
\S file descriptor \S

A file descriptor is a name or number that represents a file.  A
"file name"\S*\S is a file descriptor.  Certain file descriptors are
reserved by the system. The file descriptor 0 is reserved for
"standard input"\S*\S, 1 is reserved for "standard output"\S*\S,
and 2 is reserved for"standard error output"\S*\S.

\S*\S defined in the \Sglossary\S
