Use narrowly scoped file descriptor for handling opened TTY in
-rw-r--r-- 17987 COPYING
-rw-r--r-- 1217 COPYRIGHT
-rw-r--r-- 1243 Makefile
-rw-r--r-- 262 README
drwxr-xr-x - contrib
drwxr-xr-x - doc
drwxr-xr-x - man
drwxr-xr-x - src