_mesa_delete_texture_object( GLcontext *ctx, struct gl_texture_object *obj );
extern void
-_mesa_save_texture_object( GLcontext *ctx, struct gl_texture_object *obj );
-
-extern void
-_mesa_remove_texture_object( GLcontext *ctx, struct gl_texture_object *obj );
-
-extern void
_mesa_copy_texture_object( struct gl_texture_object *dest,
const struct gl_texture_object *src );