Makefile: add pickrand

[cmccabe-bin] / dual_rename.sh

diff --git a/dual_rename.sh b/dual_rename.sh
index c28584c..f91498d 100755 (executable)
--- a/dual_rename.sh
+++ b/dual_rename.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 tmpfile=/tmp/$$.pid