text: #ifndef _DRM_HELPER_PUBLIC_H
  #define _DRM_HELPER_PUBLIC_H
  
  
  struct pipe_screen;
  
  struct pipe_screen *
  pipe_i915_create_screen(int fd);
  
  struct pipe_screen *
  pipe_ilo_create_screen(int fd);
  
  struct pipe_screen *
  pipe_nouveau_create_screen(int fd);
  
  struct pipe_screen *
  pipe_r300_create_screen(int fd);
  
  struct pipe_screen *
  pipe_r600_create_screen(int fd);
  
  struct pipe_screen *
  pipe_radeonsi_create_screen(int fd);
  
  struct pipe_screen *
  pipe_vmwgfx_create_screen(int fd);
  
  struct pipe_screen *
  pipe_freedreno_create_screen(int fd);
  
  struct pipe_screen *
  pipe_virgl_create_screen(int fd);
  
  struct pipe_screen *
  pipe_vc4_create_screen(int fd);
  
  #endif /* _DRM_HELPER_PUBLIC_H */
  