Imported from libpng-1.2.7beta1.tar
diff --git a/png.h b/png.h
index 73253d4..8b4632f 100644
--- a/png.h
+++ b/png.h
@@ -1,6 +1,6 @@
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.2.6 - August 15, 2004
+ * libpng version 1.2.7beta1 - August 26, 2004
  * Copyright (c) 1998-2004 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
  * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
@@ -8,7 +8,7 @@
  * Authors and maintainers:
  *  libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat
  *  libpng versions 0.89c, June 1996, through 0.96, May 1997: Andreas Dilger
- *  libpng versions 0.97, January 1998, through 1.2.6 - August 15, 2004: Glenn
+ *  libpng versions 0.97, January 1998, through 1.2.7beta1 - August 26, 2004: Glenn
  *  See also "Contributing Authors", below.
  *
  * Note about libpng version numbers:
@@ -101,6 +101,7 @@
  *    1.2.6beta1-4            13    10206  12.so.0.1.2.6beta1-4
  *    1.0.16                  10    10016  10.so.0.1.0.16
  *    1.2.6                   13    10206  12.so.0.1.2.6
+ *    1.2.7beta1              13    10207  12.so.0.1.2.7beta1
  *
  *    Henceforth the source version will match the shared-library major
  *    and minor numbers; the shared-library major version number will be
@@ -120,8 +121,8 @@
  *    in binary compatibility (e.g., when a new feature is added).
  *
  * See libpng.txt or libpng.3 for more information.  The PNG specification
- * is available as RFC 2083 <ftp://ftp.uu.net/graphics/png/documents/>
- * and as a W3C Recommendation <http://www.w3.org/TR/REC.png.html>
+ * is available as a W3C Recommendation and as an ISO Specification,
+ * <http://www.w3.org/TR/2003/REC-PNG-20031110/
  */
 
 /*
@@ -130,17 +131,17 @@
  * If you modify libpng you may insert additional notices immediately following
  * this sentence.
  *
- * libpng version 1.2.6, August 15, 2004, is
- * Copyright (c) 2004 Glenn Randers-Pehrson, and is
+ * libpng versions 1.2.6, August 15, 2004, through 1.2.7beta1, August 26, 2004, are
+ * Copyright (c) 2004 Glenn Randers-Pehrson, and are
  * distributed according to the same disclaimer and license as libpng-1.2.5
- * with the following individual added to the list of Contributing Authors
+ * with the following individual added to the list of Contributing Authors:
  *
  *    Cosmin Truta
  *
- * libpng versions 1.0.7, July 1, 2000, through 1.2.5 - October 3, 2002, are
+ * libpng versions 1.0.7, July 1, 2000, through 1.2.5, October 3, 2002, are
  * Copyright (c) 2000-2002 Glenn Randers-Pehrson, and are
  * distributed according to the same disclaimer and license as libpng-1.0.6
- * with the following individuals added to the list of Contributing Authors
+ * with the following individuals added to the list of Contributing Authors:
  *
  *    Simon-Pierre Cadieux
  *    Eric S. Raymond
@@ -156,8 +157,8 @@
  *    the user.
  *
  * libpng versions 0.97, January 1998, through 1.0.6, March 20, 2000, are
- * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
- * Distributed according to the same disclaimer and license as libpng-0.96,
+ * Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson, and are
+ * distributed according to the same disclaimer and license as libpng-0.96,
  * with the following individuals added to the list of Contributing Authors:
  *
  *    Tom Lane
@@ -242,13 +243,13 @@
  * Y2K compliance in libpng:
  * =========================
  *
- *    August 15, 2004
+ *    August 26, 2004
  *
  *    Since the PNG Development group is an ad-hoc body, we can't make
  *    an official declaration.
  *
  *    This is your unofficial assurance that libpng from version 0.71 and
- *    upward through 1.2.6 are Y2K compliant.  It is my belief that earlier
+ *    upward through 1.2.7beta1 are Y2K compliant.  It is my belief that earlier
  *    versions were also Y2K compliant.
  *
  *    Libpng only has three year fields.  One is a 2-byte unsigned integer
@@ -304,9 +305,9 @@
  */
 
 /* Version information for png.h - this should match the version in png.c */
-#define PNG_LIBPNG_VER_STRING "1.2.6"
+#define PNG_LIBPNG_VER_STRING "1.2.7beta1"
 #define PNG_HEADER_VERSION_STRING \
-   " libpng version 1.2.6 - August 15, 2004 (header)\n"
+   " libpng version 1.2.7beta1 - August 26, 2004 (header)\n"
 
 #define PNG_LIBPNG_VER_SONUM   0
 #define PNG_LIBPNG_VER_DLLNUM  %DLLNUM%
@@ -314,11 +315,11 @@
 /* These should match the first 3 components of PNG_LIBPNG_VER_STRING: */
 #define PNG_LIBPNG_VER_MAJOR   1
 #define PNG_LIBPNG_VER_MINOR   2
-#define PNG_LIBPNG_VER_RELEASE 6
+#define PNG_LIBPNG_VER_RELEASE 7
 /* This should match the numeric part of the final component of
  * PNG_LIBPNG_VER_STRING, omitting any leading zero: */
 
-#define PNG_LIBPNG_VER_BUILD  0
+#define PNG_LIBPNG_VER_BUILD  1
 
 #define PNG_LIBPNG_BUILD_ALPHA    1
 #define PNG_LIBPNG_BUILD_BETA     2
@@ -326,14 +327,14 @@
 #define PNG_LIBPNG_BUILD_STABLE   4
 #define PNG_LIBPNG_BUILD_TYPEMASK 7
 #define PNG_LIBPNG_BUILD_PATCH    8 /* Can be OR'ed with STABLE only */
-#define PNG_LIBPNG_BUILD_TYPE 4
+#define PNG_LIBPNG_BUILD_TYPE 2
 
 /* Careful here.  At one time, Guy wanted to use 082, but that would be octal.
  * We must not include leading zeros.
  * Versions 0.7 through 1.0.0 were in the range 0 to 100 here (only
  * version 1.0.0 was mis-numbered 100 instead of 10000).  From
  * version 1.0.1 it's    xxyyzz, where x=major, y=minor, z=release */
-#define PNG_LIBPNG_VER 10206 /* 1.2.6 */
+#define PNG_LIBPNG_VER 10207 /* 1.2.7 */
 
 #ifndef PNG_VERSION_INFO_ONLY
 
@@ -1310,7 +1311,7 @@
 /* This triggers a compiler error in png.c, if png.c and png.h
  * do not agree upon the version number.
  */
-typedef png_structp version_1_2_6;
+typedef png_structp version_1_2_7beta1;
 
 typedef png_struct FAR * FAR * png_structpp;