1 files changed, 4 insertions, 3 deletions
diff --git a/progs/fp/tri-depth2.c b/progs/fp/tri-depth2.c
index f309628283..6ed2307115 100644
--- a/progs/fp/tri-depth2.c
+++ b/progs/fp/tri-depth2.c
@@ -2,9 +2,8 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
-#include "GL/gl.h"
 
 
 
@@ -21,7 +20,7 @@ static void Init( void )
       ;
    GLuint modulateProg;
 
-   if (!glutExtensionSupported("GL_ARB_fragment_program")) {
+   if (!GLEW_ARB_fragment_program) {
       printf("Error: GL_ARB_fragment_program not supported!\n");
       exit(1);
    }
@@ -106,6 +105,8 @@ int main(int argc, char **argv)
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);