$target rm xxx rfc822.tab.c: rfc822.y smtp.h yacc -d -o $target rfc822.y $O.parsetest: rfc822.tab.$O parsetest.$O: rfc822.tab.$O clean:V: rm -f *.[$OS] [$OS].^($TARG $TEST) smtpd.tab.c rfc822.tab.c y.tab.? y.debug $TARG ../common/libcommon.a$O: cd ../common && mk