File khunphan-libpng15.patch of Package khunphan

Index: khunphan-0.55/khunphan/btexture.cpp
===================================================================
--- khunphan-0.55.orig/khunphan/btexture.cpp
+++ khunphan-0.55/khunphan/btexture.cpp
@@ -24,6 +24,7 @@
 #include <windows.h>
 #endif
 #include <png.h>
+#include <zlib.h>
 #include "misc1.h"
 #include "btexture.h"
 
@@ -447,7 +448,7 @@ bool BTexture::WriteTextureToPngFile (FI
     return false;
   }
 
-  if (setjmp(png_ptr->jmpbuf)) {
+  if (png_jmpbuf(png_ptr)) {
     png_destroy_write_struct(&png_ptr, &info_ptr);
     return false;
   }