In the New File Shortcut window, type the name of the shortcut (fileref) and the path to the SAS file that the shortcut represents. To assign a file shortcut by using the My Favorite Folders window: ...

An NL tape is always rewound at open to perform label checks. A standard labeled tape is not opened when NL is specified. After label checking, the tape is positioned to logical file n. LABEL=SL n ...