/bin/cp -f .config .config.bak
for i in arch/mips/configs/*_defconfig; do 
	echo $i; 
	/bin/cp -f $i .config; 
	if [ "$1" == "orig" ]; then
		/bin/cp -f $i $i.orig; 
	fi
	(while (true) do echo; done) | make oldconfig; 
	/bin/cp -f .config $i; 
done
/bin/mv -f .config.bak .config