Index: Makefile
===================================================================
--- Makefile	(revision 1255)
+++ Makefile	(working copy)
@@ -229,7 +229,7 @@
 	$(CC) $(KFLAGS) -o $@ -c $<
 
 vpm450m.o: vpm450m.c zaptel.h
-	$(CC) $(KFLAGS) -I$(PWD)/include  -I$(PWD)/include/oct6100api -o $@ -c $<
+	$(CC) $(KFLAGS) -I$(SUBDIRS)/include  -I$(SUBDIRS)/include/oct6100api -o $@ -c $<
 
 wct4xxp.o: wct4xxp_base.o vpm450m.o
 	$(LD) -r -o $@ wct4xxp_base.o vpm450m.o