[gtkglext] Remove unnecessary #include <GL/glu.h>

[Ralf Corsépius <rcorsepius src gnome org>]

commit 7f8196519e766f3598f557a5ad479eee5d11ec71
Author: Ralf Corsepius <rcorsepius src gnome org>
Date:   Wed Dec 30 04:58:04 2009 +0100

    Remove unnecessary #include <GL/glu.h>

 examples/button.c          |    1 -
 examples/color.c           |    1 -
 examples/font.c            |    1 -
 examples/gears.c           |    1 -
 examples/logo.c            |    1 -
 examples/rotating-square.c |    2 --
 examples/scribble-gl.c     |    2 --
 examples/shapes.c          |    1 -
 examples/template.c        |    2 --
 9 files changed, 0 insertions(+), 12 deletions(-)
---
diff --git a/examples/button.c b/examples/button.c
index 320e30e..9c48539 100644
--- a/examples/button.c
+++ b/examples/button.c
@@ -18,7 +18,6 @@
 #endif
 
 #include <GL/gl.h>
-#include <GL/glu.h>
 
 #include "drawshapes.h"
 
diff --git a/examples/color.c b/examples/color.c
index fd5b73d..9342b78 100644
--- a/examples/color.c
+++ b/examples/color.c
@@ -18,7 +18,6 @@
 #endif
 
 #include <GL/gl.h>
-#include <GL/glu.h>
 
 /*
  * Colors.
diff --git a/examples/font.c b/examples/font.c
index 964dd98..c1fa869 100644
--- a/examples/font.c
+++ b/examples/font.c
@@ -18,7 +18,6 @@
 #endif
 
 #include <GL/gl.h>
-#include <GL/glu.h>
 
 static gchar font_string[] = "courier 12";
 static GLuint font_list_base;
diff --git a/examples/gears.c b/examples/gears.c
index e41754f..decc13f 100644
--- a/examples/gears.c
+++ b/examples/gears.c
@@ -23,7 +23,6 @@
 #endif
 
 #include <GL/gl.h>
-#include <GL/glu.h>
 
 /*
  * Draw a gear wheel.  You'll probably want to call this function when
diff --git a/examples/logo.c b/examples/logo.c
index 4e5bd69..78a0b15 100644
--- a/examples/logo.c
+++ b/examples/logo.c
@@ -20,7 +20,6 @@
 #endif
 
 #include <GL/gl.h>
-#include <GL/glu.h>
 
 #include "logo-model.h"
 #include "trackball.h"
diff --git a/examples/rotating-square.c b/examples/rotating-square.c
index 67e71e4..c92d8b5 100644
--- a/examples/rotating-square.c
+++ b/examples/rotating-square.c
@@ -35,8 +35,6 @@
 #endif
 
 #include <GL/gl.h>
-#include <GL/glu.h>
-
 
 /**************************************************************************
  * The following section contains all the macro definitions.
diff --git a/examples/scribble-gl.c b/examples/scribble-gl.c
index 26a8cdf..47aca88 100644
--- a/examples/scribble-gl.c
+++ b/examples/scribble-gl.c
@@ -33,8 +33,6 @@
 #endif
 
 #include <GL/gl.h>
-#include <GL/glu.h>
-
 
 /**************************************************************************
  * The following section contains all the macro definitions.
diff --git a/examples/shapes.c b/examples/shapes.c
index 6791791..d259ceb 100644
--- a/examples/shapes.c
+++ b/examples/shapes.c
@@ -19,7 +19,6 @@
 #endif
 
 #include <GL/gl.h>
-#include <GL/glu.h>
 
 #include "trackball.h"
 #include "drawshapes.h"
diff --git a/examples/template.c b/examples/template.c
index 058aed8..33f5190 100644
--- a/examples/template.c
+++ b/examples/template.c
@@ -43,8 +43,6 @@
 #endif
 
 #include <GL/gl.h>
-#include <GL/glu.h>
-
 
 /**************************************************************************
  * The following section contains all the macro definitions.