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-rw-r--r--manual/terminal.texi5
1 files changed, 5 insertions, 0 deletions
diff --git a/manual/terminal.texi b/manual/terminal.texi
index 4fef504..4aace48 100644
--- a/manual/terminal.texi
+++ b/manual/terminal.texi
@@ -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