--- rpihddevice/Makefile.orig	2013-11-01 11:16:06.000000000 +0100
+++ rpihddevice/Makefile	2013-11-18 11:19:37.000000000 +0100
@@ -54,8 +54,9 @@
 CXXFLAGS += -D__STDC_CONSTANT_MACROS
 
 ILCDIR   =ilclient
-VCINCDIR =$(SDKSTAGE)/opt/vc/include
-VCLIBDIR =$(SDKSTAGE)/opt/vc/lib
+SDKSTAGE ?=/opt
+VCINCDIR =$(SDKSTAGE)/vc/include
+VCLIBDIR =$(SDKSTAGE)/vc/lib
 
 INCLUDES += -I$(ILCDIR) -I$(VCINCDIR) -I$(VCINCDIR)/interface/vcos/pthreads -I$(VCINCDIR)/interface/vmcs_host/linux