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path n.
1. A bang path or explicitly routed
Internet address; a node-by-node specification of a link
between two machines. Though these are now obsolete as a form of
addressing, they still show up in diagnostics and trace headers
occasionally (e.g. in NNTP headers). 2. [Unix] A filename, fully
specified relative to the root directory (as opposed to relative to
the current directory; the latter is sometimes called a `relative
path'). This is also called a `pathname'. 3. [Unix and
MS-DOS/Windows] The `search path', an environment variable
specifying the directories in which the shell (COMMAND.COM,
under MS-DOS) should look for commands. Other, similar constructs
abound under Unix (for example, the C preprocessor has a `search
path' it uses in looking for |