Don't throw an error if gnuclient supports GTK and XEmacs doesn't. 2010-06-02 Aidan Kehoe <kehoea@parhasard.net> * gnuclient.c (main): If gnuclient was built with GTK support, and is asking a gnuserv without GTK support to open a frame, fall back to X11, don't throw an error on the server side, invisible to the client.