diff --git a/src/mesa/drivers/x11/fakeglx.c b/src/mesa/drivers/x11/fakeglx.c
index 4c136cca4ed..6dc92b8d580 100644
--- a/src/mesa/drivers/x11/fakeglx.c
+++ b/src/mesa/drivers/x11/fakeglx.c
@@ -287,8 +287,6 @@ save_glx_visual( Display *dpy, XVisualInfo *vinfo,
    for (i=0; i<NumVisuals; i++) {
       XMesaVisual v = VisualTable[i];
       if (v->display == dpy
-          && v->mesa_visual.level == level
-          && v->mesa_visual.numAuxBuffers == numAuxBuffers
           && v->ximage_flag == ximageFlag
           && v->mesa_visual.doubleBufferMode == dbFlag
           && v->mesa_visual.stereoMode == stereoFlag
@@ -320,10 +318,6 @@ save_glx_visual( Display *dpy, XVisualInfo *vinfo,
       /* add xmvis to the list */
       VisualTable[NumVisuals] = xmvis;
       NumVisuals++;
-      /* XXX minor hack, because XMesaCreateVisual doesn't support an
-       * aux buffers parameter.
-       */
-      xmvis->mesa_visual.numAuxBuffers = numAuxBuffers;
    }
    return xmvis;
 }
@@ -1545,7 +1539,7 @@ get_config( XMesaVisual xmvis, int attrib, int *value, GLboolean fbconfig )
 	 *value = xmvis->visinfo->depth;
 	 return 0;
       case GLX_LEVEL:
-	 *value = xmvis->mesa_visual.level;
+	 *value = 0;
 	 return 0;
       case GLX_RGBA:
          if (fbconfig)
@@ -1559,7 +1553,7 @@ get_config( XMesaVisual xmvis, int attrib, int *value, GLboolean fbconfig )
 	 *value = (int) xmvis->mesa_visual.stereoMode;
 	 return 0;
       case GLX_AUX_BUFFERS:
-	 *value = xmvis->mesa_visual.numAuxBuffers;
+	 *value = 0;
 	 return 0;
       case GLX_RED_SIZE:
          *value = xmvis->mesa_visual.redBits;
@@ -1606,18 +1600,7 @@ get_config( XMesaVisual xmvis, int attrib, int *value, GLboolean fbconfig )
          }
          return 0;
       case GLX_TRANSPARENT_TYPE_EXT:
-         if (xmvis->mesa_visual.level==0) {
-            /* normal planes */
-            *value = GLX_NONE_EXT;
-         }
-         else if (xmvis->mesa_visual.level>0) {
-            /* overlay */
-            *value = GLX_TRANSPARENT_RGB_EXT;
-         }
-         else if (xmvis->mesa_visual.level<0) {
-            /* underlay */
-            *value = GLX_NONE_EXT;
-         }
+         *value = GLX_NONE_EXT;
          return 0;
       case GLX_TRANSPARENT_INDEX_VALUE_EXT:
          {
@@ -1645,11 +1628,7 @@ get_config( XMesaVisual xmvis, int attrib, int *value, GLboolean fbconfig )
        * GLX_EXT_visual_info extension
        */
       case GLX_VISUAL_CAVEAT_EXT:
-         /* test for zero, just in case */
-         if (xmvis->mesa_visual.visualRating > 0)
-            *value = xmvis->mesa_visual.visualRating;
-         else
-            *value = GLX_NONE_EXT;
+         *value = GLX_NONE_EXT;
          return 0;
 
       /*
diff --git a/src/mesa/drivers/x11/xm_api.c b/src/mesa/drivers/x11/xm_api.c
index ce2e73f7bd8..2b7ee72720d 100644
--- a/src/mesa/drivers/x11/xm_api.c
+++ b/src/mesa/drivers/x11/xm_api.c
@@ -341,8 +341,7 @@ create_xmesa_buffer(XMesaDrawable d, BufferType type,
                                   vis->mesa_visual.depthBits > 0,
                                   vis->mesa_visual.stencilBits > 0,
                                   vis->mesa_visual.accumRedBits > 0,
-                                  GL_FALSE,  /* software alpha buffer */
-                                  vis->mesa_visual.numAuxBuffers > 0 );
+                                  GL_FALSE  /* software alpha buffer */ );
 
    /* GLX_EXT_texture_from_pixmap */
    b->TextureTarget = 0;
@@ -597,7 +596,6 @@ initialize_visual_and_buffer(XMesaVisual v, XMesaBuffer b,
       printf("X/Mesa visual = %p\n", (void *) v);
       printf("X/Mesa dithered pf = %u\n", v->dithered_pf);
       printf("X/Mesa undithered pf = %u\n", v->undithered_pf);
-      printf("X/Mesa level = %d\n", v->mesa_visual.level);
       printf("X/Mesa depth = %d\n", GET_VISUAL_DEPTH(v));
       printf("X/Mesa bits per pixel = %d\n", v->BitsPerPixel);
    }
@@ -818,8 +816,6 @@ XMesaVisual XMesaCreateVisual( XMesaDisplay *display,
    v->visualType = xmesa_convert_from_x_visual_type(visinfo->c_class);
 #endif
 
-   v->mesa_visual.visualRating = visualCaveat;
-
    if (alpha_flag)
       v->mesa_visual.alphaBits = 8;
 
@@ -857,8 +853,6 @@ XMesaVisual XMesaCreateVisual( XMesaDisplay *display,
                            accum_blue_size, accum_alpha_size,
                            0);
 
-   /* XXX minor hack */
-   v->mesa_visual.level = level;
    return v;
 }
 
@@ -1626,7 +1620,6 @@ xbuffer_to_renderbuffer(int buffer)
    case GLX_BACK_RIGHT_EXT:
       return BUFFER_BACK_RIGHT;
    case GLX_AUX0_EXT:
-      return BUFFER_AUX0;
    case GLX_AUX1_EXT:
    case GLX_AUX2_EXT:
    case GLX_AUX3_EXT: