this function reads the file _PATH_TTYS , defined in as "/etc/ttys". It returnsNAME getttyent, getttynam, setttyent, endttyent - get ttys file entry LIBRARY Standard C library ( libc ... provide an interface to the file _PATH_TTYS (e.g., /etc/ttys ). The func…NAME getttyent, getttynam, setttyent, endttyent - get ttys file entry LIBRARY Standard C library ( libc ... provide an interface to the file _PATH_TTYS (e.g., /etc/ttys ). The func…NAME getttyent, getttynam, setttyent, endttyent - get ttys file entry LIBRARY Standard C library ( libc ... provide an interface to the file _PATH_TTYS (e.g., /etc/ttys ). The func…NAME getttyent, getttynam, setttyent, endttyent - get ttys file entry LIBRARY Standard C library ( libc ... provide an interface to the file _PATH_TTYS (e.g., /etc/ttys ). The func…