Fix build with png-1.5. Problem reported by chuck.

1 files changed, 23 insertions, 0 deletions

diff --git a/math/grace/patches/patch-ac b/math/grace/patches/patch-ac
new file mode 100644
index 00000000000..1d37343fb9c
--- /dev/null
+++ b/math/grace/patches/patch-ac
@@ -0,0 +1,23 @@
+$NetBSD: patch-ac,v 1.1 2011/01/26 09:29:26 wiz Exp $
+
+Fix build with png-1.5.
+
+--- src/rstdrv.c.orig	2004-07-03 20:47:46.000000000 +0000
++++ src/rstdrv.c
+@@ -54,6 +54,7 @@
+ 
+ #ifdef HAVE_LIBPNG
+ #  include <png.h>
++#  include <zlib.h>
+ #endif
+ 
+ #ifndef NONE_GUI
+@@ -885,7 +886,7 @@ static void rstImagePng(gdImagePtr ihand
+         return;
+     }
+ 
+-    if (setjmp(png_ptr->jmpbuf)) {
++    if (setjmp(png_jmpbuf(png_ptr))) {
+         png_destroy_write_struct(&png_ptr, &info_ptr);
+         return;
+     }