# Test that MANIFEST uses tabs - not spaces - after the name of the file.
while (<$m>) {
    chomp;
    unless( /\s/ ) {
        push @files, $_;
        # no need for further tests on lines without whitespace (i.e., filename only)
        next;
    }
    my ($file, $separator) = /^(\S+)(\s+)/;
    push @files, $file;

    isnt($file, undef, "Line $. doesn't start with a blank") or next;
    # Remember, we're running from t/
    ok(-f "../$file", "File $file exists");