-CPPFLAGS := -I../library/include -include $(SDKTARGETSYSROOT)/usr/include/basesystem/agl_types_deprecated.h
-CFLAGS := -Wall -Wno-unused-function -Wno-unused-variable -include $(SDKTARGETSYSROOT)/usr/include/basesystem/agl_types_deprecated.h
+CPPFLAGS += -I../library/include
+CPPFLAGS += -include agl_types_deprecated.h
+
+CFLAGS += -Wall -Wno-unused-function -Wno-unused-variable
+CFLAGS += -I../library/include
+CFLAGS += -include agl_types_deprecated.h