sig_unload       4383 src/ftdm_io.c  		if (!mod->sig_unload) {
sig_unload       4389 src/ftdm_io.c  		if (mod->sig_unload() != FTDM_SUCCESS) {
sig_unload        346 src/include/private/ftdm_types.h 	fio_sig_unload_t sig_unload;