FTDM_CHANNEL_BUFFER 2522 src/ftdm_io.c ftdm_clear_flag(ftdmchan, FTDM_CHANNEL_BUFFER); FTDM_CHANNEL_BUFFER 2524 src/ftdm_io.c ftdm_set_flag(ftdmchan, FTDM_CHANNEL_BUFFER); FTDM_CHANNEL_BUFFER 236 src/include/private/ftdm_types.h FTDM_CHANNEL_BUFFER = (1 << 6),