From a2fd444d80db62a3d0212144247299d5aeadd406 Mon Sep 17 00:00:00 2001
From: Dirk Meyer <dinoex@FreeBSD.org>
Date: Mon, 29 Mar 2010 12:41:12 +0000
Subject: [PATCH] - fix build for png-1.4.1

---
 astro/gaia/files/patch-Texture.cc | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 astro/gaia/files/patch-Texture.cc

diff --git a/astro/gaia/files/patch-Texture.cc b/astro/gaia/files/patch-Texture.cc
new file mode 100644
index 000000000000..4a8647eda8e8
--- /dev/null
+++ b/astro/gaia/files/patch-Texture.cc
@@ -0,0 +1,20 @@
+--- programs/gaia/Texture.cc.orig	2006-11-29 04:21:14.000000000 +0100
++++ programs/gaia/Texture.cc	2010-03-29 14:33:38.000000000 +0200
+@@ -277,7 +277,7 @@
+ 
+ 		fread(sig, 8, 1, infile);
+ 
+-		if (!png_check_sig(sig, 8))
++		if (png_sig_cmp(sig, 0, 8))
+ 			throw Exception("bad PNG signature");
+ 
+ 		/* create structures */
+@@ -308,7 +308,7 @@
+ 		switch (color_type) {
+ 		case PNG_COLOR_TYPE_GRAY:
+ 			if (bit_depth < 8)
+-				png_set_gray_1_2_4_to_8(png_ptr);
++				png_set_expand_gray_1_2_4_to_8(png_ptr);
+ 			m_glInternalFormat = GL_LUMINANCE8;
+ 			m_glFormat = GL_LUMINANCE;
+ 			break;