diff options
Diffstat (limited to 'usr.bin/tty/tty.1')
| -rw-r--r-- | usr.bin/tty/tty.1 | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/usr.bin/tty/tty.1 b/usr.bin/tty/tty.1 index dbf0e777661c..357432f2f849 100644 --- a/usr.bin/tty/tty.1 +++ b/usr.bin/tty/tty.1 @@ -65,7 +65,9 @@ option is deprecated in favor of the command. .El .Pp -.Nm Tty +The +.Nm +utility exits 0 if the standard input is a terminal, 1 if the standard input is not a terminal, and >1 if an error occurs. .Sh SEE ALSO |