GUSMAX_MONO_LVL  2447 dev/isa/gus.c    {GUSMAX_MONO_LVL, AD1848_KIND_LVL, AD1848_MONO_CHANNEL},
GUSMAX_MONO_LVL  2912 dev/isa/gus.c      case GUSMAX_MONO_LVL:	/* mono/microphone mixer */
GUSMAX_MONO_LVL  3013 dev/isa/gus.c  	dip->prev = GUSMAX_MONO_LVL;