Tweak docstring

Author: bbatsov

inf-clojure.el

@@ -421,11 +421,12 @@ mode line entirely."
   :risky t)
 
 (defcustom inf-clojure-enable-eldoc t
-  "Var that allows disabling `eldoc-mode` in `inf-clojure`.
+  "Var that allows disabling `eldoc-mode' in `inf-clojure'.
 
-Set to `nil` to disable eldoc.  Eldoc can be quite useful by
+Set to nil to disable eldoc.  Eldoc can be quite useful by
 displaying function signatures in the modeline, but can also
-cause multiple prompts to appear and mess with `*1`, `*2`, etc."
+cause multiple prompts to appear in the REPL and mess with *1,
+*2, etc."
   :type 'boolean
   :safe 'booleanp
   :package-version '(inf-clojure . "3.2.0"))