(defvar viper-comint-mode-modifier-map (make-sparse-keymap)
"This map modifies comint mode.")
-(define-key viper-comint-mode-modifier-map "\C-m" 'comint-send-input)
-(define-key viper-comint-mode-modifier-map "\C-d" 'comint-delchar-or-maybe-eof)
+(define-key viper-comint-mode-modifier-map "\C-m" 'viper-exec-key-in-emacs)
+(define-key viper-comint-mode-modifier-map "\C-d" 'viper-exec-key-in-emacs)
(defvar viper-dired-modifier-map (make-sparse-keymap)
"This map modifies Dired behavior.")