progs/trivial: Use glew where needed.

Builds on windows now.

40 files changed, 119 insertions, 39 deletions

diff --git a/progs/SConstruct b/progs/SConstruct
index ac5314fac5..bce48f72ff 100644
--- a/progs/SConstruct
+++ b/progs/SConstruct
@@ -10,9 +10,23 @@ env = Environment(
 
 
 # Use Mesa's headers and libs
-if 0:
+if 1:
+    build_topdir = 'build'
+    build_subdir = env['platform']
+    if env['machine'] != 'generic':
+        build_subdir += '-' + env['machine']
+    if env['debug']:
+        build_subdir += "-debug"
+    if env['profile']:
+        build_subdir += "-profile"
+    build_dir = os.path.join(build_topdir, build_subdir)
+
+    env.Append(CPPDEFINES = ['GLEW_STATIC'])
     env.Append(CPPPATH = ['#../include'])
-    env.Append(LIBPATH = ['#../lib'])
+    env.Append(LIBPATH = [
+        '#../' + build_dir + '/glew/',
+        '#../' + build_dir + '/glut/glx',
+    ])
 
 
 conf = Configure(env)
@@ -32,6 +46,13 @@ if conf.CheckCHeader('GL/glut.h'):
         env['GLUT_LIB'] = 'glut'
     env['GLUT'] = True
 
+# GLEW
+env['GLEW'] = False
+if conf.CheckCHeader('GL/glew.h'):
+    env['GLEW_LIB'] = 'glew'
+    env['GLEW'] = True
+    env.Prepend(LIBS = ['glew'])
+
 conf.Finish()
 
 
diff --git a/progs/trivial/Makefile b/progs/trivial/Makefile
index 2c158c8d49..dce96f6bc8 100644
--- a/progs/trivial/Makefile
+++ b/progs/trivial/Makefile
@@ -8,7 +8,7 @@ TOP = ../..
 include $(TOP)/configs/current
 
 
-LIBS = -L$(TOP)/$(LIB_DIR) -l$(GLUT_LIB) -l$(GLU_LIB) -l$(GL_LIB) $(APP_LIB_DEPS)
+LIBS = -L$(TOP)/$(LIB_DIR) -l $(GLEW_LIB) -l$(GLUT_LIB) -l$(GLU_LIB) -l$(GL_LIB) $(APP_LIB_DEPS)
 
 SOURCES = \
 	clear-fbo-tex.c \
diff --git a/progs/trivial/clear-fbo-tex.c b/progs/trivial/clear-fbo-tex.c
index 68f1ab3d77..eccfde5ae6 100644
--- a/progs/trivial/clear-fbo-tex.c
+++ b/progs/trivial/clear-fbo-tex.c
@@ -5,7 +5,7 @@
 #include <math.h>
 #include <string.h>
 
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 
@@ -210,6 +210,8 @@ main( int argc, char *argv[] )
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);
diff --git a/progs/trivial/clear-fbo.c b/progs/trivial/clear-fbo.c
index 82218ed498..64b25430c6 100644
--- a/progs/trivial/clear-fbo.c
+++ b/progs/trivial/clear-fbo.c
@@ -5,7 +5,7 @@
 #include <math.h>
 #include <string.h>
 
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 
@@ -195,6 +195,8 @@ main( int argc, char *argv[] )
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);
diff --git a/progs/trivial/drawarrays.c b/progs/trivial/drawarrays.c
index 596eee9eef..27d86682f7 100644
--- a/progs/trivial/drawarrays.c
+++ b/progs/trivial/drawarrays.c
@@ -5,7 +5,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 
@@ -118,6 +118,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 250, 250 );
    glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
    glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutDisplayFunc( Display );
diff --git a/progs/trivial/drawelements.c b/progs/trivial/drawelements.c
index e0c8e80b68..4c115030af 100644
--- a/progs/trivial/drawelements.c
+++ b/progs/trivial/drawelements.c
@@ -5,7 +5,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 GLfloat verts[][4] = {
@@ -111,6 +111,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 250, 250 );
    glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
    glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutDisplayFunc( Display );
diff --git a/progs/trivial/drawrange.c b/progs/trivial/drawrange.c
index 9c787cbfcd..e9ea99b537 100644
--- a/progs/trivial/drawrange.c
+++ b/progs/trivial/drawrange.c
@@ -5,7 +5,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 GLfloat verts[][4] = {
@@ -109,6 +109,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 250, 250 );
    glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
    glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutDisplayFunc( Display );
diff --git a/progs/trivial/lineloop-elts.c b/progs/trivial/lineloop-elts.c
index 96da8e4ad6..ab944157c0 100644
--- a/progs/trivial/lineloop-elts.c
+++ b/progs/trivial/lineloop-elts.c
@@ -5,7 +5,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 GLfloat verts[][4] = {
@@ -111,6 +111,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 250, 250 );
    glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
    glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutDisplayFunc( Display );
diff --git a/progs/trivial/long-fixed-func.c b/progs/trivial/long-fixed-func.c
index 88f4fe01ec..41ad25c1b3 100644
--- a/progs/trivial/long-fixed-func.c
+++ b/progs/trivial/long-fixed-func.c
@@ -5,7 +5,7 @@
 
 
 
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
@@ -142,6 +142,7 @@ main(int argc, char **argv)
     if (glutCreateWindow("tri-long-fixedfunc") == GL_FALSE) {
        exit(1);
     }
+    glewInit();
     glutReshapeFunc(Reshape);
     glutKeyboardFunc(Key);
     glutDisplayFunc(Draw);
diff --git a/progs/trivial/point-param.c b/progs/trivial/point-param.c
index 96544a0525..1edeec3468 100644
--- a/progs/trivial/point-param.c
+++ b/progs/trivial/point-param.c
@@ -22,7 +22,7 @@
  * OF THIS SOFTWARE.
  */
 
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <math.h>
 #include <stdio.h>
 #include <string.h>
@@ -146,6 +146,8 @@ int main(int argc, char **argv)
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);
diff --git a/progs/trivial/quad-tex-3d.c b/progs/trivial/quad-tex-3d.c
index fd02d9d6ad..ca7ea91d2f 100644
--- a/progs/trivial/quad-tex-3d.c
+++ b/progs/trivial/quad-tex-3d.c
@@ -25,6 +25,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 
@@ -167,6 +168,8 @@ int main(int argc, char **argv)
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);
diff --git a/progs/trivial/quad-tex-pbo.c b/progs/trivial/quad-tex-pbo.c
index 5b63c698a7..c6f60f51fa 100644
--- a/progs/trivial/quad-tex-pbo.c
+++ b/progs/trivial/quad-tex-pbo.c
@@ -22,7 +22,7 @@
  * OF THIS SOFTWARE.
  */
 
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 
 #include <stdio.h>
 #include <string.h>
@@ -171,6 +171,8 @@ int main(int argc, char **argv)
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);
diff --git a/progs/trivial/readpixels.c b/progs/trivial/readpixels.c
index 783468ae2f..88aac2684a 100644
--- a/progs/trivial/readpixels.c
+++ b/progs/trivial/readpixels.c
@@ -3,7 +3,7 @@
  */
 
 
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
@@ -91,6 +91,8 @@ int main(int argc, char **argv)
    if (argc > 1)
       Zoom = atof(argv[1]);
 
+   glewInit();
+
    Init();
 
    glutReshapeFunc(Reshape);
diff --git a/progs/trivial/tri-array-interleaved.c b/progs/trivial/tri-array-interleaved.c
index e40e69266e..95de2056cf 100644
--- a/progs/trivial/tri-array-interleaved.c
+++ b/progs/trivial/tri-array-interleaved.c
@@ -5,7 +5,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 struct {
@@ -110,6 +110,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 250, 250 );
    glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
    glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutDisplayFunc( Display );
diff --git a/progs/trivial/tri-blend-color.c b/progs/trivial/tri-blend-color.c
index b9a539410b..d2d72d0b62 100644
--- a/progs/trivial/tri-blend-color.c
+++ b/progs/trivial/tri-blend-color.c
@@ -25,6 +25,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 
@@ -131,6 +132,8 @@ int main(int argc, char **argv)
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);
diff --git a/progs/trivial/tri-blend-max.c b/progs/trivial/tri-blend-max.c
index ebc241c1c1..b39f8f3f12 100644
--- a/progs/trivial/tri-blend-max.c
+++ b/progs/trivial/tri-blend-max.c
@@ -41,8 +41,9 @@
  *  to demonstrate the effect order has on alpha blending results.
  *  Use the 't' key to toggle the order of drawing polygons.
  */
-#include <GL/glut.h>
 #include <stdlib.h>
+#include <GL/glew.h>
+#include <GL/glut.h>
 
 static int leftFirst = GL_TRUE;
 
