-INSTALL_ITEMS := $(INSTALL_ITEMS) /lib/pkgconfig:lib$(COMPONENT).pc.in
-INSTALL_ITEMS := $(INSTALL_ITEMS) /lib:$(OUTPUT)
+INSTALL_ITEMS := $(INSTALL_ITEMS) /$(LIBDIR)/pkgconfig:lib$(COMPONENT).pc.in
+INSTALL_ITEMS := $(INSTALL_ITEMS) /$(LIBDIR):$(OUTPUT)