Imported from libpng-1.2.2.tar
diff --git a/png.h b/png.h
index f352c37..94026b2 100644
--- a/png.h
+++ b/png.h
@@ -1,7 +1,7 @@
 
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.2.2rc1 - April 7, 2002
+ * libpng version 1.2.2 - April 15, 2002
  * Copyright (c) 1998-2002 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.)
@@ -9,7 +9,7 @@
  * 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 1.2.2rc1 - April 7, 2002: Glenn
+ *  libpng versions 0.97, January 1998, through 1.2.2 - April 15, 2002: Glenn
  *  See also "Contributing Authors", below.
  *
  * Note about libpng version numbers:
@@ -85,6 +85,8 @@
  *    1.0.13beta1             10    10013  10.so.0.1.0.13beta1
  *    1.0.13rc1               10    10013  10.so.0.1.0.13rc1
  *    1.2.2rc1                12    10202  12.so.0.1.2.2rc1
+ *    1.0.13                  10    10013  10.so.0.1.0.13
+ *    1.2.2                   12    10202  12.so.0.1.2.2
  *
  *    Henceforth the source version will match the shared-library major
  *    and minor numbers; the shared-library major version number will be
@@ -114,7 +116,7 @@
  * If you modify libpng you may insert additional notices immediately following
  * this sentence.
  *
- * libpng versions 1.0.7, July 1, 2000, through 1.2.2rc1, April 7, 2002, are
+ * libpng versions 1.0.7, July 1, 2000, through 1.2.2, April 15, 2002, are
  * Copyright (c) 2000-2001 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
@@ -219,13 +221,13 @@
  * Y2K compliance in libpng:
  * =========================
  *
- *    April 7, 2002
+ *    April 15, 2002
  *
  *    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 1.2.2rc1 are Y2K compliant.  It is my belief that earlier
+ *    upward through 1.2.2 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
@@ -281,7 +283,7 @@
  */
 
 /* Version information for png.h - this should match the version in png.c */
-#define PNG_LIBPNG_VER_STRING "1.2.2rc1"
+#define PNG_LIBPNG_VER_STRING "1.2.2"
 
 #define PNG_LIBPNG_VER_SONUM   0
 #define PNG_LIBPNG_VER_DLLNUM  %DLLNUM%
@@ -293,7 +295,7 @@
 /* This should match the numeric part of the final component of
  * PNG_LIBPNG_VER_STRING, omitting any leading zero: */
 
-#define PNG_LIBPNG_VER_BUILD  1
+#define PNG_LIBPNG_VER_BUILD  0
 
 #define PNG_LIBPNG_BUILD_ALPHA    1
 #define PNG_LIBPNG_BUILD_BETA     2
@@ -301,7 +303,7 @@
 #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 3
+#define PNG_LIBPNG_BUILD_TYPE 4
 
 /* Careful here.  At one time, Guy wanted to use 082, but that would be octal.
  * We must not include leading zeros.
@@ -1261,9 +1263,9 @@
 
 
 /* This prevents a compiler error in png.c if png.c and png.h are both at
-   version 1.2.2rc1
+   version 1.2.2
  */
-typedef png_structp version_1_2_2rc1;
+typedef png_structp version_1_2_2;
 
 typedef png_struct FAR * FAR * png_structpp;
 
@@ -2392,7 +2394,7 @@
 /* Maintainer: Put new public prototypes here ^, in libpng.3, and project defs */
 
 #define PNG_HEADER_VERSION_STRING \
-   " libpng version 1.2.2rc1 - April 7, 2002 (header)\n"
+   " libpng version 1.2.2 - April 15, 2002 (header)\n"
 
 #ifdef PNG_READ_COMPOSITE_NODIV_SUPPORTED
 /* With these routines we avoid an integer divide, which will be slower on