5 extern struct tunnel_state * atunnel_InitTunnel(void);
6 extern void atunnel_DrawTunnel(struct tunnel_state *,
7 int do_texture, int do_light, GLuint *textures);
8 extern void atunnel_SplashScreen(struct tunnel_state *,
9 int do_wire, int do_texture, int do_light);
10 extern void atunnel_FreeTunnel(struct tunnel_state *);