wxwidgets Bug

test:
with and without the following line in a linux /etc/hosts file
Note:  Please replace "localhost" and 8200, as appropriate for valid and fail results
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127.0.0.1 addthis.com hallofstyle.com traffichaus.com livefreefun.com urlcash.net www.urlcash.net images.urlcash.net ero-advertising.com adspaces.ero-advertising.com data-ero-advertising.com cache.imagehost123.com lazydaytrader.net datecity.com update92.com www.123mplayer.com 123mplayer.com adc.flashproplayer.com flashproplayer.com tradingfornewbies.com www.adcash.com adcash.com vube.com www.vube.com propellerpops.com ad.propellerads.com www.morefreecamsecrets.com morefreecamsecrets.com www.pokerstars.com pokerstars.com www.psimg.com psimg.com ads.glispa.com glispa.com rotator.adultadmedia.com adultadmedia.com 7.rotator.wigetmedia.com com--www.net www.filmon.com out.popads.net juicyads.com adserver.juicyads.com sex.com www.sex.com videosz.com feeds.videosz.com serw.clicksor.com kovla.com amjendog.nm.ru www.downloadfileshere.com s0.2mdn.net media.contextweb.com cdn2sitescout.edgesuite.net galleries.bz
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wxwidgets code:
#include <wx/wx.h>
#include <wx/socket.h>
#include <iostream>

int main () {
  wxInitialize();
  wxSocketClient * sockConn = new wxSocketClient(wxSOCKET_WAITALL);
  wxString url = wxT("localhost");
  wxIPV4address addr;
  addr.Hostname(url);
  addr.Service(8200);
  if(!sockConn->Connect(addr, true)) {
    std::cout << "Connect failed\n";
    return 1;
  }
  wxString test = wxT("testing\n");
  sockConn->Write(test.mb_str(), wxStrlen(test));
  sockConn->Close();
  delete sockConn;
  wxUninitialize();
  return 0;
}