The t-bck command backspaces the tape to the end of the previous file or a specified number of blocks.
For Windows: Not Supported
t-bck {number}
number | Indicates the number of blocks to backspace. If the number is not specified, the tape backspaces to a position immediately preceding the previous EOF mark, or to load point. Before reading the next file, a t-fwd command must be issued to position the tape after the EOF mark. |