(ispell-highlight): Do nothing unless window-system.

diff --git a/lisp/textmodes/ispell4.el b/lisp/textmodes/ispell4.el
index 95b99b5f7715dc684ef0cd9aa39707faf2ff77ee..bef4b8c7890692919c4c320dd858523299c00403 100644 (file)
--- a/lisp/textmodes/ispell4.el
+++ b/lisp/textmodes/ispell4.el
@@ -638,6 +638,7 @@ L lookup; Q quit\n")
 
 (defun ispell-highlight (start end)
   (and ispell-highlight 
+       window-system
        (progn
         (or ispell-overlay
             (progn