diff -uNr linux-libc-headers-2.6.5.1.orig/include/linux/pkt_sched.h linux-libc-headers-2.6.5.1/include/linux/pkt_sched.h
--- linux-libc-headers-2.6.5.1.orig/include/linux/pkt_sched.h	2004-05-02 23:08:48.000000000 +0200
+++ linux-libc-headers-2.6.5.1/include/linux/pkt_sched.h	2004-05-07 23:42:56.411761880 +0200
@@ -157,6 +157,13 @@
 
 /* SFQ section */
 
+enum
+{
+	TCA_SFQ_HASH_CLASSIC,
+	TCA_SFQ_HASH_DST,
+	TCA_SFQ_HASH_SRC,
+};
+
 struct tc_sfq_qopt
 {
 	unsigned	quantum;	/* Bytes per round allocated to flow */
@@ -164,6 +171,7 @@
 	__u32		limit;		/* Maximal packets in queue */
 	unsigned	divisor;	/* Hash divisor  */
 	unsigned	flows;		/* Maximal number of flows  */
+	unsigned	hash_kind;	/* Hash function to use for flow identification */
 };
 
 /*
@@ -173,6 +181,8 @@
  *
  *	The only reason for this is efficiency, it is possible
  *	to change these parameters in compile time.
+ *	
+ *	If you need to play with this values use esfq.
  */
 
 /* RED section */