-diff -Naur linux-2.6.20.orig/include/linux/pkt_sched.h linux-2.6.20/include/linux/pkt_sched.h
---- linux-2.6.20.orig/include/linux/pkt_sched.h 2007-02-04 10:44:54.000000000 -0800
-+++ linux-2.6.20/include/linux/pkt_sched.h 2007-02-14 23:58:41.000000000 -0800
+diff -urN linux-2.6.21.1.old/include/linux/pkt_sched.h linux-2.6.21.1.dev/include/linux/pkt_sched.h
+--- linux-2.6.21.1.old/include/linux/pkt_sched.h 2007-04-27 23:49:26.000000000 +0200
++++ linux-2.6.21.1.dev/include/linux/pkt_sched.h 2007-05-26 20:43:12.530587320 +0200