if [ `losetup ${LOOPA} >/dev/null 2>&1; echo $?` -ne 1 -o `losetup ${LOOPB} >/dev/null 2>&1; echo $?` -ne 1 ]; then
echo "Loopa or loopb already exists, try to run:"
echo "mdadm -S /dev/md/$MDBOOT"
if [ `losetup ${LOOPA} >/dev/null 2>&1; echo $?` -ne 1 -o `losetup ${LOOPB} >/dev/null 2>&1; echo $?` -ne 1 ]; then
echo "Loopa or loopb already exists, try to run:"
echo "mdadm -S /dev/md/$MDBOOT"