}
$wanted_filename = $unix_mode ? '0' : '0.';
-$saved_filename = $^O eq 'MacOS' ? ':0' : './0';
+$saved_filename = './0';
cmp_ok($warns,'==',0,'no warns at start');
cmp_ok($seen,'==',1,'seen in hash while()');
close FILE;
-opendir(DIR,($^O eq 'MacOS' ? ':' : '.'));
+opendir(DIR,'.');
ok(defined(DIR),'opened current directory');
$seen = 0;
while (my $name = readdir(DIR))