Protocols.HTTP.Query()->sync_request() returns empty object

Imported from http://bugzilla.roxen.com/bugzilla/show_bug.cgi?id=2563

Reported by Henrik Wallin, Roxen hedda@roxen.com

Pike v7.3 release 12 running Hilfe v2.0 (Incremental Pike Frontend)
> object con = Protocols.HTTP.Query();
Result: Query()
> object q=con->sync_request("www.avanza.se", 80, "GET /nyheteranalyser/nyheteranalyser.cgi?page=  HTTP/1.0", (["user-agent" : "Mozilla/4.0 compatible (Pike HTTP client)", "host" : "www.avanza.se" ]), 0);
Result: Query()
> q->ok;
Result: 0

Pike v7.2 release 229 running Hilfe v2.0 (Incremental Pike Frontend)
> object con = Protocols.HTTP.Query();
Result: Query()
> object q=con->sync_request("www.avanza.se", 80, "GET /nyheteranalyser/nyheteranalyser.cgi?page=  HTTP/1.0", (["user-agent" : "Mozilla/4.0 compatible (Pike HTTP client)", "host" : "www.avanza.se" ]), 0);
Result: Query(200 OK)