extern enum pipe_format
-st_choose_format(struct pipe_context *pipe, GLint internalFormat,
+st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
enum pipe_texture_target target, unsigned tex_usage);
extern enum pipe_format
-st_choose_renderbuffer_format(struct pipe_context *pipe, GLint internalFormat);
+st_choose_renderbuffer_format(struct pipe_screen *screen,
+ GLenum internalFormat);
extern const struct gl_texture_format *