[libpng10] Imported from libpng-1.0.32.tar

CHANGES

@@ -2037,7 +2037,7 @@ version 1.2.25beta03 [January 22, 2008]
   Change "if (swidth == NULL)" to "if (sheight == NULL)" in png_handle_sCAL
     (bug introduced in libpng-1.2.4/1.0.13).
   Return from png_destroy_read_struct() if png_ptr_ptr is NULL.
-  Fix overflow of "msg" in png_decompres_chunk().
+  Fix overflow of "msg" in png_decompress_chunk().
 
 version 1.2.25beta04 [January 26, 2008]
   Work around Coverity bug report by slightly refactoring
@@ -2065,6 +2065,30 @@ version 1.2.25rc02 [February 10, 2008]
 version 1.2.25 and 1.0.31 [February 18, 2008]
   No changes.
 
+version 1.2.26beta01 [February 21, 2008]
+  Added missing "(" in pngmem.c.  Bug introduced in libpng-1.2.2/1.0.13
+
+version 1.2.26beta02 [March 12, 2008]
+  Refined error message returned from deflateInit2 in pngwutil.c
+  Check IHDR length in png_push_read_chunk() before saving it.
+
+version 1.2.26beta03 [March 16, 2008]
+  Revised contrib/gregbook to handle premature end-of-file and file
+    read errors correctly.
+
+version 1.2.26beta04 [March 18, 2008]
+  Free png_ptr->big_row_buf and png_ptr->prev_row before allocating
+    new copies in png_read_start_row().  Bug introduced in libpng-1.2.22.
+
+version 1.2.26beta05 [March 19, 2008]
+  Removed extra png_free() added in libpng-1.2.26beta04.
+
+version 1.2.26beta06 [March 19, 2008]
+  Avoid reallocating big_row_buf and prev_row when the size does not increase.
+
+version 1.2.26rc01 [April 2, 2008]
+  Ifdef out some code that is unused when interlacing is not supported.
+
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