math/isabelle/files/patch-lib-Tools-getenv


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--- ./lib/Tools/getenv.orig	Sun Sep  2 15:11:55 2007
+++ ./lib/Tools/getenv	Sun Sep  2 15:48:46 2007
@@ -1,4 +1,4 @@
-#!/usr/bin/env bash
+#!/bin/sh
 #
 # $Id: getenv,v 1.11 2005/09/01 20:49:18 wenzelm Exp $
 # Author: Markus Wenzel, TU Muenchen
@@ -10,7 +10,7 @@
 
 PRG="$(basename "$0")"
 
-function usage()
+usage()
 {
   echo
   echo "Usage: $PRG [OPTIONS] [VARNAMES ...]"