American English spelling fix.

1 files changed, 2 insertions, 2 deletions

diff --git a/admin/notes/multi-tty b/admin/notes/multi-tty
index c3d432d17c5..685967ca96b 100644
--- a/admin/notes/multi-tty
+++ b/admin/notes/multi-tty
@@ -93,7 +93,7 @@ Known problems:
 
                 emacsclient -e '(top-level)'
 
-          Note that this (perhaps) unintuitive behaviour is by design.
+          Note that this (perhaps) unintuitive behavior is by design.
           Single-kboard mode is required because of an intrinsic Emacs
           limitation that is very hard to eliminate.  (This limitation
           is related to the single-threaded nature of Emacs.)
@@ -733,7 +733,7 @@ DIARY OF CHANGES
    term_init/delete_tty.  The hint was right, in a way.)
 
 -- Issue with SIGIO: it needs to be disabled during redisplay.  See if
-   fcntl kernel behaviour could be emulated by emacsclient.
+   fcntl kernel behavior could be emulated by emacsclient.
 
    (Done.  Simply disabled the SIGIO emulation hack in emacsclient.)
    (Update: it was added back.)  (Update^2: and removed again.)