1 files changed, 6 insertions, 12 deletions

diff --git a/lisp/mwheel.el b/lisp/mwheel.el
index 7107d64aa1a..498fcbcf5c9 100644
--- a/lisp/mwheel.el
+++ b/lisp/mwheel.el
@@ -185,6 +185,12 @@ This can be slightly disconcerting, but some people prefer it."
 (defvar mwheel-scroll-down-function 'scroll-down
   "Function that does the job of scrolling downward.")
 
+(defvar mwheel-scroll-left-function 'scroll-left
+  "Function that does the job of scrolling left.")
+
+(defvar mwheel-scroll-right-function 'scroll-right
+  "Function that does the job of scrolling right.")
+
 (defun mwheel-scroll (event)
   "Scroll up or down according to the EVENT.
 This should be bound only to mouse buttons 4, 5, 6, and 7 on
@@ -336,18 +342,6 @@ the mode if ARG is omitted or nil."
   :type 'boolean
   :version "26.1")
 
-(defcustom mwheel-scroll-left-function 'scroll-left
-  "Function that does the job of scrolling left."
-  :group 'mouse
-  :type 'function
-  :version "26.1")
-
-(defcustom mwheel-scroll-right-function 'scroll-right
-  "Function that does the job of scrolling right."
-  :group 'mouse
-  :type 'function
-  :version "26.1")
-
 (defvar mouse-wheel-left-event
   (if (or (featurep 'w32-win) (featurep 'ns-win))
       'wheel-left