Compiling avm_pa_fusiv.ko fails with

ERROR: "apAddBridgeEntry" [net/avm_pa/avm_pa_fusiv.ko] undefined!
ERROR: "apBridgeCalculateHash" [net/avm_pa/avm_pa_fusiv.ko] undefined!
ERROR: "apAddFlowEntry" [net/avm_pa/avm_pa_fusiv.ko] undefined!
ERROR: "apCalculateHash" [net/avm_pa/avm_pa_fusiv.ko] undefined!
ERROR: "apIpv6AddFlowEntry" [net/avm_pa/avm_pa_fusiv.ko] undefined!
ERROR: "apIpv6CalculateHash" [net/avm_pa/avm_pa_fusiv.ko] undefined!
ERROR: "apArray" [net/avm_pa/avm_pa_fusiv.ko] undefined!
ERROR: "apIpv6DeleteFlowEntry" [net/avm_pa/avm_pa_fusiv.ko] undefined!
ERROR: "apDeleteBridgeEntry" [net/avm_pa/avm_pa_fusiv.ko] undefined!
ERROR: "apDeleteFlowEntry" [net/avm_pa/avm_pa_fusiv.ko] undefined!
ERROR: "apBridgeTable" [net/avm_pa/avm_pa_fusiv.ko] undefined!
ERROR: "apClassify" [net/avm_pa/avm_pa_fusiv.ko] undefined!
ERROR: "translateMbuf2Apbuf" [net/avm_pa/avm_pa_fusiv.ko] undefined!
ERROR: "putCluster" [net/avm_pa/avm_pa_fusiv.ko] undefined!
ERROR: "translateApbuf2Mbuf" [net/avm_pa/avm_pa_fusiv.ko] undefined!
ERROR: "wlan_pkt_from_ap_ptr" [net/avm_pa/avm_pa_fusiv.ko] undefined!

--- linux-2.6.28/net/avm_pa/Makefile
+++ linux-2.6.28/net/avm_pa/Makefile
@@ -7,4 +7,4 @@
 
 obj-y += avm_pa.o 
 
-obj-m += avm_pa_fusiv.o
+#obj-m += avm_pa_fusiv.o