Consolidate texture fetch code and use partial derivatives when possible.
diff --git a/src/mesa/shader/prog_execute.h b/src/mesa/shader/prog_execute.h
index be29ece..3ea0ba1 100644
--- a/src/mesa/shader/prog_execute.h
+++ b/src/mesa/shader/prog_execute.h
@@ -1,6 +1,6 @@
 /*
  * Mesa 3-D graphics library
- * Version:  6.5.3
+ * Version:  7.0.3
  *
  * Copyright (C) 1999-2007  Brian Paul   All Rights Reserved.
  *
@@ -32,6 +32,7 @@
 typedef void (*FetchTexelDerivFunc)(GLcontext *ctx, const GLfloat texcoord[4],
                                     const GLfloat texdx[4],
                                     const GLfloat texdy[4],
+                                    GLfloat lodBias,
                                     GLuint unit, GLfloat color[4]);