7 require Config; import Config;
8 keys %Config; # Silence warning
9 if ($Config{extensions} !~ /\bList\/Util\b/) {
10 print "1..0 # Skip: List::Util was not built\n";
16 if (grep { /isvstring/ } @Scalar::Util::EXPORT_FAIL) {
22 use Scalar::Util qw(isvstring);
30 print "not " unless $vs == "1.0";
33 print "not " unless isvstring($vs);
37 print "not " if isvstring($sv);