source+=('ckucmd-IO_file_flags.patch')
sha512sums+=('0a49ac384b7a49efe20cf4842a0f1ebe3f504aa259f9a9c956ad5b85fd49964a44191a99b8111a7868a9e9be37d6093f3db3bbe907d20605e2664b64395e5f17')
eval "$(
  declare -f prepare | \
    sed '
      /patch/ a patch -p1 < ckucmd-IO_file_flags.patch
    '
)"