--- Tk-804.034.old/myConfig
+++ Tk-804.034/myConfig
@@ -357,7 +357,7 @@
   #
   if (!defined $xlib and $Config{'archname'} =~ m/x86_64/)
     {
-      $xlib = &lX11(0, chooseX11(</usr/X11*/lib64>));
+      $xlib = &lX11(0, chooseX11(<__META_PRODTREE__/xorg/lib>));
     }
 
   #