@@ -136,6 +137,7 @@ int main(int argc, char** argv)
    glutInitDisplayMode (GLUT_SINGLE | GLUT_RGB);
    glutInitWindowSize (200, 200);
    glutCreateWindow (argv[0]);
+   glewInit();
    init();
    glutReshapeFunc (reshape);
    glutKeyboardFunc (keyboard);
diff --git a/progs/trivial/tri-blend-min.c b/progs/trivial/tri-blend-min.c
index 00b2dec705..656297c0ce 100644
--- a/progs/trivial/tri-blend-min.c
+++ b/progs/trivial/tri-blend-min.c
@@ -41,8 +41,9 @@
  *  to demonstrate the effect order has on alpha blending results.
  *  Use the 't' key to toggle the order of drawing polygons.
  */
-#include <GL/glut.h>
 #include <stdlib.h>
+#include <GL/glew.h>
+#include <GL/glut.h>
 
 static int leftFirst = GL_TRUE;
 
@@ -136,6 +137,7 @@ int main(int argc, char** argv)
    glutInitDisplayMode (GLUT_SINGLE | GLUT_RGB);
    glutInitWindowSize (200, 200);
    glutCreateWindow (argv[0]);
+   glewInit();
    init();
    glutReshapeFunc (reshape);
    glutKeyboardFunc (keyboard);
diff --git a/progs/trivial/tri-blend-revsub.c b/progs/trivial/tri-blend-revsub.c
index be187fd4ce..fe225f1f4e 100644
--- a/progs/trivial/tri-blend-revsub.c
+++ b/progs/trivial/tri-blend-revsub.c
@@ -41,8 +41,9 @@
  *  to demonstrate the effect order has on alpha blending results.
  *  Use the 't' key to toggle the order of drawing polygons.
  */
-#include <GL/glut.h>
 #include <stdlib.h>
+#include <GL/glew.h>
+#include <GL/glut.h>
 
 static int leftFirst = GL_TRUE;
 
@@ -136,6 +137,7 @@ int main(int argc, char** argv)
    glutInitDisplayMode (GLUT_SINGLE | GLUT_RGB);
    glutInitWindowSize (200, 200);
    glutCreateWindow (argv[0]);
+   glewInit();
    init();
    glutReshapeFunc (reshape);
    glutKeyboardFunc (keyboard);
diff --git a/progs/trivial/tri-blend-sub.c b/progs/trivial/tri-blend-sub.c
index d207791108..cc1aeaf4a4 100644
--- a/progs/trivial/tri-blend-sub.c
+++ b/progs/trivial/tri-blend-sub.c
@@ -41,8 +41,9 @@
  *  to demonstrate the effect order has on alpha blending results.
  *  Use the 't' key to toggle the order of drawing polygons.
  */
-#include <GL/glut.h>
 #include <stdlib.h>
+#include <GL/glew.h>
+#include <GL/glut.h>
 
 static int leftFirst = GL_TRUE;
 
@@ -136,6 +137,7 @@ int main(int argc, char** argv)
    glutInitDisplayMode (GLUT_SINGLE | GLUT_RGB);
    glutInitWindowSize (200, 200);
    glutCreateWindow (argv[0]);
+   glewInit();
    init();
    glutReshapeFunc (reshape);
    glutKeyboardFunc (keyboard);
diff --git a/progs/trivial/tri-fbo-tex.c b/progs/trivial/tri-fbo-tex.c
index d413d4081f..253f9310db 100644
--- a/progs/trivial/tri-fbo-tex.c
+++ b/progs/trivial/tri-fbo-tex.c
@@ -9,7 +9,7 @@
  */
 
 
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 #include <assert.h>
 #include <stdio.h>
@@ -256,6 +256,7 @@ main(int argc, char *argv[])
    glutInitWindowSize(Width, Height);
    glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE);
    Win = glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc(Reshape);
    glutKeyboardFunc(Key);
    glutDisplayFunc(Display);
diff --git a/progs/trivial/tri-fbo.c b/progs/trivial/tri-fbo.c
index 82d70c40b7..7a38f2124c 100644
--- a/progs/trivial/tri-fbo.c
+++ b/progs/trivial/tri-fbo.c
@@ -5,7 +5,7 @@
 #include <math.h>
 #include <string.h>
 
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 
@@ -190,6 +190,8 @@ main( int argc, char *argv[] )
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);
diff --git a/progs/trivial/tri-fp-const-imm.c b/progs/trivial/tri-fp-const-imm.c
index 71113802ed..9e2c63a22a 100644
--- a/progs/trivial/tri-fp-const-imm.c
+++ b/progs/trivial/tri-fp-const-imm.c
@@ -25,7 +25,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 
@@ -159,6 +159,8 @@ int main(int argc, char **argv)
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);
diff --git a/progs/trivial/tri-fp.c b/progs/trivial/tri-fp.c
index 9ff355a4ca..fcf57f5a85 100644
--- a/progs/trivial/tri-fp.c
+++ b/progs/trivial/tri-fp.c
@@ -25,7 +25,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 
@@ -157,6 +157,8 @@ int main(int argc, char **argv)
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);
diff --git a/progs/trivial/tri-query.c b/progs/trivial/tri-query.c
index c9161c4f0a..25cfcb8e14 100644
--- a/progs/trivial/tri-query.c
+++ b/progs/trivial/tri-query.c
@@ -25,7 +25,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 
@@ -148,6 +148,8 @@ int main(int argc, char **argv)
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);
diff --git a/progs/trivial/tri-tex-3d.c b/progs/trivial/tri-tex-3d.c
index 613803fd1b..50f6a75418 100644
--- a/progs/trivial/tri-tex-3d.c
+++ b/progs/trivial/tri-tex-3d.c
@@ -25,6 +25,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 
@@ -160,6 +161,8 @@ int main(int argc, char **argv)
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);
diff --git a/progs/trivial/vbo-drawarrays.c b/progs/trivial/vbo-drawarrays.c
index fb590098a3..c29954b903 100644
--- a/progs/trivial/vbo-drawarrays.c
+++ b/progs/trivial/vbo-drawarrays.c
@@ -5,7 +5,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 
@@ -124,6 +124,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 250, 250 );
    glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
    glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutDisplayFunc( Display );
diff --git a/progs/trivial/vbo-drawelements.c b/progs/trivial/vbo-drawelements.c
index dddb45695c..b1b16d920b 100644
--- a/progs/trivial/vbo-drawelements.c
+++ b/progs/trivial/vbo-drawelements.c
@@ -5,7 +5,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 struct {
@@ -128,6 +128,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 250, 250 );
    glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
    glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutDisplayFunc( Display );
diff --git a/progs/trivial/vbo-drawrange.c b/progs/trivial/vbo-drawrange.c
index 407b7541f0..fa87eaf8fe 100644
--- a/progs/trivial/vbo-drawrange.c
+++ b/progs/trivial/vbo-drawrange.c
@@ -5,7 +5,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 #define ELTOBJ 0
@@ -136,6 +136,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 250, 250 );
    glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
    glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutDisplayFunc( Display );
diff --git a/progs/trivial/vp-array-int.c b/progs/trivial/vp-array-int.c
index 4d60f2bd5f..2e1ac1374d 100644
--- a/progs/trivial/vp-array-int.c
+++ b/progs/trivial/vp-array-int.c
@@ -5,7 +5,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 GLint verts[][4] = {
@@ -108,6 +108,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 250, 250 );
    glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
    glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutDisplayFunc( Display );
diff --git a/progs/trivial/vp-array.c b/progs/trivial/vp-array.c
index abe8f62bec..852bf7d44d 100644
--- a/progs/trivial/vp-array.c
+++ b/progs/trivial/vp-array.c
@@ -5,7 +5,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 GLfloat verts[][4] = {
@@ -108,6 +108,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 250, 250 );
    glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
    glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutDisplayFunc( Display );
diff --git a/progs/trivial/vp-clip.c b/progs/trivial/vp-clip.c
index 206ba0b8cb..267b927b93 100644
--- a/progs/trivial/vp-clip.c
+++ b/progs/trivial/vp-clip.c
@@ -5,7 +5,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 static void Init( void )
@@ -93,6 +93,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 250, 250 );
    glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
    glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutDisplayFunc( Display );
diff --git a/progs/trivial/vp-line-clip.c b/progs/trivial/vp-line-clip.c
index b2aaf17ca4..d27e4aae07 100644
--- a/progs/trivial/vp-line-clip.c
+++ b/progs/trivial/vp-line-clip.c
@@ -5,7 +5,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 static void Init( void )
@@ -107,6 +107,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 250, 250 );
    glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
    glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutDisplayFunc( Display );
diff --git a/progs/trivial/vp-tri-cb-pos.c b/progs/trivial/vp-tri-cb-pos.c
index eb3aa0a8dc..430a4d3964 100644
--- a/progs/trivial/vp-tri-cb-pos.c
+++ b/progs/trivial/vp-tri-cb-pos.c
@@ -5,7 +5,7 @@
 #include <string.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 
@@ -146,11 +146,13 @@ int main(int argc, char **argv)
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);
     glutKeyboardFunc(Key);
     glutDisplayFunc(Draw);
     glutMainLoop();
-	return 0;
+    return 0;
 }
diff --git a/progs/trivial/vp-tri-cb-tex.c b/progs/trivial/vp-tri-cb-tex.c
index 1e99d5b6ab..57fd2cdbbd 100644
--- a/progs/trivial/vp-tri-cb-tex.c
+++ b/progs/trivial/vp-tri-cb-tex.c
@@ -5,7 +5,7 @@
 #include <string.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 
@@ -179,6 +179,8 @@ int main(int argc, char **argv)
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);
diff --git a/progs/trivial/vp-tri-cb.c b/progs/trivial/vp-tri-cb.c
index f9d0d7f559..1f12a2c297 100644
--- a/progs/trivial/vp-tri-cb.c
+++ b/progs/trivial/vp-tri-cb.c
@@ -5,7 +5,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 static void Init( void )
@@ -98,6 +98,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 250, 250 );
    glutInitDisplayMode( GLUT_DEPTH | GLUT_RGB | GLUT_SINGLE );
    glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutDisplayFunc( Display );
diff --git a/progs/trivial/vp-tri-imm.c b/progs/trivial/vp-tri-imm.c
index c774573ba8..f2549f3697 100644
--- a/progs/trivial/vp-tri-imm.c
+++ b/progs/trivial/vp-tri-imm.c
@@ -5,7 +5,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 static void Init( void )
@@ -92,6 +92,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 250, 250 );
    glutInitDisplayMode( GLUT_DEPTH | GLUT_RGB | GLUT_SINGLE );
    glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutDisplayFunc( Display );
diff --git a/progs/trivial/vp-tri-swap.c b/progs/trivial/vp-tri-swap.c
index e9ca1a0378..a3ab1206fd 100644
--- a/progs/trivial/vp-tri-swap.c
+++ b/progs/trivial/vp-tri-swap.c
@@ -5,7 +5,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 static void Init( void )
@@ -94,6 +94,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 250, 250 );
    glutInitDisplayMode( GLUT_DEPTH | GLUT_RGB | GLUT_SINGLE );
    glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutDisplayFunc( Display );
diff --git a/progs/trivial/vp-tri-tex.c b/progs/trivial/vp-tri-tex.c
index 83ec1ef2e2..bd2b5e59f9 100644
--- a/progs/trivial/vp-tri-tex.c
+++ b/progs/trivial/vp-tri-tex.c
@@ -5,7 +5,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 static void Init( void )
@@ -128,6 +128,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 250, 250 );
    glutInitDisplayMode( GLUT_DEPTH | GLUT_RGB | GLUT_SINGLE );
    glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutDisplayFunc( Display );
diff --git a/progs/trivial/vp-tri.c b/progs/trivial/vp-tri.c
index d2ef5043b2..2932977314 100644
--- a/progs/trivial/vp-tri.c
+++ b/progs/trivial/vp-tri.c
@@ -5,7 +5,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 static void Init( void )
@@ -95,6 +95,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 250, 250 );
    glutInitDisplayMode( GLUT_DEPTH | GLUT_RGB | GLUT_SINGLE );
    glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutDisplayFunc( Display );
diff --git a/progs/trivial/vp-unfilled.c b/progs/trivial/vp-unfilled.c
index ac23181fff..fe2de674ea 100644
--- a/progs/trivial/vp-unfilled.c
+++ b/progs/trivial/vp-unfilled.c
@@ -5,7 +5,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 static void Init( void )
@@ -95,6 +95,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 250, 250 );
    glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
    glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutDisplayFunc( Display );