@@ -1,3 +1,8 @@
+2017-11-15 Luke Shumaker <lukeshu@parabola.nu>
+
+ * manual/terminal.texi (Is It a Terminal):
+ Mention ENODEV for ttyname and ttyname_r.
+
2017-11-15 Joseph Myers <joseph@codesourcery.com>
* sysdeps/unix/sysv/linux/bits/socket.h (MSG_ZEROCOPY): New enum
@@ -109,6 +109,11 @@ The @var{filedes} is not associated with a terminal.
@item ERANGE
The buffer length @var{len} is too small to store the string to be
returned.
+
+@item ENODEV
+The @var{filedes} is associated with a terminal device that is a slave
+pseudo-terminal, but the file name associated with that device could
+not be determined. This is a GNU extension.
@end table
@end deftypefun