taglinefilesource code
input_avail86drivers/sound/mpu401.c#define input_avail(base)    (!(mpu401_status(base)&INPUT_AVAIL))
input_avail43drivers/sound/sb16_midi.c#define input_avail()    (!(sb16midi_status()&INPUT_AVAIL))
input_avail46drivers/sound/uart6850.c#define input_avail()    ((uart6850_status()&INPUT_AVAIL))