:group 'extensions)
(defcustom sha1-maximum-internal-length 500
- "*Maximum length of message to use lisp version of SHA1 function.
+ "*Maximum length of message to use Lisp version of SHA1 function.
If message is longer than this, `sha1-program' is used instead.
-If this variable is set to 0, use extarnal program only.
+If this variable is set to 0, use external program only.
If this variable is set to nil, use internal function only."
:type 'integer
:group 'sha1)