mt_dsreg         1091 scsi/st.c      			g->mt_dsreg |= MT_DS_RDONLY;
mt_dsreg         1093 scsi/st.c      			g->mt_dsreg |= MT_DS_MOUNTED;
mt_dsreg           71 sys/mtio.h     	short	mt_dsreg;	/* ``drive status'' register */