$NetBSD: patch-aa,v 1.6 2006/07/06 20:51:25 adam Exp $

--- pngcrush.c.orig	2006-07-06 22:32:25.000000000 +0200
+++ pngcrush.c	2006-07-06 22:41:02.000000000 +0200
@@ -444,9 +444,6 @@
 int png_crc_error(png_structp png_ptr);
 int png_crc_finish(png_structp png_ptr, png_uint_32 skip);
 
-png_uint_32 png_get_uint_31(png_structp png_ptr, png_bytep buf);
-png_uint_32 png_get_uint_32(png_bytep buf);
-void png_save_uint_32(png_bytep buf, png_uint_32 i);
 
 #ifdef PNG_USER_MEM_SUPPORTED
 png_voidp png_debug_malloc(png_structp png_ptr, png_uint_32 size);
@@ -482,38 +479,6 @@
  * ============================================================
  */
 
-#ifndef PNG_READ_BIG_ENDIAN_SUPPORTED
-/* Grab an unsigned 32-bit integer from a buffer in big-endian format. */
-png_uint_32 /* PRIVATE */
-png_get_uint_32(png_bytep buf)
-{
-   png_uint_32 i = ((png_uint_32)(*buf) << 24) +
-      ((png_uint_32)(*(buf + 1)) << 16) +
-      ((png_uint_32)(*(buf + 2)) << 8) +
-      (png_uint_32)(*(buf + 3));
-
-   return (i);
-}
-#else
-#  define png_get_uint_32(buf) ( *((png_uint_32p) (buf)))
-#endif
-png_uint_32 /* PRIVATE */
-png_get_uint_31(png_structp png_ptr, png_bytep buf)
-{
-   png_uint_32 i = png_get_uint_32(buf);
-   if (i > PNG_UINT_31_MAX)
-     png_error(png_ptr, "PNG unsigned integer out of range.\n");
-   return (i);
-}
-void /* PRIVATE */
-png_save_uint_32(png_bytep buf, png_uint_32 i)
-{
-   buf[0] = (png_byte)((i >> 24) & 0xff);
-   buf[1] = (png_byte)((i >> 16) & 0xff);
-   buf[2] = (png_byte)((i >> 8) & 0xff);
-   buf[3] = (png_byte)(i & 0xff);
-}
-
 /* Reset the CRC variable to 32 bits of 1's.  Care must be taken
  * in case CRC is > 32 bits to leave the top bits 0.
  */