extern struct gl_buffer_object *
_mesa_lookup_bufferobj(struct gl_context *ctx, GLuint buffer);
+extern struct gl_buffer_object *
+_mesa_lookup_bufferobj_locked(struct gl_context *ctx, GLuint buffer);
+
+extern void
+_mesa_begin_bufferobj_lookups(struct gl_context *ctx);
+
+extern void
+_mesa_end_bufferobj_lookups(struct gl_context *ctx);
+
+extern struct gl_buffer_object *
+_mesa_multi_bind_lookup_bufferobj(struct gl_context *ctx,
+ const GLuint *buffers,
+ GLuint index, const char *caller);
+
extern void
_mesa_initialize_buffer_object(struct gl_context *ctx,
struct gl_buffer_object *obj,