$OpenBSD: patch-src_image_tim_png_cpp,v 1.2 2011/07/08 20:38:02 naddy Exp $
--- src/image/tim_png.cpp.orig	Mon Jul 13 13:41:39 2009
+++ src/image/tim_png.cpp	Mon Jul  4 23:24:32 2011
@@ -26,6 +26,7 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, 
 #include <string.h>
 #include "tim.h"
 #include "png.h"
+#include <zlib.h>
 
 /*==============================================================================
 Types
@@ -166,7 +167,7 @@ int tim_png_load(tim_session_t *pSession,tim_image_t *
 			png_set_palette_to_rgb(PngPtr);
 			
 		if(nColorType==PNG_COLOR_TYPE_GRAY && nBitDepth<8)
-			png_set_gray_1_2_4_to_8(PngPtr);
+			png_set_expand_gray_1_2_4_to_8(PngPtr);
 
 		if(png_get_valid(PngPtr,InfoPtr,PNG_INFO_tRNS))
 			png_set_tRNS_to_alpha(PngPtr);
