From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephen Hemminger <shemminger@vyatta.com>
Subject: Re: [PATCH v2] iproute2: configure: Add search path for 64bit
 library.
Date: Mon, 20 Aug 2012 09:02:34 -0700
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	<1345426907-4236-1-git-send-email-lw@cn.fujitsu.com>
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To: Li Wei <lw@cn.fujitsu.com>
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On Mon, 20 Aug 2012 09:41:47 +0800
Li Wei <lw@cn.fujitsu.com> wrote:

> Use pkg-config to tell us the library path and fallback to search
> old paths if xtables.pc not exists.
> 
> Signed-off-by: Li Wei <lw@cn.fujitsu.com>
> ---
> 
> Changes from v1:
> - use pkg-config as Ben and Stephen suggested.
> 
>  configure |    8 +++++++-
>  1 file changed, 7 insertions(+), 1 deletion(-)
> 
> diff --git a/configure b/configure
> index a1916de..db7cd6a 100755
> --- a/configure
> +++ b/configure
> @@ -148,7 +148,13 @@ check_ipt()
>  
>  check_ipt_lib_dir()
>  {
> -	IPT_LIB_DIR=""
> +	IPT_LIB_DIR=$(pkg-config --variable=xtlibdir xtables)
> +	if [ -n "$IPT_LIB_DIR" ]; then
> +		echo $IPT_LIB_DIR
> +		echo "IPT_LIB_DIR:=$IPT_LIB_DIR" >> Config
> +		return
> +	fi
> +
>  	for dir in /lib /usr/lib /usr/local/lib
>  	do
>  		for file in $dir/{xtables,iptables}/lib*t_*so ; do

Applied