install: $(EXTRA_INSTALL_TARGETS)
- tar cf - . | ( cd $(INSTALL_DIR) && tar xpvf - )
- ( cd $(SBCL_HOME)/systems && ln -fs ../$(SYSTEM)/$(SYSTEM).asd . )
+ tar cf - . | ( cd $(BUILD_ROOT)$(INSTALL_DIR) && tar xpvf - )
+ ( cd $(BUILD_ROOT)$(SBCL_HOME)/systems && ln -fs ../$(SYSTEM)/$(SYSTEM).asd . )