--- /dev/null
+print "1..1\n";
+
+use strict;
+use LWP::UserAgent;
+
+my $ua = LWP::UserAgent->new(keep_alive => 1);
+
+my $req = HTTP::Request->new(GET => "http://jigsaw.w3.org/HTTP/neg");
+$req->header(Connection => "close");
+my $res = $ua->request($req);
+
+print $res->as_string, "\n";
+
+print "not " unless $res->code == 300;
+print "ok 1\n";