boost_start_span_func_t 155 src/ftmod/ftmod_sangoma_boost/sangoma_boost_interface.h typedef ftdm_status_t (*boost_start_span_func_t) BOOST_START_SPAN_ARGS; boost_start_span_func_t 216 src/ftmod/ftmod_sangoma_boost/sangoma_boost_interface.h boost_start_span_func_t start_span;