.SS MTIOCTOP \(em perform a tape operation
.PP
This request takes an argument of type
-.IR "(struct mtop *)" .
+.IR "(struct mtop\ *)" .
Not all drives support all operations.
The driver returns an
.B EIO
.SS MTIOCGET \(em get status
.PP
This request takes an argument of type
-.IR "(struct mtget *)" .
+.IR "(struct mtget\ *)" .
.PP
.in +4n
.nf
.SS MTIOCPOS \(em get tape position
.PP
This request takes an argument of type
-.I "(struct mtpos *)"
+.I "(struct mtpos\ *)"
and reports the drive's notion of the current tape block number,
which is not the same as
.I mt_blkno