# multipathd's naming convention) as our unique persistent key.
# For traditional devices we'll obtain the key from udev's
# path_id.
-if [ -n "${DM_UUID}" ] && echo "${DM_UUID}" | egrep -q -e '^mpath' ; then
+if [ -n "${DM_UUID}" ] && echo "${DM_UUID}" | grep -q -e '^mpath' ; then
ID_PATH="dm-uuid-${DM_UUID}"
else
eval `${PATH_ID} ${DEVICE}`