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The
function returns a pointer to a legal user shell as defined by the system
manager in the file If is unreadable or does not exist, behaves as
if and were listed in the file. The function reads the next line (opening
the file if necessary); rewinds the file; closes it.
The
routine returns a null pointer (0) on
The function appeared
in
The function leaves its result in an internal static object and
returns a pointer to that object. Subsequent calls to will modify the same
object.
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