TODO: reword+fixup

src/pure.js

@@ -12,20 +12,6 @@ import act, {
 } from './act-compat'
 import {fireEvent} from './fire-event'
 
-function jestFakeTimersAreEnabled() {
-  /* istanbul ignore else */
-  if (typeof jest !== 'undefined' && jest !== null) {
-    return (
-      // legacy timers
-      setTimeout._isMockFunction === true || // modern timers
-      // eslint-disable-next-line prefer-object-has-own -- No Object.hasOwn in all target environments we support.
-      Object.prototype.hasOwnProperty.call(setTimeout, 'clock')
-    )
-  } // istanbul ignore next
-
-  return false
-}
-
 configureDTL({
   unstable_advanceTimersWrapper: cb => {
     return act(cb)