file system path names
macro can be used for all kinds of
path and file names: absolute paths, relative paths, directories, files of all
types, including regular files, symbolic links, character and block devices,
sockets, and fifos.
If parts of the file name or path are variable, it can even be used for parts of
file names. In that case, use
to mark up
the placeholders for the variable parts.
manual mentions this class of paths:
.Pa /net/ Ns Ar nfs-server-ip Ns / Ns
Ar share-name Ns /
The MACRO REFERENCE section in the