support/scripts: fix shebang with bash

Signed-off-by: Francois Perrad <francois.perrad@gadz.org>
Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

support/scripts/br2-external

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -e
 
 # This script must be able to run with bash-3.1, so it can't use

support/scripts/check-bin-arch

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 while getopts p:l:r:a: OPT ; do
 	case "${OPT}" in

support/scripts/fix-configure-powerpc64.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # This is a script to find, and correct, a problem with old versions of
 # configure that affect powerpc64 and powerpc64le.

support/scripts/genimage.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 die() {
   echo "Error: $@" >&2

support/scripts/hardlink-or-copy

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # Try to hardlink a file into a directory, fallback to copy on failure.
 #

support/scripts/test-pkg

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -e
 
 TOOLCHAINS_URL='http://autobuild.buildroot.org/toolchains/configs/toolchain-configs.csv'