[Piglit] [PATCH] Fix glu.h inclusions on Mac OS X.

[Vinson Lee]

This patch fixes build failures on Mac OS X since commit
68de5fb435e6e1cb0caedddff0fd0a9c221b0005.

Signed-off-by: Vinson Lee <vlee at freedesktop.org>
---
 tests/shaders/fp-fragment-position.c                  | 4 ++++
 tests/spec/arb_shader_texture_lod/execution/texgrad.c | 4 ++++
 tests/spec/gl-2.0/api/clip-flag-behavior.c            | 4 ++++
 3 files changed, 12 insertions(+)

diff --git a/tests/shaders/fp-fragment-position.c b/tests/shaders/fp-fragment-position.c
index 7ccd6ee..e8c7421 100644
--- a/tests/shaders/fp-fragment-position.c
+++ b/tests/shaders/fp-fragment-position.c
@@ -26,7 +26,11 @@
  */
 
 #include "piglit-util-gl-common.h"
+#ifdef __APPLE__
+#include <OpenGL/glu.h>
+#else
 #include <GL/glu.h>
+#endif
 
 PIGLIT_GL_TEST_CONFIG_BEGIN
 
diff --git a/tests/spec/arb_shader_texture_lod/execution/texgrad.c b/tests/spec/arb_shader_texture_lod/execution/texgrad.c
index 0f3761f..9fdd7f3 100644
--- a/tests/spec/arb_shader_texture_lod/execution/texgrad.c
+++ b/tests/spec/arb_shader_texture_lod/execution/texgrad.c
@@ -30,7 +30,11 @@
  */
 
 #include "piglit-util-gl-common.h"
+#ifdef __APPLE__
+#include <OpenGL/glu.h>
+#else
 #include <GL/glu.h>
+#endif
 
 PIGLIT_GL_TEST_CONFIG_BEGIN
 
diff --git a/tests/spec/gl-2.0/api/clip-flag-behavior.c b/tests/spec/gl-2.0/api/clip-flag-behavior.c
index ecc8328..4c3336f 100644
--- a/tests/spec/gl-2.0/api/clip-flag-behavior.c
+++ b/tests/spec/gl-2.0/api/clip-flag-behavior.c
@@ -37,7 +37,11 @@
  */
 
 #include "piglit-util-gl-common.h"
+#ifdef __APPLE__
+#include <OpenGL/glu.h>
+#else
 #include <GL/glu.h>
+#endif
 
 PIGLIT_GL_TEST_CONFIG_BEGIN
 
-- 
1.7.12.1