Something

$(service_DATA): $(service_in_files) Makefile
	@sed -e "s|\@libexecdir\@|$(libexecdir)|" $< > $@
$(sentinel_DATA): $(sentinel_in_files) Makefile
	@sed -e "s|\@libexecdir\@|$(libexecdir)|" $< > $@

revision.h:
	$(top_srcdir)/mkrevision_h.sh $(top_srcdir)

build.h:
	$(top_srcdir)/mkbuild_h.sh $(top_srcdir)
# Tell versions [3.59,3.63) of GNU make to not export all variables.
# Otherwise a system limit (for SysV at least) may be exceeded.
.NOEXPORT: