diff -r 05490fb72d5d -r 6a0b74b87dbd config/debug/strace.in
--- a/config/debug/strace.in	Sun Jan 31 12:41:39 2010 +0100
+++ b/config/debug/strace.in	Mon Mar 29 12:04:27 2010 +0200
@@ -1,4 +1,5 @@
 # strace
+# depends on ! BACKEND
 
 config DEBUG_strace