logical-pathname, pathname, t

A pathname that uses a namestring syntax that is implementation-independent, and that has component values that are implementation-independent. Logical pathnames do not refer directly to filenames

• {\secref\FileSystemConcepts}
• {\secref\SharpsignP}
• {\secref\PrintingPathnames}

\issue{TYPE-OF-AND-PREDEFINED-CLASSES:UNIFY-AND-EXTEND}