diff -urN a/tcsim/Makefile.klib b/tcsim/Makefile.klib
--- a/tcsim/Makefile.klib	2002-09-12 18:52:42.000000000 +0200
+++ b/tcsim/Makefile.klib	2004-01-23 10:08:29.000000000 +0100
@@ -14,7 +14,7 @@
   cls_api.o cls_fw.o cls_rsvp.o cls_rsvp6.o cls_tcindex.o cls_u32.o \
   estimator.o police.o sch_api.o sch_generic.o \
   sch_cbq.o sch_dsmark.o sch_fifo.o sch_gred.o sch_prio.o sch_red.o sch_sfq.o \
-  sch_tbf.o sch_ingress.o sch_htb.o
+  sch_tbf.o sch_ingress.o sch_htb.o sch_hfsc.o
 CFLAGS=-Wall $(CC_OPTS) -O -D__KERNEL__ -nostdinc -Iinclude \
   -I`dirname \`gcc -print-libgcc-file-name\``/include -I.
 # -Ilinux/include \
diff -urN a/tcsim/setup.klib b/tcsim/setup.klib
--- a/tcsim/setup.klib	2003-11-22 10:44:20.000000000 +0100
+++ b/tcsim/setup.klib	2004-01-23 10:08:52.000000000 +0100
@@ -53,6 +53,12 @@
     touch sch_htb.c
 fi
 
+if [ -r $KSRC/net/sched/sch_hfsc.c ]; then
+    cp $KSRC/net/sched/sch_hfsc.c sch_hfsc.c
+else
+    touch sch_hfsc.c
+fi
+
 # Optional .h files
 
 cp_opt()
@@ -299,7 +305,6 @@
 /* deal with these later */
 #undef CONFIG_NET_SCH_CSZ
 #undef CONFIG_NET_SCH_HPFQ
-#undef CONFIG_NET_SCH_HFSC
 #undef CONFIG_NET_SCH_TEQL
 
 #endif
@@ -428,6 +433,7 @@
 #define _LINUX_INIT_H
 
 #define __init
+#define __exit
 
 #endif
 EOF
@@ -788,11 +794,25 @@
 
 #define NULL ((void *) 0) /* gotta do this somewhere ... */
 
+typedef unsigned char u_int8_t;
+typedef unsigned short u_int16_t;
+typedef unsigned int u_int32_t;
+typedef unsigned long long u_int64_t;
+
 #endif /* __KERNEL__ */
 
 #endif
 EOF
 
+# ----- include/linux/timer.h -------------------------------------------------
+
+cat <<EOF >include/linux/timer.h
+#ifndef _LINUX_TIMER_H
+#define _LINUX_TIMER_H
+
+#endif
+EOF
+
 # ----- include/asm/atomic.h --------------------------------------------------
 
 cat <<EOF >include/asm/atomic.h
@@ -839,6 +859,16 @@
 #endif
 EOF
 
+# ----- include/asm/div64.h ---------------------------------------------------
+cat <<EOF >include/asm/div64.h
+#ifndef _ASM_DIV64_H
+#define _ASM_DIV64_H
+
+#define do_div(a,b) ((a) /= (b))
+
+#endif
+EOF
+
 # -----------------------------------------------------------------------------
 
 # for iproute2