$(PTHREAD_ARCH_OUT)/tcb-offsets.h: $(PTHREAD_ARCH_OUT)/tcb-offsets.s
@sed -n "s/^.*@@@name@@@\([^@]*\)@@@value@@@[^0-9Xxa-fA-F-]*\([0-9Xxa-fA-F-][0-9Xxa-fA-F-]*\).*@@@end@@@.*$\/#define \1 \2/p" $< > $@
-nptl_arch_headers: $(PTHREAD_ARCH_OUT)/tcb-offsets.h
+nptl_arch_headers := $(PTHREAD_ARCH_OUT)/tcb-offsets.h
nptl_arch_headers_clean:
$(do_rm) $(addprefix $(PTHREAD_ARCH_OUT)/tcb-offsets., c s h)