export GETRICHACL_PROG="`set_prog_path getrichacl`"
export SETRICHACL_PROG="`set_prog_path setrichacl`"
export KEYCTL_PROG="`set_prog_path keyctl`"
+export XZ_PROG="`set_prog_path xz`"
# use 'udevadm settle' or 'udevsettle' to wait for lv to be settled.
# newer systems have udevadm command but older systems like RHEL5 don't.