install problem for BBN802.11 in Ubuntu 8.10

Hi, every, by following the instruction of "http://www.cgran.org/wiki/BBN80211"; i found some problem. For install gnuradio_r7596, when i use "make" command, there shows : o -c gr_dispatcher.cc -fPIC -DPIC -o .libs/gr_dispatcher.o gr_dispatcher.cc: In member function ‘void gr_dispatcher::loop(

install problem when i install BBN802.11 for Ubuntu 8.10

Hi, every, by following the instruction of "http://www.cgran.org/wiki/BBN80211"; i found some problem. For install gnuradio_r7596, when i use "make" command, there shows : o -c gr_dispatcher.cc -fPIC -DPIC -o .libs/gr_dispatcher.o gr_dispatcher.cc: In member function ‘void gr_dispatcher::loop(