$FGREP ':macro21:' configure
$FGREP ':macro33:' configure
grep MACRO3 aclocal.m4
-test ! -f m4_1/macro.m4
-test ! -f m4_2/macro.m4
+test ! -e m4_1/macro.m4
+test ! -e m4_2/macro.m4
$sleep
$FGREP ':macro21:' configure
$FGREP ':macro33:' configure
grep MACRO3 aclocal.m4
-test ! -f m4_1/macro.m4
-test ! -f m4_2/macro.m4
+test ! -e m4_1/macro.m4
+test ! -e m4_2/macro.m4
$sleep
$FGREP ':macro33:' configure
grep MACRO3 aclocal.m4 && exit 1
test -f m4_1/macro.m4
-test ! -f m4_2/macro.m4
+test ! -e m4_2/macro.m4
cp aclocal.m4 copy.m4
$sleep
grep MACRO3 aclocal.m4 && exit 1
grep GREPME m4_1/macro.m4 && exit 1
test -f m4_1/macro.m4
-test ! -f m4_2/macro.m4
+test ! -e m4_2/macro.m4
diff aclocal.m4 copy.m4
: