function isPrototype(value) {
  var Ctor = value && value.constructor,
      proto = typeof Ctor == 'function' && Ctor.prototype || objectProto$1;

  return value === proto;
}
function isPrototype(value) {
  var Ctor = value && value.constructor,
      proto = typeof Ctor == 'function' && Ctor.prototype || objectProto$1;

  return value === proto;
}
function isPrototype ( value ) { var Ctor = value && value . constructor , proto = typeof Ctor == 'function' && Ctor . prototype || objectProto$1 ; return value === proto ; }
Checks if `value` is likely a prototype object.

@private
@param {*} value The value to check.
@returns {boolean} Returns `true` if `value` is a prototype, else `false`.
Checks if value is likely a prototype object .