Find user-init-file when given prefix arg

core/prelude-core.el

@@ -550,10 +550,12 @@ This follows freedesktop standards, should work in X servers."
                              '(2 "_NET_WM_STATE_FULLSCREEN" 0))
     (error "Only X server is supported")))
 
-(defun prelude-find-user-init-file ()
-  "Edit the `prelude-user-init-file', in another window."
-  (interactive)
-  (find-file-other-window prelude-user-init-file))
+(defun prelude-find-user-init-file (arg)
+  "Edit the `prelude-user-init-file', in another window.
+With a prefix argument ARG, find the `user-init-file' instead."
+  (interactive "P")
+  (if arg (find-file-other-window user-init-file)
+    (find-file-other-window prelude-user-init-file)))
 
 (defun prelude-find-shell-init-file ()
   "Edit the shell init file in another window."