--- jpeg-6b.orig/configure	1998-03-21 20:08:57.000000000 +0100
+++ jpeg-6b/configure	2009-06-12 18:04:41.000000000 +0200
@@ -1,4 +1,4 @@
-#! /bin/sh
+#! /bin/sh -x
 
 # Guess values for system-dependent variables and create Makefiles.
 # Generated automatically using autoconf version 2.12