NAME

       ttyname - return name of a terminal

SYNOPSIS

       #include <unistd.h>
       char *ttyname ( int desc );

DESCRIPTION

       Returns  a  pointer to the pathname of the terminal device
       that is open on the file descriptor desc, or NULL on error
       (for example, if desc is not connected to a terminal).

CONFORMING TO

       POSIX.1

SEE ALSO

       isatty(3), fstat(3)