sbport            772 dev/isa/sbdsp.c 	int sbport;
sbport            790 dev/isa/sbdsp.c 			sbport = SBP_FROM_MIC;
sbport            793 dev/isa/sbdsp.c 			sbport = SBP_FROM_LINE;
sbport            796 dev/isa/sbdsp.c 			sbport = SBP_FROM_CD;
sbport            801 dev/isa/sbdsp.c 		sbdsp_mix_write(sc, SBP_RECORD_SOURCE, sbport | sc->in_filter);