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-rw-r--r--lisp/cmuscheme.el2
1 files changed, 1 insertions, 1 deletions
diff --git a/lisp/cmuscheme.el b/lisp/cmuscheme.el
index 30510103b7b..e3f63527a99 100644
--- a/lisp/cmuscheme.el
+++ b/lisp/cmuscheme.el
@@ -117,7 +117,7 @@
(cond ((not inferior-scheme-mode-map)
(setq inferior-scheme-mode-map
- (full-copy-sparse-keymap comint-mode-map))
+ (copy-keymap comint-mode-map))
(define-key inferior-scheme-mode-map "\M-\C-x" ;gnu convention
'scheme-send-definition)
(define-key inferior-scheme-mode-map "\C-x\C-e" 'scheme-send-last-sexp)