Imported from libpng-1.2.1beta2.tar
diff --git a/pngwutil.c b/pngwutil.c
index 8282da6..3e1b345 100644
--- a/pngwutil.c
+++ b/pngwutil.c
@@ -1,7 +1,7 @@
/* pngwutil.c - utilities to write a PNG file
*
- * libpng 1.2.1beta1 - October 19, 2001
+ * libpng 1.2.1beta2 - October 25, 2001
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2001 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@@ -608,7 +608,8 @@
PNG_IEND;
#endif
png_debug(1, "in png_write_IEND\n");
- png_write_chunk(png_ptr, (png_bytep)png_IEND, NULL, (png_size_t)0);
+ png_write_chunk(png_ptr, (png_bytep)png_IEND, (png_bytep)NULL,
+ (png_size_t)0);
png_ptr->mode |= PNG_HAVE_IEND;
}