local patch
case $THIS_SUB_DEPENDS in
  CONFIG_*)
    # not done yet
    # this would be setting kernel config vars
    return 1
  ;;
  *)
    if echo ${SELECTED_PATCHES} | grep -q " $THIS_SUB_DEPENDS"
    then
      return 0
    else
      for patch in ${SELECTED_PATCHES}
      do
        if [[ -f "${SPELL_DIRECTORY}/info/patches/${THIS_SUB_DEPENDS}/${patch}" ]]
        then
          return 0
        fi
      done
    fi
  ;;
esac
return 1
