$target gridinstall.ps:D: gridinstall.ms PRE='' { echo $PRE; cat gridinstall.ms } | tbl | troff -ms | lp -dstdout > $target title.ps:D: title troff $prereq | lp -dstdout > $target changes.ps:D: changes.ms tbl changes.ms | troff -ms | dpost >$target %.pdf: %.ps ps2pdf <$stem.ps >$stem.pdf