved from
-png.h and pngconf.h into a new pngpriv.h header file.
-
-Support for global arrays was removed.
-
-Some obsolete/deprecated macros and functions have been removed.
-
-The PNG_1_0_X and PNG_1_2_X macros were eliminated.
-
 The PNG_LEGACY_SUPPORTED macro was eliminated.
 
 Many WIN32_WCE #ifdefs were removed.
@@ -3226,7 +3225,7 @@
 
 XIII. Y2K Compliance in libpng
 
-November 3, 2009
+November 5, 2009
 
 Since the PNG Development group is an ad-hoc body, we can't make
 an official declaration.
diff --git a/libpng.3 b/libpng.3
index cc1cf30..3d0e18c 100644
--- a/libpng.3
+++ b/libpng.3
@@ -3814,6 +3814,16 @@
 which also expands tRNS to alpha was replaced with
     png_set_expand_gray_1_2_4_to_8()
 which does not. It has been deprecated since libpng-1.0.18 and 1.2.9.
+.SH IX.  Changes to Libpng from version 1.0.x/1.2.x to 1.4.x
+
+Private libpng prototypes and macro definitions were moved from
+png.h and pngconf.h into a new pngpriv.h header file.
+
+Support for global arrays was removed.
+
+Some obsolete/deprecated macros and functions have been removed.
+
+The PNG_1_0_X and PNG_1_2_X macros were eliminated.
 
 Functions png_set_benign_errors(), png_benign_error(), and
 png_chunk_benign_error() were added.
@@ -3846,17 +3856,6 @@
 
 Checking for and reporting of errors in the IHDR chunk is more thorough.
 
-.SH IX.  Changes to Libpng from version 1.0.x/1.2.x to 1.4.x
-
-Private libpng prototypes and macro definitions were moved from
-png.h and pngconf.h into a new pngpriv.h header file.
-
-Support for global arrays was removed.
-
-Some obsolete/deprecated macros and functions have been removed.
-
-The PNG_1_0_X and PNG_1_2_X macros were eliminated.
-
 The PNG_LEGACY_SUPPORTED macro was eliminated.
 
 Many WIN32_WCE #ifdefs were removed.