staticconststd::string&headers;//! HTTP headers list to add in the request. ';' will be replaced by '\r\n'. Default: omitted. E.g. "X-M2M-RI:8787;X-M2M-Origin:CAdmin;X-M2M-RVI:5"
staticconststd::string&codecs;//! List of codecs to use for HTTP application layers
if((os.lengthof()==0)&&((h.compare("Content-Type")==0)||(h.compare("Content-type")==0)||(h.compare("content-type")==0))){// Force the serialization parameter to be set according to the Content-Type header