Establishes a new offset into the current sequential file.
||The offset into the current file.
||Optional An integer value that determines the relative position of the offset. The default is 0.
establishes a new offset
into the current device. The current device must be a sequential file. If the current device is not a sequential file, $ZSEEK
issues a <FUNCTION> error.
parameter determines the point from which offset
is based. Called without parameters, $ZSEEK
returns the current position in the file
If there is no specifically set current device, $ZSEEK
assumes that the device is the principal device.
The offset (in characters) from the point established by mode
||Offset is relative to the beginning of the file (absolute).
||Offset is relative to the current position.
||Offset is relative to the end of the file.
If you do not specify a mode
assumes a mode value of 0.