(require 'hex-util)
-(autoload 'executable-find "executable")
+(ignore-errors (autoload 'executable-find "executable"))
;;;
;;; external SHA1 function.
:type '(repeat string)
:group 'sha1)
-(defcustom sha1-use-external (executable-find (car sha1-program))
+(defcustom sha1-use-external (ignore-errors (executable-find (car sha1-program)))
"*Use external SHA1 program.
If this variable is set to nil, use internal function only."
:type 'boolean