Demos (master): tests/backspecular: Fix Windows builds.

[Jose Fonseca]

Module: Demos
Branch: master
Commit: 399a8e8e9143dc30dce8f30cf6774c75342162a6
URL:    http://cgit.freedesktop.org/mesa/demos/commit/?id=399a8e8e9143dc30dce8f30cf6774c75342162a6

Author: José Fonseca <jfonseca at vmware.com>
Date:   Wed Jan 22 14:11:59 2014 +0000

tests/backspecular: Fix Windows builds.

GL_LIGHT_MODEL_COLOR_CONTROL and GL_SEPARATE_SPECULAR_COLOR are not part
of standard GL/gl.h header.  At least, not Windows'.

One could include GL/glext.h, but instead simply include GL/glew.h as
commonly done on other tests.

---

 src/tests/backspecular.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/src/tests/backspecular.c b/src/tests/backspecular.c
index ac95283..962071f 100644
--- a/src/tests/backspecular.c
+++ b/src/tests/backspecular.c
@@ -1,4 +1,5 @@
 #include <stdlib.h>
+#include <GL/glew.h>
 #include "glut_wrap.h"