we use cc3200 wificlient library got some problem

dear all:

   we use wificlient library for cc3200 launchpad . how do we get remote ip address ? arduino ethernet library have getRemoteIP method. but wificlient library is no.

###############code##############################

WiFiServer localserver = WiFiServer(localPort);
WiFiClient socketclient;

socketclient = localserver.available();
socketclient.getRemoteIP(clientip);

###############code##############################

#################compile error output################

 'class WiFiClient' has no member named 'getRemoteIP'

#################compile error output################