1$(top_srcdir)/sntp/scm-rev: FRC.scm-rev 2 $(AM_V_GEN)cd $(top_builddir)/sntp && $(MAKE) $(AM_MAKEFLAGS) check-scm-rev 3 4FRC.scm-rev: 5 @: FRC.scm-rev "force" depends on nothing and is not a file, so is \ 6 always out-of-date causing targets which depend on it to also \ 7 be outdated so their rules to fire each time they are built. 8 9