FTDM_CHANNEL_FEATURE_PROGRESS 2584 src/ftdm_io.c if (!ftdm_channel_test_feature(ftdmchan, FTDM_CHANNEL_FEATURE_PROGRESS)) { FTDM_CHANNEL_FEATURE_PROGRESS 2598 src/ftdm_io.c if (!ftdm_channel_test_feature(ftdmchan, FTDM_CHANNEL_FEATURE_PROGRESS)) { FTDM_CHANNEL_FEATURE_PROGRESS 3407 src/ftdm_io.c if (ftdm_test_flag(ftdmchan, FTDM_CHANNEL_PROGRESS_DETECT) && !ftdm_channel_test_feature(ftdmchan, FTDM_CHANNEL_FEATURE_PROGRESS)) {