$OpenBSD: patch-libmb_mbpixbuf_c,v 1.1 2011/07/08 20:38:01 naddy Exp $

Fix build with png-1.5.

--- libmb/mbpixbuf.c.orig	Tue Jul  5 23:25:58 2011
+++ libmb/mbpixbuf.c	Tue Jul  5 23:27:08 2011
@@ -247,7 +247,7 @@ _load_png_file( const char *file, 
     return NULL;
   }
 
-  if ( setjmp( png_ptr->jmpbuf ) ) {
+  if ( setjmp( png_jmpbuf( png_ptr ) ) ) {
     png_destroy_read_struct( &png_ptr, &info_ptr, NULL);
     fclose(fd);
     return NULL;
@@ -269,8 +269,8 @@ _load_png_file( const char *file, 
       ( color_type == PNG_COLOR_TYPE_GRAY_ALPHA ))
     png_set_gray_to_rgb(png_ptr);
  
-  if ( info_ptr->color_type == PNG_COLOR_TYPE_RGB_ALPHA 
-       || info_ptr->color_type == PNG_COLOR_TYPE_GRAY_ALPHA
+  if ( png_get_color_type ( png_ptr, info_ptr ) == PNG_COLOR_TYPE_RGB_ALPHA 
+       || png_get_color_type ( png_ptr, info_ptr ) == PNG_COLOR_TYPE_GRAY_ALPHA
        )
     *has_alpha = 1;
   else
