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";
18 if (grep { /isvstring/ } @Scalar::Util::EXPORT_FAIL) {
23 Scalar::Util->import(qw[isvstring]);
31 print "not " unless $vs == "1.0";
34 print "not " unless isvstring($vs);
38 print "not " if isvstring($sv);