win32: poll() compat fix - w32 does not use bitmap
win32: poll() compat fix - w32 does not use bitmap

markokr/plproxy-dev,saaros/plproxy-dev,markokr/plproxy-dev,myrkraverk/plproxy,saaros/plproxy-dev,petere/plproxy-dev,nad2000/plproxy