GUSMASK_WIRQ_VOLUME 952 dev/isa/gus.c if ((intr & (GUSMASK_WIRQ_VOLUME | GUSMASK_WIRQ_VOICE)) GUSMASK_WIRQ_VOLUME 953 dev/isa/gus.c == (GUSMASK_WIRQ_VOLUME | GUSMASK_WIRQ_VOICE))