GUSMASK_VOICE_IRQ 1175 dev/isa/gus.c  	bus_space_write_1(iot, ioh2, GUS_DATA_HIGH, sc->sc_voc[voice].voccntl & ~(GUSMASK_VOICE_IRQ));
GUSMASK_VOICE_IRQ 1397 dev/isa/gus.c  		sc->sc_voc[voice].voccntl |= GUSMASK_VOICE_IRQ;
GUSMASK_VOICE_IRQ 1400 dev/isa/gus.c  		sc->sc_voc[voice].voccntl &= ~GUSMASK_VOICE_IRQ;
GUSMASK_VOICE_IRQ 1446 dev/isa/gus.c  	  sc->sc_voc[voice].voccntl &= ~(GUSMASK_VOICE_IRQ);