Crash af meget simpelt openGL program med depth buffer

Hej eksperter

Når jeg kører følgende meget simple program crasher det. Jeg kører windows XP og bruger Borland 5.5 compileren. Jeg mener at det kan have noget at gøre med min depth buffer, da den ikke crasher uden.

Mvh. Kezzelski

#include <windows.h>
#include <stdio.h>
#include <gl/glut.h>


void init ( void )
{
    glClearColor ( 0.0, 0.0, 0.0, 0.0 );
    glEnable(GL_DEPTH_TEST);                        // Enables Depth Testing
   
}


void display ( void )
{
    glClear ( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );

    glPushMatrix ( );
    glLoadIdentity();
   
    glTranslatef ( 0.0, 0.0, -1.5 );//zoom out to look at center
    glBegin(GL_QUADS);
        glColor3f(1.0, 0.0, 1.0);
        glVertex3f(0.5,0.5,0.5);
        glVertex3f(0.5,-1.0,0.5);
        glVertex3f(-1.0,-1.0,0.5);
        glVertex3f(-1.0,0.5,0.5);
       
        glColor3f(1.0, 1.0, 0.0);
        glVertex3f(1.0,1.0,0.0);
        glVertex3f(1.0,-0.5,0.0);
        glVertex3f(-0.5,-0.5,0.0);
        glVertex3f(-0.5,1.0,0.0);
       
    glEnd();
   
    glPopMatrix  ( );
    glutSwapBuffers ( );
}



void reshape(int w, int h)
{
    printf("reshaping...\n");
    glViewport    ( 0, 0, w, h );
    glMatrixMode  ( GL_PROJECTION );
    glLoadIdentity ( );
       
    if ( h==0 )
        gluPerspective ( 80, ( float ) w, 1.0, 5000.0 );
    else
        gluPerspective ( 80, ( float ) w / ( float ) h, 1.0, 5000.0 );
   
    glMatrixMode  ( GL_MODELVIEW );
    glLoadIdentity ( );
}


int main ( int argc, char **argv){
    //Setup OpenGL
    glutInit ( &argc, argv );
    glutInitDisplayMode ( GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
    glutInitWindowSize  ( 256, 256 );
    glutCreateWindow    ( argv[0]  );
    init ( );
   
   
    //Register callback functions for openGL
    glutReshapeFunc    ( reshape  );
    glutDisplayFunc    ( display  );
    glutMainLoop        ( ); //Enter the mainloop
   
    return 0;   
}